Pennsylvania Birds Index

This is a database of articles published in Pennsylvania Birds since its inception (1987). This list will tell you the Issue and Page on which the article begins. Click on the Issue and it will take you to the Issue in which it is located. Then you must page to the article. Note: Articles from issues less than two years old are not available online (except to members). The issues can be purchased, however. See PSO Sales.

 

The Issue number is three digits; the first two are the Volume (01, 12, 22, etc.) and the last digit is the Issue Number (1 through 4). 014 = Volume 1 Number 4; 232 = Volume 23 Number 2, etc.

 

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Index of Articles by Author

Click on the Issue number to go to the issue

 

Allen, David Scissor-tailed Flycatcher at Bartram's Garden, Philadelphia County 274
190
Amsler, Julie Murder at the Feeder? 072
54
Anderson, Evelyn Bird Banding at Presque Isle State Park 121
7
Anderson, Evelyn James G. Stull 073
82
Armistead, George L. Pennsylvania's first Tropical Kingbird (Tyrannus melancholicus) 273
147
Atkinson, Christopher Eastern Bluebird Nesting Success in Parkway Systems of Large Municipalities 042
45
Atkinson, Eric C. Temporal Field Guide to Autumn Raptor Migration at Hawk Mountain Sanctuary, Pennsylvania, A 103
134
Atwood, Karen Birds of Erie County 013
76
Audubon Society, Lycoming Checklist of Birds for Lycoming and Clinton Counties 093
126
Barber, David Spring Raptor Migration Summary 2019 332
93
Barber, David Autumn Raptor Migration Summary 2019 334
230
Barber, David Spring Raptor Migration Summary 2020 342
77
Barber, David Spring Raptor Migration Summary 2022 362
82
Barber, David Autumn Raptor Migration Summary 2022 364
209
Barber, David Autumn Raptor Migration Summary 2021 354
213
Barber, David Spring Raptor Migration Summary 2021 352
76
Barber, David Autumn Raptor Migration Summary 2020 344
214
Barber, David R. Spring Raptor Migration Summary 2023 372
93
Barber, Patricia M. Results of 2020 Pennsylvania Game Commission Marsh Bird Surveys with Comparisons to BBA Results 372
89
Barber, Patti Pennsylvania's Peregrine Falcons: a Comeback in Progress 262
74
Bassinger, Ty Prey Availability for Tree Swallows (Tachycineta bicolor) Resistance to Phenological Mismatch 354
224
Bell, Ralph Red Phalarope, First County Record for Greene County 053
120
Bell, Ralph Cowbird Dilemma, The 064
147
Berthoud, Chuck Pennsylvania Migration Count 2015 293
149
Berthoud, Chuck Scissor-tailed Flycatcher - Lebanon County 183
172
Berthoud, Chuck Pennsylvania Migration Count 2018 322
81
Berthoud, Chuck Pennsylvania Society of Ornithology Interview with Drew Weber 324
194
Bildstein, Keith Abundance and Timing of Raptors During Spring Migration at Hawk Mountain, Pennsylvania, 1969 to 2016 304
188
Bildstein, Keith L. Spring Migration at Hawk Mountain Sanctuary, 1969-1998 131
11
Bildstein, Keith L. Temporal Field Guide to Autumn Raptor Migration at Hawk Mountain Sanctuary, Pennsylvania, A 103
134
Bildstein, Keith L. Nestbox use by American Kestrels and European Starlings in Eastern Pennsylvania 143
150
Birdsong, Mary Book Review: Learning the Birds: A Midlife Adventure 362
87
Birdsong, Mary Common Tern recolonization attempt at Presque Isle - an update 293
152
Blust, Barry Hawk at Play, A 043
96
Blust, Barry Behavior Notes, A Sharp-shinned Duck Hawk? 082
96
Bolgiano, Nicholas C. Birds of Bear Meadows, Centre County 184
214
Bolgiano, Nicholas C. Black-capped Chickadee Irruptions in Pennsylvania. 173
174
Bolgiano, Nicholas C. Carolina Wrens in Pennsylvania 222
86
Bolgiano, Nicholas C. Christmas Bird Count in Pennsylvania, The 2009-2010 241
8
Bolgiano, Nicholas C. Christmas Bird Count in Pennsylvania, The 2010-2011 251
9
Bolgiano, Nicholas C. Christmas Bird Count in Pennsylvania, The 2011-2012 261
2
Bolgiano, Nicholas C. Pennsylvania's Importance to American Kestrels: A Regional Context 292
76
Bolgiano, Nicholas C. Christmas Bird Count in Pennsylvania, The 2016-2017 311
2
Bolgiano, Nicholas C. History of Northern Bobwhites in Pennsylvania, A 142
58
Bolgiano, Nicholas C. Northern Finches and the Red-breasted Nuthatch in the Pennsylvania Christmas Bird Count 114
187
Bolgiano, Nicholas C. Pennsylvania CBC counts of Sharp-shinned and Cooper's Hawks 113
134
Bolgiano, Nicholas C. Story of the Ring-necked Pheasant in Pennsylvania, The 131
2
Bolgiano, Nicholas C. An Accounting of Large Starling and Blackbird Flocks in Pennsylvania and Regionally 301
2
Bolgiano, Nicholas C. Christmas Bird Count in Pennsylvania, The 2015-2016 301
10
Bolgiano, Nicholas C. Christmas Bird Count in Pennsylvania, The 2012-2013 271
2
Bolgiano, Nicholas C. Red-shouldered Hawks in Pennsylvania's Christmas Bird Count and Winter Raptor Survey 274
186
Bolgiano, Nicholas C. Christmas Bird Count in Pennsylvania, The 2013-2014 281
7
Bolgiano, Nicholas C. Pennsylvania Rough-legged Hawk observations within a regional context: CBC and WRS data 282
78
Bolgiano, Nicholas C. Christmas Bird Count in Pennsylvania, The 2014-2015 291
9
Bolgiano, Nicholas C. Christmas Bird Count in Pennsylvania, The 2005-2006 201
7
Bolgiano, Nicholas C. Christmas Bird Count in Pennsylvania, The 2006-2007 211
2
Bolgiano, Nicholas C. Christmas Bird Count in Pennsylvania, The 2008-2009 231
9
Bolgiano, Nicholas C. Christmas Bird Count in Pennsylvania, The 2007-2008 221
20
Bolgiano, Nicholas C. Changes in Pennsylvania's Breeding Birds Since the First Atlas, According to the Breeding Bird Survey 203
118
Bolgiano, Nicholas C. Changes in Pennsylvania's Breeding Birds Since the First Atlas, According to the Breeding Bird Survey (Addendum) 204
192
Bolgiano, Nicholas C. Examining the Christmas Bird Count in Pennsylvania, 1900-1995 112
50
Bolgiano, Nick Distribution Changes of Red-tailed Hawks in Pennsylvania and Regionally 314
193
Bolgiano, Nick Evidence for West Nile Virus-Related Avian Declines in Pennsylvania 331
2
Bolgiano, Nick Christmas Bird Count in Pennsylvania, The 2018-2019 331
14
Bolgiano, Nick Christmas Bird Count in Pennsylvania, The 2019-2020 341
9
Bolgiano, Nick Christmas Bird Count in Pennsylvania, The 2022-2023 371
2
Bolgiano, Nick Northern Harrier Fall-Winter Distribution and Trends in Pennsylvania and Regionally 354
206
Bolgiano, Nick Christmas Bird Count in Pennsylvania, The 2020-2021 351
5
Bolgiano, Nick Where West Nile Virus Has Affected Pennsylvania's Birds and What This Portends for the State's Third Breeding Bird Atlas 371
17
Bolgiano, Nick Christmas Bird Count in Pennsylvania, The 2021-2022 361
2
Bonta, Marcia Appalachian Spring 052
58
Bonta, Marcia Autumn Rain 044
134
Bonta, Marcia Brush Mountain Notebook 023
90
Bonta, Marcia End of a Free Lunch 032
51
Bonta, Marcia Flame Crests of Winter 041
4
Bonta, Marcia Jack Sprat Syndrome, The 043
90
Bonta, Marcia My Listening Point 031
11
Bonta, Marcia October's Birds 033
94
Bonta, Marcia Recycled Nest, The 042
49
Bonta, Marcia Remembrance of Christmas Bird Count Past 034
128
Bonta, Marcia Siskin Invasion 024
126
Bonta, Marcia Woodpecker Woods 051
6
Book, Jerry Update on the Conejohela Flats 112
61
Book, Jerry Conejohela Flats - Habitat in Danger 083
145
Book, Jerry Unusual Lesser Black-backed Gull, An, Lancaster County 051
22
Book, Jerry Seaside Sparrow, Lancaster County 031
14
Bouton, Jeff Hawk Mountain Incident, The (Townsend' Solitaire) 034
126
Brauning, Dan Results Since Pennsylvania's First Breeding Bird Atlas: State's First Confirmed Breeding Reports 371
13
Brauning, Dan The Breeding Bird Survey in Pennsylvania - History, Importance, and Results 353
151
Brauning, Dan Predictions for the Next Ten New Species to be found in Pennsylvania 344
196
Brauning, Dan Patterns and Probability of Detecting Pennsylvania's Birds of Note 342
66
Brauning, Daniel Recent History and Current Status of Peregrine Falcons in Pennsylvania 052
59
Brauning, Daniel Recent History and Current Status of Nesting Bald Eagles in Pennsylvania 061
2
Brauning, Daniel Great Blue Heron and Bald Eagle Nesting Update 102
58
Brauning, Daniel Short-eared Owls Breed In Pennsylvania In 1997 122
47
Brauning, Daniel Population Trends of Pa.'s Nesting Birds 082
66
Brauning, Daniel Where are the Birds? Where is the Atlas? A Pennsylvania Breeding Bird Atlas Update 044
136
Brauning, Daniel Falcon wanderings: Daily Movements of Five Juvenile Peregrine Falcons 183
168
Brauning, Daniel Future Breeders in Pa.? 083
138
Brauning, Daniel Help Wanted: Volunteers for Wildlife Bird Projects 054
161
Brauning, Daniel Pa.'s Species of Special Concern Update 074
126
Brauning, Daniel Pennsylvania Breeding Bird Atlas 011
2
Brauning, Daniel Pennsylvania Species of Special Concern 052
63
Brightbill, Charles Harris' Sparrow, Franklin County 034
127
Brightbill, Charles Mississippi Kite, Franklin/Fulton Counties 051
21
Brittingham, Margaret Project FeederWatch in Pennsylvania 042
42
Brown, Arlene Pennsylvania;'s First Record of Vermillion Flycatcher, Tioga County 054
156
Brown, Paul Duck Stamps 101
12
Brown, W. P. Prolonged Incubation of a hybrid-zone chickadee nest 233
149
Brown, W. P. An unusual American Goldfinch nest in a corn plant 241
33
Buckwalter, Margaret Great Blue Heron Rookery on the Clarion River 092
66
Buckwalter, Margaret Osprey Attempt to Nest in Clarion County 162
90
Buckwalter, Margaret Short-eared Owls in Clarion County 022
55
Buckwalter, Margaret Woodcock Observations 072
54
Buriak, Alan Mute Swans in Clarion County 323
154
Butcher, Suzanne Observations During the Breeding Season of the Common Snipe in Lawrence and Mercer Counties of Western Pennsylvania 102
42
Byers, Dick Bird Misidentification 141
15
Byers, Dick How Many Birds Come to Your Feeder? 074
125
Byers, Dick Owls of the Pennsylvania CBCs 044
130
Byler, Marvin J. Summer Tanager in Crawford County 231
33
Byrnes, Brian Retiring a Bird Patch 354
222
Chabot, Amy Marsh Monitoring Program Needs You 084
220
Chalfant, Chuck Anhinga Church Farm School Pond, Exton, Chester County 202
64
Chris, Chris Recent History and Current Status of Peregrine Falcons in Pennsylvania 052
59
Cleary, Richard Serendipitous Shrike, A 024
127
Committee, Pennsylvania Ornithological Records Documenting Rare Birds: What the Records Committee Needs 142
98
Committee, Pennsylvania Ornithological Records How to Report Rare Birds 152
57
Conant, Skip Day on Dutch Mountain, A 011
3
Conant, Skip Joys of Atlasing, The 021
5
Conant, Skip First Confirmed Evening Grosbeak Nest in Pa. 083
133
Conant, Skip First Documented Nesting Record for American Bittern (Botaurus lentginosus) for Sullivan County, Pennsylvania 113
145
Conant, Skip Nesting Red-headed Woodpeckers in Sullivan County - 1998 122
59
Conant, Skip Sandhill Cranes Sullivan County 163
156
Coulter, Ben Pennsylvania's First California Gull Erie County. . 163
147
Crilley, Kevin Sandhill Crane, Montgomery County 054
155
Crilley, Kevin Sharp-tailed Sparrow at Green Lane Reservoir, Montgomery County 034
127
Crilley, Kevin Remembering Ralph Bardman 161
7
Crilley, Kevin Green Lane Reservoir/Upper Perkiomen Valley Parks, Site Guide, Montgomery County 054
148
Crilley, Kevin Unami Creek Valley (Montgomery) 084
209
Criswell, Rob Sedge Wren, Crawford County 033
97
Croasdale, Tony Townsend's Warbler on the Delaware/Philadelphia Line 244
185
Crowley, Fred Clarion County Birdlist 074
123
Czulada, Glenn Long Pond, Pocono Plateau, Monroe County: Site Guide 153
146
Daniel, Brauning Second Atlas of Breeding Birds in Pennsylvania - publication forthcoming 262
79
Darney, Dave Swainson's Warbler - Allegheny County 012
30
Davis, Cynthia Record Number of Greater White-fronted Geese in Pennsylvania 111
7
Dean, Barb Short-eared Owls, Mercer County 032
53
Dean, Barb Update on Great Blue Heronries in Lawrence County 081
12
Dean, Barb Observations During the Breeding Season of the Common Snipe in Lawrence and Mercer Counties of Western Pennsylvania 102
42
Dean, Barb Through the Seasons 052
70
Dean, Barb 104 Upland Sandpipers in Mercer County 032
54
Dean, Barb Confirmed Nesting of N. Mockingbird in Lawrence 083
144
Dean, Barb Dickcissels in Lawrence & Venango Counties 082
90
Dean, Barb Big Ma Ma 021
9
DeCalesta, David White-tailed Deer Alter Diversity of Songbirds And Their Habitat in Northwestern Pennsylvania 102
55
DeReamus, Dave Surfing a Warbler Wave - Northampton County Big Day - 1996 102
59
DeReamus, Dave Wanderings - The "Red-eyed Birding Tour" 171
38
DeReamus, Dave Case of the Mystery Sharp-tailed Sparrow, The 181
2
DeReamus, Dave Casper and His Ghostly Friends Glaucous and Iceland Gulls in Northampton County 131
16
DeReamus, Dave An Exciting Afternoon with a Gyrfalcon in Northhampton County November 11, 2018 332
88
DeReamus, Dave Killer Frog, The 351
17
DeReamus, Dave Glaucous-winged Gull in Pennsylvania, A 361
18
DeReamus, Dave Mountain Bluebird in Northampton County 364
217
DeReamus, Dave Early Late Osprey Flight, The 042
50
DeReamus, Dave Chumming for Longspurs 044
137
DeSantis, Karen Scissor-tailed Flycatcher, Westmoreland County 222
94
Detwiler, Don White Ibis in Dauphin County 213
127
Dick, Thomas M. Restored Wetlands as Management Tools for Wetland-Dependent Birds 071
4
Driver, Paul Sedge Wrens successfully breed in Montgomery County in 2012 272
86
Drozdowski, Ted Chester County Big Year 194
192
Dumandan, Patricia Kaye T Abundance and Timing of Raptors During Spring Migration at Hawk Mountain, Pennsylvania, 1969 to 2016 304
188
Dunmire, Mary Ann First Documented Record of Black-bellied Whistling-Ducks for Pennsylvania, Indiana & Westmoreland Cos. 072
50
Dutt, T. E. An unusual American Goldfinch nest in a corn plant 241
33
Duval, Laura The Nightjar Survey Network: A network of citizen scientists compiling data on declining, cryptic birds 333
166
Dyer, Jerry Call the Answer Man! 023
94
Dyer, Jerry Mother of All Bird Alerts: A Cautionary "Tail", The 052
65
eckscher, Stevens Taylor Memorial Arboretum, The 013
75
Edris, Wade Birding at the Hershey Medical Center 023
90
Egli, Wesley Rose Valley Lake, Site Guide, Lycoming County 043
94
Egli, Wesley Peregrine Falcon Reintroduction in Williamsport 094
199
Eisenhauer, Elizabeth W. Summary of an American Kestrel Nest Box Program in New Jersey and Pennsylvania 362
68
Eisenhauer, Steve C. Summary of an American Kestrel Nest Box Program in New Jersey and Pennsylvania 362
68
Elias, Joseph M. Can Nest Boxes be used to Effectively Manage Northern Saw-whet Owls in the Allegheny National Forest? 351
2
Engstrom, Carl Predictions for the Next Ten New Species to be found in Pennsylvania 344
196
Etter, Bill Pennsylvania's Second Long-tailed Jaeger, Bucks County 174
267
Etter, Bill Pennsylvania Migration Count 2007 213
128
Evans, Bill Spring Migration Timing of Grasshopper Sparrows in Central Pennsylvania as Estimated from eBird Records and Two Nocturnal Flight Call Stations 332
89
Farbotnik, Devich Official List of the Birds of Pennsylvania 321
23
Farbotnik, Devich Pennsylvania's First Calliope Hummingbird Montgomery County 163
146
Farbotnik, Steve Unusual Field Sparrow Nest, An 031
13
Farhoud, Michael Spring Migration at Hawk Mountain Sanctuary, 1969-1998 131
11
Fazio, Vic Some Variability in the Extent of Bill Color in Female Common Goldeneye: A Cautionary Note 062
56
Fedak, John G. Documentation of Clay-colored Sparrow Breeding at Piney Tract, Clarion County 132
63
Fedak, John G. Short-eared Owls Breed In Pennsylvania In 1997 122
47
Fedak, John G. Pennsylvania Migration Count 2010 243
132
Fedak, John G. Pennsylvania Migration Count 2011 253
142
Fedak, John G. Pennsylvania Migration Count 2012 263
142
Fedak, John G. Serendipitous Birding or Lucky Chasing 191
30
Fedak, John G. Site Guide - Piney Tract (Clarion County) 124
176
Fedak, John G. Pennsylvania Migration Count 2013 273
148
Feldstein, Steven B. Documentation of Bicknell's Thrush for P.O.R.C. 102
47
Feldstein, Steven B. Fallout of Horned Grebes during a Snowstorm, A 092
61
Feldstein, Steven B. Late Yellow Warbler, A, Centre County 084
218
Feldstein, Steven B. Annotated List of the Field-identifiable and Non-field-identifiable Bird Subspecies and Morphs of Pennsylvania, An 114
178
Fialkovich, Mike Imperial Grasslands--Site Overview and a Summary of Bird Records, The 191
2
Fialkovich, Mike Two in a row: Pittsburgh's winters of gulls, 2014 and 2015 291
4
Fialkovich, Mike Pittsburgh's Winter of Gulls 211
21
Fialkovich, Mike White-winged Crossbill Invasion of 2008-09 232
78
Fialkovich, Mike Updates to the Annotated List of Birds of the Imperial Grasslands, Allegheny County 261
24
Fialkovich, Mike Report of the Pennsylvania Ornithological Records Committee, 21st - August 2017 312
68
Fialkovich, Mike Report of the Pennsylvania Ornithological Records Committee, 22nd - January 2018 314
212
Fialkovich, Mike Report of the Pennsylvania Ornithological Records Committee, 23rd - October 2018 323
144
Fialkovich, Mike Report of the Pennsylvania Ornithological Records Committee, 24th - April 2019 332
76
Fialkovich, Mike Report of the Pennsylvania Ornithological Records Committee, 25th - January 2020 334
216
Fialkovich, Mike Report of the Pennsylvania Ornithological Records Committee, 26th - February 2021 344
207
Fialkovich, Mike Report of the Pennsylvania Ornithological Records Committee, 27th - May 2022 362
75
Fialkovich, Mike Fox Sparrow Fallout Due To a Late Winter Storm 212
78
Fialkovich, Mike Magnolia Warbler Trap 224
215
Fingerhood, Ed First Documented Record of Summering Winter Wrens in Philadelphia 053
119
Fingerhood, Ed Notes on the Extermination of the Wild Pigeon 093
132
Fingerhood, Ed Record Broad-winged Hawk Flight Over Philadelphia 073
93
Floyd, Ted Herring Gull Attacks Red-breasted Merganser 044
144
Floyd, Ted King Eider, Erie County 051
20
Floyd, Ted Note on Hooded Merganser Breeding in Pennsylvania and Nearby States, A 104
205
Floyd, Ted Red-bellied Woodpecker Caches Corn Kernels in a Telephone Pole 044
145
Floyd, Ted First Breeding Colony of Herring Gulls in PA 081
34
Floyd, Ted Weather and the Distribution of Birds 101
2
Floyd, Ted Preliminary Checklist of the Birds of Allegheny Co. 083
142
Floyd, Ted Brewer's Blackbird, Erie County 044
142
Floyd, Ted Dark Morph "Western" Red-tailed Hawk, Centre County 061
6
Floyd, Ted Future Breeders in Pa.? More Guesses 084
208
Floyd, Ted Miracle at Imperial 084
207
Floyd, Ted Neotropical Migrants in Pennsylvania, Evidence of Absence or Absence of evidence? 084
201
Ford, Paula Checklist of the Birds of Blair County 084
216
Freed, Gary Peregrine Falcon --Unable to Fly, A 014
111
French, Ron Saw-whet Owl Attacks Feline 044
144
Frock, Jr., Roy F. New Longevity Record for a wild Red-tailed Hawk 122
52
Frock, Jr., Roy F. Cooper's Hawk, banded in PA, recovered in New Brunswick 141
10
Garner, Tom Second Pennsylvania Record of Ross' Goose, Lancaster County 051
19
Gauthier, Vern First Confirmed Nesting of Prothonotary Warbler in Cumberland County 333
168
Gauthier, Vernon Black-throated Gray Warbler in Cumberland County 234
188
Gauthier, Vernon Where Is That Bird Anyway? 304
206
Gauthier, Vernon Annotated List of Cumberland County Birds 303
138
Gauthier, Vernon Pennsylvania's Wintering Least Sandpiper 231
34
Gauthier, Vernon Pennsylvania Migration Count 2014 283
151
Ginaven, John Luring Purple Martins 034
133
Glover, Thomas Trumpeter Swans Breeding in Pennsylvania 324
190
Goddrich, Laurie Spring Raptor Migration Summary 2017 312
63
Goodrich, Laurie Temporal Field Guide to Autumn Raptor Migration at Hawk Mountain Sanctuary, Pennsylvania, A 103
134
Goodrich, Laurie Spring Migration at Hawk Mountain Sanctuary, 1969-1998 131
11
Goodrich, Laurie Autumn Raptor Migration Summary 2009 234
178
Goodrich, Laurie Raptor Migration Summary - Spring 2010 242
70
Goodrich, Laurie Autumn Raptor Migration Summary 2010 244
168
Goodrich, Laurie Raptor Migration Summary - Spring 2011 252
74
Goodrich, Laurie Autumn Raptor Migration Summary 2011 254
190
Goodrich, Laurie Raptor Migration Summary - Spring 2012 262
76
Goodrich, Laurie Raptor Migration Summary - Spring 2015 292
84
Goodrich, Laurie Spring Raptor Migration Summary 2016 302
69
Goodrich, Laurie Abundance and Timing of Raptors During Spring Migration at Hawk Mountain, Pennsylvania, 1969 to 2016 304
188
Goodrich, Laurie Autumn Raptor Migration Summary 2016 304
199
Goodrich, Laurie Autumn Raptor Migration Summary 2017 314
204
Goodrich, Laurie Spring Raptor Migration Summary 2018 322
76
Goodrich, Laurie Autumn Raptor Migration Summary 2018 324
199
Goodrich, Laurie Autumn Raptor Migration Summary 2015 294
193
Goodrich, Laurie Autumn Raptor Migration Summary 2012 264
196
Goodrich, Laurie Raptor Migration Summary - Spring 2013 272
80
Goodrich, Laurie Autumn Raptor Migration Summary 2013 274
191
Goodrich, Laurie Raptor Migration Summary - Spring 2014 282
85
Goodrich, Laurie Autumn Raptor Migration Summary 2014 284
199
Goodrich, Laurie Autumn Raptor Migration Summary 2008 224
200
Goodrich, Laurie Ornithological Technical Committee -- Meeting Summary 093
134
Goodrich, Laurie Ornithological Technical Committee -- Meeting Summary 094
190
Goodrich, Laurie Ornithological Technical Committee -- Meeting Summary 084
221
Goodrich, Laurie Spring Raptor Migration Summary 2008 222
89
Goodrich, Laurie Cyclical Pattern Detected in Northern Harrier Migration Counts at Some Pennsylvania Hawk Watches 371
9
Goodrich, Warren King Rail Sighted, Tioga County 033
96
Gregg, Ian D. Results of the 2005 Pennsylvania Mid-Summer Mute Swan Survey 201
2
Gregg, Scott Confessions of a Peregrine Addict 213
122
Gregory, Alan Site Guide: Necopeck State Park - Luzerne County. 063
96
Grim, Kerry State Game Lands #110, Site Guide, Berks County 052
68
Grim, Kerry Large Catharus Thrush Migration in Hamburg, Berks Co., Pa. 142
99
Grim, Kerry Sabine's Gull in Schulkill County 013
74
Grisez, Ted First Live Great Gray Owl in the 20th Century, Warren County 061
10
Grisez, Ted Trumpeter Swans in Warren County 031
15
Grisez, Ted List of the Birds of Warren County 171
31
Grom, Joe Veery in North Park, The 031
13
Grom, Joe Bounty Law, The 031
13
Grom, Joe Gypsy Moth Predators 033
95
Groshek, Len Townsend's Solitaire McKean County 191
31
Gross, Douglas A. Discovery of a Blackpoll Warbler Nest 083
128
Gross, Douglas A. Great Blue Heron Five-Year Statewide Survey Results, 2007-08 223
156
Gross, Douglas A. Yellow-bellied Flycatcher Nesting in Pennsylvania with a Review of its History, Distribution, Ecology, Behavior, and Conservation Problems 053
107
Gross, Douglas A. Ornithological Technical Committee -- Meeting Summary 091
3
Gross, Douglas A. P.O.R.C. Nominations Sought 074
130
Gross, Douglas A. Pennsylvania Breeding Birds of Special Concern 091
6
Gross, Douglas A. Birds of the Central Susquehanna Valley 024
132
Grove, Deb Kinglet Survival Huntingdon County 081
19
Grove, Deborah Identification of the Burket Triple HybridBrewster's/Chestnut-sided Warbler, The 334
223
Grove, Deborah Swainson's Warblers!! Six Reported Sightings in the Spring of 2021 353
146
Grove, Greg Predictions for the Next Ten New Species to be found in Pennsylvania 344
196
Grove, Greg Northern Harrier Fall-Winter Distribution and Trends in Pennsylvania and Regionally 354
206
Grove, Greg Swainson's Warblers!! Six Reported Sightings in the Spring of 2021 353
146
Grove, Greg Results of 2020 Pennsylvania Game Commission Marsh Bird Surveys with Comparisons to BBA Results 372
89
Grove, Greg Pennsylvania's American Kestrel nest box numbers from 2021 354
226
Grove, Greg Cyclical Pattern Detected in Northern Harrier Migration Counts at Some Pennsylvania Hawk Watches 371
9
Grove, Greg Winter Raptor Survey in Pennsylvania, The 2022 361
10
Grove, Greg Results from Pennsylvania Breeding Bird Atlas 1 and 2: Species showing likely population declines 363
152
Grove, Greg Winter Raptor Survey in Pennsylvania, The 2021 351
12
Grove, Greg Mystery Empid 371
24
Grove, Greg The 2023 Winter Raptor Survey in Pennsylvania 371
25
Grove, Greg Kinglet Survival Huntingdon County 081
19
Grove, Greg Winter Raptor Survey in Pennsylvania, The 2010 241
27
Grove, Greg Winter Raptor Survey in Pennsylvania, The 2011 251
25
Grove, Greg Notes on 20 Years of Breeding Bird Surveys in Rothrock State Forest 253
146
Grove, Greg Winter Raptor Survey in Pennsylvania, The 2012 261
25
Grove, Greg Winter Raptor Survey in Pennsylvania, The 2013 271
22
Grove, Greg Pennsylvania's Importance to American Kestrels: A Regional Context 292
76
Grove, Greg Winter Raptor Survey in Pennsylvania, The 2017 311
7
Grove, Greg Distribution Changes of Red-tailed Hawks in Pennsylvania and Regionally 314
193
Grove, Greg Winter Raptor Survey in Pennsylvania, The 2018 321
18
Grove, Greg Winter Raptor Survey in Pennsylvania, The 2019 331
20
Grove, Greg Winter Raptor Survey in Pennsylvania, The 2020 341
15
Grove, Greg Birding in Big (Kishacoquillas)Valley, Mifflin County 192
80
Grove, Greg Site Guide: Detweiler's Run Natural Area Huntingdon/Centre Counties 063
99
Grove, Greg Brewer's Blackbird, Huntingdon County 051
25
Grove, Greg Harlequin Duck in Huntingdon County 172
107
Grove, Greg Winter Raptor Survey in Pennsylvania, The 2016 301
15
Grove, Greg Red-shouldered Hawks in Pennsylvania's Christmas Bird Count and Winter Raptor Survey 274
186
Grove, Greg Winter Raptor Survey in Pennsylvania, The 2014 281
23
Grove, Greg Pennsylvania Rough-legged Hawk observations within a regional context: CBC and WRS data 282
78
Grove, Greg Winter Raptor Survey in Pennsylvania, The 2015 291
25
Grove, Greg Winter Raptor Survey in Pennsylvania, The 2006 - With a Summary of Results from 2001-2006 201
24
Grove, Greg Winter Raptor Survey in Pennsylvania, The 2007 211
29
Grove, Greg Winter Raptor Survey in Pennsylvania, The 2009 231
26
Grove, Greg Winter Raptor Survey in Pennsylvania, The 2007-08 221
38
Grove, Greg Adventures of George Sutton, The 134
166
Guarente, Al New Craze: A Hawkwatching Party, A 034
129
Guarente, Al Tyler Arboretum, Site Guide, Delaware County 043
95
Guarente, Al Anhinga, Delaware County 122
62
Guarente, Al Black Skimmer - Delaware County 184
219
Guarente, Al Arctic Terns in Elk County 262
90
Guarente, Al Checklist of the Birds of Delaware County 263
140
Guarente, Al Leconte's Sparrow in Delaware County 231
34
Guenther, Michael Roost Exiting of Chimney Swifts 124
172
Gyekis, Joe Predictions for the Next Ten New Species to be found in Pennsylvania 344
196
Gyekis, Joe Spring Migration Timing of Grasshopper Sparrows in Central Pennsylvania as Estimated from eBird Records and Two Nocturnal Flight Call Stations 332
89
Haas, Barbara Most Documented Record of a Hoary Redpoll in Pa., A 081
11
Haas, Barbara Try Your Best Guess! 031
14
Haas, Barbara More Predictions 043
93
Haas, Barbara News from the AOU...Splits, etc. 094
188
Haas, Barbara Our Pennsylvania Big Year -- 1986, Part Four 024
121
Haas, Barbara Our Pennsylvania Big Year -- 1986, Part One 021
12
Haas, Barbara Our Pennsylvania Big Year -- 1986, Part Three 023
88
Haas, Barbara Our Pennsylvania Big Year -- 1986, Part Two 022
52
Haas, Barbara Predictions for the Next State Bird 033
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Haas, Barbara Predictions for the Next State Bird 032
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Haas, Barbara Harold B. Morrin -- Personality Profile 021
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Haas, Barbara Long-eared Mini, The 022
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Haas, Barbara Can You Hear Blue-winged Warblers? 053
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Haas, Barbara Keeping Records 024
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Haas, Franklin Pennsylvania Migration Count 2013 273
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Haas, Franklin Pennsylvania Ornithological Records Committee - Bylaws 023
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Haas, Franklin Birding Ethics 063
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Haas, Franklin Pennsylvania Rare Bird Alerts 052
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Haas, Franklin Pennsylvania Rehabilitators 014
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Haas, Franklin Pennsylvania's "Breeding" Season 162
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Haas, Franklin What to do about Rare Bird Sightings? 014
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Haas, Franklin Another Big Year Attempt 044
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Haas, Franklin Birds of Pennsylvania, The - Sneak Preview 133
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Haas, Franklin Alcid Records in Pennsylvania 134
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Haas, Franklin Arrival Dates of Eastern Phoebe in Pennsylvania, 1987 - 2007 222
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Haas, Franklin Banding Records from Pennsylvania - Part 3 - Flycatchers 072
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Haas, Franklin Banding Records from Pennsylvania - Part 4 - Waders 073
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Haas, Franklin Banding Records from Pennsylvania - Part 5 - Loons, Grebes, and Cormorants 163
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Haas, Franklin Banding Records from Pennsylvania - Part 6 - Corvids 171
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Haas, Franklin Banding Records from Pennsylvania - Raptors 062
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Haas, Franklin Banding Records from Pennsylvania Part Two - Vireos 063
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Haas, Franklin Black Guillemot (Berks) 134
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Haas, Franklin Black-headed Grosbeak Lancaster County 171
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Haas, Franklin Pennsylvania Migration Count 2010 243
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Haas, Franklin Pennsylvania Migration Count 2011 253
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Haas, Franklin Pennsylvania Migration Count 2012 263
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Haas, Franklin Early Arrival Dates for Eastern Phoebe 1987-1990 041
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Haas, Franklin First Pennsylvania Record of Ross' Goose, Lancaster County 051
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Haas, Franklin Northern Hawk Owl, Wayne County 051
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Haas, Franklin Pacific Slope Flycatcher, Lancaster County 044
142
Haas, Franklin Recent Range Expansion and Population Increase of the Red-bellied Woodpecker in Pennsylvania 014
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Haas, Franklin Smart Hummingbird Behavior 213
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Haas, Franklin Plover Palooza! 344
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Haffner, Catherine D. Great Blue Heron Five-Year Statewide Survey Results, 2007-08 223
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Haffner, Catherine D. Habitat restoration for the federally endangered Great Lakes Piping Plover at Presque Isle State Park, Erie County, Pennsylvania 281
2
Hall, Eric Ohiopyle State Park, Cross-country Ski Area, Site Guide, Fayette County 044
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Hall, George Field List of the Birds of Western Pennsylvania and Adjacent Regions 024
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Hall, George Red Phalarope, First County Record for Greene County 053
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Halley, Matthew Historical Records of Canada Jay (Perisoreus canadensis) in Pennsylvania 353
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Hallowell, Jr., Henry Keeping Records 031
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Hartshorne, Holly Western Kingbird - Berks County 211
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Heller, Jonathan First Pennsylvania Record of Mew Gull, Berks County 061
7
Heller, Jonathan Fourth Pennsylvania and Fourth Lancaster County Record of Ross' Goose, Lancaster County 061
6
Heller, Jonathan Kites and More 092
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Heller, Jonathan Marbled Godwit, Lancaster County 053
120
Heller, Jonathan Looking for Gulls in Berks County 061
12
Heller, Jonathan Week of Waterfowl on the Susquehanna, A 072
55
Henderson, Jane Turnstone is a Turnstone is a ... Turnstile??, A 064
147
Hendrick, Raymond Perils of Birding Alone, The (Mississippi Kite) 022
46
Hendrick, Raymond Our Work Must Continue! 041
9
Henise, Don Pale Form of Field Sparrow 112
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Henning, Kermit Late nesting Woodpecker 154
227
Hess, Paul Report of the Pennsylvania Ornithological Records Committee, 10th - February 2001 144
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Hess, Paul Pennsylvania's Crossbill Winter of 1997-98 121
2
Hess, Paul Neotropical Migrants in Pennsylvania, Evidence of Absence or Absence of evidence? 084
201
Hess, Paul Thrush Migration Pattern over Southwestern Pennsylvania, A 113
144
Hess, Paul Preliminary Checklist of the Birds of Butler County 152
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Hess, Paul Leucism - White or "Washed-Out"? 254
188
Hess, Paul Woodpecker's Badly Deformed Bill Is an Avian Mystery, A 324
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Hess, Paul Pennsylvania's Record High Northern Shrike Invasion of 1999-2000 141
2
Hess, Paul Red-bellied Woodpecker 1990 CBC Update 063
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Hess, Paul Red-bellied Woodpecker Tumbled in 1990 on Southeastern Pennsylvania CBCs, The 061
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Hess, Paul Status and field identification problems of the Willet subspecies in Pennsylvania 122
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Hess, Paul Unusual Song Sparrow, An 094
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Hess, Paul American Tree Sparrows in Pennsylvania (Part 1), Speculations on a 15-year decline, 1973-1987 033
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Hess, Paul American Tree Sparrows in Pennsylvania (Part 2), Large Fluctuations add another Mystery 034
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Hess, Paul Carolina Wens at Pittsburgh, 1970-1988 031
3
Hess, Paul Report of the Pennsylvania Ornithological Records Committee, 11th - February 2002 153
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Hess, Paul Report of the Pennsylvania Ornithological Records Committee, 12th - June 2003 171
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Hess, Paul Hawk Mountain Petrel": First Pennsylvania Record, but Which Species?, The " 111
2
Hess, Paul Migrant Numbers may not be What They Seem 074
131
Hess, Paul Note on the Spring Passage, A 092
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Hess, Paul Old Days": Or, How I Learned to Love the Spruce Budworm, The " 093
124
Heveran, Paul Home Hawkwatching and Much More: Quarantine Spring Birding 342
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Higbee, Margaret Kirtland's Warbler Indiana County 172
108
Highhouse, William American Kestrel Nesting Box Project in Warren County 034
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Hill, Jason Spring Migration Timing of Grasshopper Sparrows in Central Pennsylvania as Estimated from eBird Records and Two Nocturnal Flight Call Stations 332
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Hoffman, Deuane Red-necked Grebe Invasion 2003 172
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Hoffman, Deuane Pennsylvania Bird Foray, Susquehannock State Forest, Potter County, 11-12 June 1999 132
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Hohenleitner, Frank When Mountain Birding Becomes More Than Birds 073
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Hohenleitner, Frank Hawk Watch Sites of Pennsylvania 111
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Hohenleitner, Frank Return of the Cooper's Hawk, The 072
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Horn, Jason Least Tern: A probable First County Record Montgomery Co. 072
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Humbert, Richard Grassland Birds, Adams County 023
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Ickes, Roy List of the birds of Washington County 253
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Johnson, Ann Fine Art of Documentation, The 041
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Johnson, Tom First Record of Scott's Oriole for Pennsylvania 211
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Johnson, Tom From the files of PORC: Arctic Tern identification 223
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Johnson, Tom From the Files of PORC: Swainson's Hawk and Mississippi Kite Identification 214
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Johnson, Tom Slaty-backed Gull in Pennsylvania (...and Ontario, and New York...), A 221
2
Karish, John Inventory Program for Birds at Pennsylvania National Parks 172
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Keim, Bill Fork-tailed Flycatcher in Pennsylvania, A 203
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Keister, Andy Pennsylvania Birdlists, The 2021 354
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Keister, Andy Pennsylvania Birdlists, The 2020 351
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Keller, Greg Inventory Program for Birds at Pennsylvania National Parks 172
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Keller, Rudy Occurrence of Glaucous Gull and Iceland Gull in Berks County, The 351
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Keller, Rudy What they ate: White-winged Crossbill food plants during the 2008-09 irruption in Pennsylvania 232
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Keller, Rudy First Nesting Record of Ruddy Duck (Oxyura jamaicensis) in Berks County, Pennsylvania 113
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Keller, Rudy Immature Trumpeter Swan at Blue Marsh Lake, Berks County 162
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Keller, Rudy Second Record of Black-legged Kittiwake for Berks County 051
23
Keller, Rudy Second Report of Iceland Gull for Berks County 051
23
Kenepp, Margaret Mifflin County Eagles 034
131
Kennell, Art First Confirmed Loggerhead Shrike Nesting in Pennsylvania Since 1934 062
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Kerlin, Nick Bird-Kite Encounters 094
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Kerlin, Nick Field Guide to Non-birds, A 063
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Kerlin, Nick Pine Siskin Banding Recovery: State College to Seattle 251
30
Kerlin, Nick Unusually Large Gray Catbird Fault Bar 333
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Kinzey, Scott Status of the Common Nighthawk (Chordeiles minor) as a Nesting Species in Pennsylvania with an Emphasis on Western Pennsylvania 333
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Kinzey, Scott Summary of Common Nighthawk Watches in Pennsylvania, 1999, A 141
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Kinzey, Scott Common Nighthawk Nest in Verona, Allegheny, Summer 2020, A 343
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Kinzey, Scott Site Guide to Allegheny County's Portions of the Allegheny, Monongahela, and Ohio Rivers 144
217
Kitson, Ken Osprey Surprise 044
144
Kitson, Ken Keeping Track 051
4
Kitson, Ken Cliff Swallows Use Artificial Nests at Center Bridge, Bucks County 052
55
Klauder, Marylea 3857 Raptors and SO MUCH MORE! 031
12
Klauder, Marylea Second Year - Hawk Watch at Militia Hill, The 034
130
Klingsberg, Vera Evolution of a "Bird Pest" 064
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Klucsarits, James R. Breeding Success of American Kestrels Nesting in Boxes in Eastern Pennsylvania, 1987-1994 113
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Klucsarits, James R. Reproductive Success of American Kestrels Using Nest Boxes in Eastern Pennsylvania, 1992-2005 203
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Klute, Dave Inventory Program for Birds at Pennsylvania National Parks 172
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Klute, David American Woodcock Habitat Survey 093
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Knight, Katrina Winter of the Goose in Berks County, The 111
6
Koch, Arlene Season of the Shrike, The 094
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Koch, Arlene Six-Thirty Bird, The 032
52
Koch, Arlene Sparrow Fields, The 103
145
Koch, Arlene Personality Profile: Jan & Eric Witmer 091
14
Koch, Arlene Personality Profile: Robert M. Schutsky 081
10
Koch, Arlene Alan Brady: Personality Profile 083
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Koch, Arlene Banded Hummingbirds 193
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Koch, Arlene Brewer's Blackbird, Northampton County 044
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Koch, Arlene Birding can be a Dirty Business 092
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Koch, Arlene Clunky-shaped Bird, The 112
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Koch, Arlene Flycatcher in the Honeysuckle Bush, The 114
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Koch, Arlene Frogs at the Knob 014
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Koch, Arlene Here's the B's 012
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Koch, Arlene It's Called a What? 063
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Koch, Arlene Less than Lesser Goldfinch, The 074
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Koch, Arlene Mr. Floyd and Mr. Franklin 043
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Koch, Arlene Great Cormorants at Martins Creek, Northampton County, First County Record 064
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Koch, Arlene Great Dickcissel Flyway, The 083
146
Koch, Arlene Puzzling Rufous Hummingbird, A 154
225
Koch, Arlene Rufous (R/A-Type) Hummingbirds in Pennsylvania 171
2
Koch, Arlene What is that Bird? (Mississippi Kite) 022
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Koch, Arlene White Ibis in Northampton County 213
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Koch, Arlene Predictions for the Next Ten New Species to be found in Pennsylvania 344
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Korber, Kathy Summary of the 2012 Dickcissel Invasion 273
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Koval, Richard Successful Nesting by Wyoming Valley Peregrine Falcons 134
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Krueger, David Swainson's Warbler in Western Pennsylvania -- rare vagrant or breeding species? 033
89
Kwater, Ed Eastern Race of Palm Warbler in Erie County 092
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Kwater, Ed First Record of Ross' Gull for Pa. York County 082
87
Kwater, Ed Long-tailed Jaeger, Erie County 043
98
Kwater, Ed Mississippi Kite in Beaver County 023
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Kwater, Ed Occurrence of Wing-tagged Trumpeter Swan (Olor buccinator) in Pennsylvania and New York 032
47
Kwater, Ed Parasitic Jaeger, Erie County 043
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Kwater, Ed Pennsylvania's First Mew Gull with Notes on its Racial Identification 061
8
Kwater, Ed Possible Origin of Pa.'s 1st Nesting Record of Herring Gull 082
97
Kwater, Ed Sabine's Gulls, Erie and Lancaster Counties 033
96
Kwater, Ed Sharp-tailed Sparrow in Crawford County 024
129
Kwater, Ed Unusual Pelican in Beaver County?, An 112
55
Kwater, Ed Gerald M. Mcwilliams - Personality Profile 032
55
Kwater, Ed Behavior of an American Bittern in Response to a Fox 094
191
Kwater, Ed Common Black-headed Gull in Erie County 024
130
Kwater, Ed Report of the Pennsylvania Ornithological Records Committee, 5th - June 1994 081
20
Kwater, Ed Report of the Pennsylvania Ornithological Records Committee, 4th - April 1992 071
9
Kwater, Ed Official List of the Birds of Pennsylvania - 1990 042
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Kwater, Ed Pennsylvania Ornithological Records Committee News 031
8
Kwater, Ed Report of the Pennsylvania Ornithological Records Committee, 2nd - May 1991 051
26
Kwater, Ed Report of the Pennsylvania Ornithological Records Committee, 3rd - April 1992 061
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Kwater, Ed Documenting Rare Birds in Pa. - Part 1 082
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Kyler, Dave Brumbaugh Homestead 011
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Kyler, Dave Trough Creek Valley -- Huntingdon County 014
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Kyler, Dave Water Street Warblers -- Blair County 014
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Lanzone, Mike Year at the Lake, The 271
20
Lauffer, Dennis Thrush Migration Pattern over Southwestern Pennsylvania, A 113
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Lawson, Isis Patterns and Probability of Detecting Pennsylvania's Birds of Note 342
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Leahy, Michael R. Pennsylvania's Crossbill Winter of 1997-98 121
2
Leberman, Robert C. First Verifiable Pennsylvania Record of Le Conte's Sparrow, Westmoreland County 054
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Leberman, Robert C. Migration of Western and Yellow Palm Warblers at Powdermill Nature Reserve, Westmoreland County, Pennsylvania 163
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Leberman, Robert C. Rufous Hummingbird, Westmoreland County 044
139
Leberman, Robert C. Another Unique Rail Specimen from Southwestern Pennsylvania: a Clapper Rail 031
14
Lebo, Ken Carr's Recreation Park, Berks: Site Guide 103
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Lebo, Ken Arctic Tern, Berks County 122
62
Lebo, Ken Yellow Siskin in Berks County 161
7
Leese, Benjamin Putative Records of the Ivory-billed Woodpecker in Pennsylvania and the mid-Atlantic 302
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Leese, Benjamin E. Black Vulture (Coragyps atratus) Nesting in Lebanon County 203
127
Leo, Barbara Leucistic Barn Swallows 244
189
Levengood, Alan Lee Purple Gallinule Macungie, Lehigh County 204
173
Lichty, Rich Great Blue Heron Catches Snake in January 051
7
Lindsay, Andrea Where do birds get fat? A new application of stable isotope analysis on fat stores in migrating songbirds 361
15
Lindsay, Andrea Where do birds get fat? A new application of stable isotope analysis on fat stores in migrating songbirds 362
88
Lippy, Karen Raven Nest Discovered in York County 102
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Lippy, Karen Site Guide to Codorus State Park - York 102
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Lockerman, Sandy Bahama Woodstar in Lancaster County 272
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Lockerman, Sandy Summary of Wintering Hummingbirds in Pennsylvania 311
12
Lockyer, Jim Hurricane Isabel's Birds with notes on previous tropical storms and storm related birds 174
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Lockyer, Jim 12:15 PM, "It Must be a Cattle Egret" 022
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Lockyer, Jim Hawk Watch - A Video Guide To Eastern Raptors: DVD REVIEW 163
171
Long, David B. Two Local Bird Record Collections Transferred 202
66
Long, David B. Update on the Ceramic Cliff Swallow Nests at Center Bridge 112
59
MacClay, Bob Notes form the Route 183 Lookout 034
131
MacEachren, Alan Geobirding: Filling in the Data Gaps 364
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Malosh, Geoff Curious History of Black-headed Gull in Southwestern Pennsylvania, The 341
2
Malosh, Geoff R. Acceptance of Barnacle Goose to the Official List of the Birds of Pennsylvania 224
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Malosh, Geoff R. Arctic Terns at Dashields Dam, Allegheny County 242
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Malosh, Geoff R. The Baird's Sandpiper Flight of 2010 244
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Malosh, Geoff R. Unusual Birds in Allegheny County 252
79
Malosh, Geoff R. Terns of Hurricane Irene, and other fallout 254
212
Malosh, Geoff R. The White-rumped Sandpiper and Sanderling flights of 2011 254
213
Malosh, Geoff R. Greater White-fronted Goose Invasion of 2016, The 302
64
Malosh, Geoff R. First confirmed breeding record of Virginia Rail in Allegheny County 303
136
Malosh, Geoff R. Great Blue Heron x Great Egret in Washington County 182
72
Malosh, Geoff R. Hybrid Cinnamon x Blue-winged Teal, Washington County 222
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Malosh, Geoff R. Snowy Plover Allegheny County 163
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Malosh, Geoff R. Fifty years of shorebirds at Shenango Reservoir, Mercer County, 1965-2015 293
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Malosh, Geoff R. Hurricane Sandy in Pennsylvania: 29-31 October 2012 264
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Malosh, Geoff R. Record-breaking gulls in Erie County, March 2013 272
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Malosh, Geoff R. Sabine's Gull in Crawford County, with notes on its history in Pennsylvania and the region 284
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Malosh, Geoff R. Two in a row: Pittsburgh's winters of gulls, 2014 and 2015 291
4
Malosh, Geoff R. Magical day at Bald Knob, A 194
190
Malosh, Geoff R. Pittsburgh's Winter of Gulls 211
21
Malosh, Geoff R. Thoughts on the Modern Approach to Field Identification of Dowitchers 203
124
Malosh, Geoff R. Belated Report of Northern Gannet in Warren County 213
133
Malosh, Geoff R. Bonaparte's Gull Migration in Southwestern Pennsylvania - Understanding "The April 10 Effect" 202
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Malosh, Geoff R. Cave Swallow (Petrochelidon fulva) at Roderick Wildlife Reserve, Erie County, PA 13 Nov 2005 194
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Malosh, Geoff R. Chase for a Sabine's 224
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Malosh, Geoff R. Difficult Dowitcher in Beaver County, A 204
170
Marich Jr., Anthony J. Reporting Neck-collared Swans and Geese 104
231
Marich Jr., Anthony J. Waterfowl Watcher Alert! Neck-collared Geese and Swans Being Sighted 021
8
Marich Jr., Anthony J. Brant Flight -Weather Related Observations in Erie, Crawford, and Somerset Counties 104
231
Marich Jr., Anthony J. Osprey Nesting in Southwestern Somerset County 052
62
Marich Jr., Anthony J. Impacts of Water Level Flucuation for Fishery Management on Waterfowl Usage and Brood Production 071
7
Master, Terry Pennsylvania's Piscivorous Birds 091
11
McCarty, Kyle M. Spring Migration at Hawk Mountain Sanctuary, 1969-1998 131
11
McConaughy, Mark First Double-crested Cormorant Nesting in Pennsylvania 103
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McGann, Andrew Report of the Pennsylvania Ornithological Records Committee, 21st - August 2017 312
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McGuinness, Barbara White-tailed Deer Alter Diversity of Songbirds And Their Habitat in Northwestern Pennsylvania 102
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McKay, Marty Wood Duck Tale, A 032
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McKelvie, Nathan J. Black Vulture (Coragyps atratus) Nesting in Lebanon County 203
127
McLaughlin, Moire Almost Stilted Over a Reclusive Stilt 062
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McMorris, Art Pennsylvania's Peregrine Falcons: a Comeback in Progress 262
74
McNaught, Bruce Big Day 1988 - Bucks County 022
50
McNaught, Bruce Fred Mears--Personality Profile 024
126
McNaught, Bruce Cliff Swallows Use Artificial Nests at Center Bridge, Bucks County 052
55
McNaught, Bruce Green-tailed Towhee in Bucks County 021
7
McWilliams, Gerald M. First Pennsylvania Record of Pacific Loon, Erie County 064
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McWilliams, Gerald M. First Record of Loggerhead Shrike since 1982 in Erie County 051
24
McWilliams, Gerald M. First Successful Ring-billed Gull (Larus delawarensis) Nesting in Pennsylvania, The 132
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McWilliams, Gerald M. First White-winged Dove Record for Pennsylvania, Erie County 102
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McWilliams, Gerald M. First Winter Record of Forster's Tern in Pennsylvania, Erie County 051
24
McWilliams, Gerald M. Harlequin Duck, Erie County 032
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McWilliams, Gerald M. Jaeger (Pomarine or Parasitic), Erie County 043
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McWilliams, Gerald M. Lark Bunting - Erie County 172
110
McWilliams, Gerald M. Lawrence's Warbler, Erie County 043
100
McWilliams, Gerald M. Lesser Sandhill Crane (Grus canadensis canadensis) Erie County 201
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McWilliams, Gerald M. Long-billed Curlew, Erie County 194
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McWilliams, Gerald M. Mississippi Kite, Erie County 022
47
McWilliams, Gerald M. Ninth Record of Harlequin Duck, Erie County 051
20
McWilliams, Gerald M. Parasitic Jaeger - Presque Isle State Park, Erie County 193
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McWilliams, Gerald M. Partial Remains of Thayer's Gull from Presque Isle State Park, Erie County 052
72
McWilliams, Gerald M. Purple Gallinule (Erie) 134
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McWilliams, Gerald M. Notes on Common Terns and their recent attempt to nest at Presque Isle 263
138
McWilliams, Gerald M. American Avocet, Erie County 032
57
McWilliams, Gerald M. Attempted Nesting of Three Species of Laridae at Presque Isle State Park 092
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McWilliams, Gerald M. Band-rumped Storm-Petrel (Oceanodroma castro) Found on the Shore of Lake Erie in Pennsylvania, A 123
127
McWilliams, Gerald M. Clay-colored Sparrow, Erie County 052
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McWilliams, Gerald M. Common Black-headed Gull in Erie County 032
57
McWilliams, Jerry Effects of Climate Change on Bird Migration in Erie County 332
83
Mellon, Rick Neotropical Migrants in Pa. 081
2
Meloney, Joe Birding the Mundane and Finding the Rare... First Record of a Pacific-slope Flycatcher East of the Mississippi 044
135
Merker, Holly Where the Bird Flies… The Reason for Different Counting Protocols 304
207
Merker, Holly Official List of the Birds of Pennsylvania 321
23
Mescavage, Betsy Winter of the Long-eared Owls Northampton County 081
13
Miller, Mark Black Rail in Berks County 132
80
Miller, Randy Ash-throated Flycatcher in Lebanon County 234
188
Miller, Randy Common Raven Nest in Cumberland County 152
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Miller, Randy Invasion of the Varied Thrushes, The 081
16
Miller, Randy Behavior Notes, Am. Woodcock Carrying Young 082
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Mirabella, August The case of the dangling woodpecker 263
146
Mirabella, August Redwing (Turdus Iliacus) - Bucks County 191
27
Mirabella, August Royal Tern - Bucks County 184
220
Mock, Dick Landowner -- Best Source of Information, The 021
6
Monroe, Mark Black Rail in Berks County 132
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Montgomery, Ron Grassland Birding on Old Strip Mine Sites near Sligo, Clarion Co. PA 193
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Morrin, Harold Birding the Mundane and Finding the Rare... First Record of a Pacific-slope Flycatcher East of the Mississippi 044
135
Morrin, Harold First Pennsylvania Record of Mew Gull, Berks County 061
7
Morris, Bernie Dream Birding 024
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Morris, Bernie First Pennsylvania Record of MacGillivray's Warbler 191
11
Mulvihill, Robert Occurrence of Dickcissels in Western Pennsylvania during the 1988 Nesting Season--Its Possible Bearing on the Species' Unusual History in Eastern North America 023
83
Mulvihill, Robert Pomarine Jaeger - Cambria County 012
30
Mulvihill, Robert Rufous Hummingbird, Westmoreland County 044
139
Mulvihill, Robert Another Unique Rail Specimen from Southwestern Pennsylvania: a Clapper Rail 031
14
Mumme, Ronald L. Cowbird Nest Parasitism is no Problem for Hooded Warblers 364
207
Murphy, Bill Changes in Breeding Birds in Fort Washington State Park, Pennsylvania 1959-2003 182
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Murphy, Sean P. Results of 2020 Pennsylvania Game Commission Marsh Bird Surveys with Comparisons to BBA Results 372
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Newitt, Pamela European Robin (Erithacus rubecula) in Bucks County 291
29
Oram, Grace Cyclical Pattern Detected in Northern Harrier Migration Counts at Some Pennsylvania Hawk Watches 371
9
Ottinger, Jennifer Spring Migration at Hawk Mountain Sanctuary, 1969-1998 131
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Palka, JoAnne Dinner for Two 034
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Panza, Joseph Joseph A. Grom--Personality Profile 023
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Parkes, Kenneth C. Summer Atlas of North American Birds-- a Pennsylvania Perspective, The 113
141
Parkes, Kenneth C. Introduction to the Black-capped Petrel, An 041
2
Parkes, Kenneth C. Sorting out the Chickadees in Southwestern Pennsylvania 014
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Parkes, Kenneth C. Subspecies and intergrade Red-tailed Hawks in western Pennsylvania 104
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Parkes, Kenneth C. Subspecies of the Sharp-tailed Sparrow and the Re-identification of a Western Pennsylvania Specimen, The 061
13
Pasquarella, Jerry Warblers at the Bubbler 052
65
Payne, Jeff Long-tailed Jaeger, Somerset County 194
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Payne, Retta Long-tailed Jaeger, Somerset County 194
195
Peebles, Brenda Recent History and Current Status of Nesting Bald Eagles in Pennsylvania 061
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Peplinski, Becky 1987 Pennsylvania Big Day...A new State Record 012
35
Peplinski, Becky Big Day 1988 - Centre County 022
50
Peplinski, John Big Day 1988 - Centre County 022
50
Petersheim, Toby Green-tailed Towhee Juniata County 163
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Potter, Peter E. Behavioral Observations - American Crow 074
122
Price, Jeff Modeling the Potential Impacts of Climate Change on the Summer Distributions of Pennsylvania's Nongame Birds 173
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Pulcinella, Nick Report of the Pennsylvania Ornithological Records Committee, 14th - Sept 2006 203
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Pulcinella, Nick Report of the Pennsylvania Ornithological Records Committee, 8th - June 1997 113
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Pulcinella, Nick Report of the Pennsylvania Ornithological Records Committee, 15th - May 2008 221
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Pulcinella, Nick Report of the Pennsylvania Ornithological Records Committee, 9th - June 1999 131
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Pulcinella, Nick Official List of the Birds of Pennsylvania - 1995 093
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Pulcinella, Nick Official List of the Birds of Pennsylvania - 2000 142
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Pulcinella, Nick Report of the Pennsylvania Ornithological Records Committee, 7th - June 1996 102
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Pulcinella, Nick Report of the Pennsylvania Ornithological Records Committee, 16th - May 2009 231
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Pulcinella, Nick Report of the Pennsylvania Ornithological Records Committee, 6th - June 1995 092
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Pulcinella, Nick Report of the Pennsylvania Ornithological Records Committee, 10th - February 2001 144
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Pulcinella, Nick Hurricane Fran's Fallout 103
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Pulcinella, Nick Official List of the Birds of Pennsylvania 204
184
Pulcinella, Nick Pennsylvania Bird Clubs - Concocoheague Audubon Society and The Greater Wyoming Valley Audubon Society 171
37
Pulcinella, Nick Pennsylvania Bird Clubs- Birding Club of Delaware County and the Presque Isle Audubon Society 173
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Pulcinella, Nick Eurasian Collared-Dove, Crawford County 103
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Pulcinella, Nick First Pennsylvania Breeding Record for Great Black-backed Gull - Tinicum Township, Delaware County 203
129
Pulcinella, Nick First Pennsylvania Record of Gray Kingbird 191
8
Pulcinella, Nick Greater Shearwater Puffinis gravis, Berks County, First Documented Record for Pennsylvania 133
126
Pulcinella, Nick Green-tailed Towhee, Montgomery County 084
218
Pulcinella, Nick Gull-billed Tern, Lancaster County 083
147
Pulcinella, Nick Gull-billed Tern, Lancaster County 103
153
Pulcinella, Nick Hammond's Flycatcher, Northampton County 144
237
Pulcinella, Nick Hoary Redpoll, Lancaster County 081
18
Pulcinella, Nick Indigo Bunting, Westmoreland County 091
28
Pulcinella, Nick Kirtland's Warbler, Franklin County 082
85
Pulcinella, Nick Lark Sparrow, Allegheny County 082
85
Pulcinella, Nick Laughing Gull, Warren County, First County Record 083
149
Pulcinella, Nick LeConte's Sparrow, Lancaster County 081
17
Pulcinella, Nick LeConte's Sparrow, Lawrence County 091
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Pulcinella, Nick Northern Wheatear, Bucks County 093
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Pulcinella, Nick Northern Wheatear, Juniata and Lebanon Counties 114
225
Pulcinella, Nick Pacific Loon, Lancaster County 074
133
Pulcinella, Nick Pacific Loon, Montgomery County 102
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Pulcinella, Nick Pink-footed Goose Berks County 111
20
Pulcinella, Nick Rufous/Allen's Hummingbird, Bucks County 083
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Pulcinella, Nick Sooty Tern, Bucks, Delaware, and Lancaster Counties 103
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Pulcinella, Nick Spotted Towhee (Westmoreland) 134
200
Pulcinella, Nick Townsend's Warbler, Luzerne County 114
226
Pulcinella, Nick Unusual Tringa, An, Delaware County 114
227
Pulcinella, Nick Wood Stork, Lancaster and Lebanon Counties 103
155
Pulcinella, Nick Report of the Pennsylvania Ornithological Records Committee, 11th - February 2002 153
149
Pulcinella, Nick Report of the Pennsylvania Ornithological Records Committee, 12th - June 2003 171
25
Pulcinella, Nick Hurricane Isabel's Birds with notes on previous tropical storms and storm related birds 174
246
Pulcinella, Nick Report of the Pennsylvania Ornithological Records Committee, 17th - January 2010 241
2
Pulcinella, Nick Report of the Pennsylvania Ornithological Records Committee, 18th - February 2011 251
2
Pulcinella, Nick Official List of the Birds of Pennsylvania - 2011 253
152
Pulcinella, Nick Report of the Pennsylvania Ornithological Records Committee, 19th - April 2012 261
20
Pulcinella, Nick Report of the Pennsylvania Ornithological Records Committee, 20th - April 2013 271
26
Pulcinella, Nick Predictions for the Next Ten New Species to be found in Pennsylvania 344
196
Pulcinella, Nick Rare Birds Summary for 1994 091
23
Pulcinella, Nick Next 10 New Species for Pennsylvania, The 173
194
Pulcinella, Nick Rare Birds Summary for 1995 102
51
Pulcinella, Nick Vagrants, Strays, and Overdue Birds 093
128
Pulcinella, Nick Acceptance of Barnacle Goose to the Official List of the Birds of Pennsylvania 224
194
Pulcinella, Nick Anhinga, Montgomery County 102
93
Pulcinella, Nick Another Sooty Tern from Hurricane Fran 142
109
Pulcinella, Nick Arctic Tern, Bucks County 102
93
Pulcinella, Nick Ash-throated Flycatcher, Northampton County 114
224
Pulcinella, Nick Black-backed Woodpecker, Pike County 152
88
Pulcinella, Nick Black-capped Petrel, Butler and Somerset Counties 103
152
Pulcinella, Nick Black-legged Kittiwake, Montour County 074
135
Pulcinella, Nick Black-throated Gray Warbler Berks County 111
20
Pulcinella, Nick Bohemian Waxwing, Allegheny and Erie Counties 074
134
Pulcinella, Nick Bullock's Oriole, Lancaster County 141
18
Pulcinella, Nick Cave Swallow - Chester County 184
222
Pulcinella, Nick Cinnamon Teal, Lancaster County 084
218
Pulcinella, Nick Dark-morph Broad-winged Hawk, Delaware County 093
136
Rannels, Steve Black Rail Lebanon County 082
89
Rannels, Steve Birding at the Hershey Medical Center 023
90
Rannels, Steve Glossy Ibis in Dauphin County 042
50
Rappaport, Freda First Documented Record of Summering Winter Wrens in Philadelphia 053
119
Reddinger, William Troy Participating in the Grassland Bird Survey 131
17
Reid, Bill Breeding Bird Survey - Fifty 3-minute counts at one location 102
46
Reid, Bill Behavior Notes, House Finches 082
96
Rich, David First Pennsylvania Record of Mew Gull, Berks County 061
7
Robert, Mulvihill Second Atlas of Breeding Birds in Pennsylvania - publication forthcoming 262
79
Robertson, Bob Nestbox use by American Kestrels and European Starlings in Eastern Pennsylvania 143
150
Robertson, Bob Breeding Success of American Kestrels Nesting in Boxes in Eastern Pennsylvania, 1987-1994 113
138
Robertson, Bob Reproductive Success of American Kestrels Using Nest Boxes in Eastern Pennsylvania, 1992-2005 203
112
Robertson, Sue Breeding Success of American Kestrels Nesting in Boxes in Eastern Pennsylvania, 1987-1994 113
138
Robertson, Sue Reproductive Success of American Kestrels Using Nest Boxes in Eastern Pennsylvania, 1992-2005 203
112
Robertson, Sue Nestbox use by American Kestrels and European Starlings in Eastern Pennsylvania 143
150
Robinson, Peter Pennsylvania Birdlists, The 2009 234
189
Robinson, Peter Pennsylvania Birdlists, The 2010 244
177
Robinson, Peter Pennsylvania Birdlists, The 2012 264
185
Robinson, Peter Pennsylvania Birdlists, The 2016 304
210
Robinson, Peter Comments on 2016 Birding in PA 304
220
Robinson, Peter Pennsylvania Birdlists, The 2017 314
216
Robinson, Peter Pennsylvania Birdlists, The 2006 211
34
Robinson, Peter Pennsylvania Birdlists, The 2007 214
174
Robinson, Peter Pennsylvania Birdlists, The 2008 224
207
Robinson, Peter Pennsylvania Birdlists, The 2013 274
199
Robinson, Peter Pennsylvania Birdlists, The 2014 284
206
Rodgers, Nancy Finding Sandhill Cranes in Western Pennsylvania 073
90
Rodgers, Nancy More Notes on the Sandhill Cranes 083
137
Rodgers, Nancy Observations During the Breeding Season of the Common Snipe in Lawrence and Mercer Counties of Western Pennsylvania 102
42
Ross, Brad Inventory Program for Birds at Pennsylvania National Parks 172
70
Ross, Robert M. Pennsylvania's Crossbill Winter of 1997-98 121
2
Ross, Robert M. Wetlands of Northcentral Tioga County: Site Guide 092
67
Rusbuldt, Joshua J. Reproductive Success of American Kestrels Using Nest Boxes in Eastern Pennsylvania, 1992-2005 203
112
Russell, Keith Clapper Rail in Pa. 082
88
Rutt, Cameron Status and Distribution of Lesser Black-backed Gull in Pennsylvania 233
143
Rutt, Cameron Bullock's Oriole in Montgomery County 251
29
Rutt, Cameron Yellow-billed Loon in Dauphin County: First Pennsylvania Record 212
72
Rutt, Cameron Occurrence and Identification of Greater White-fronted Goose in Pennsylvania 204
164
Rutt, Cameron Purple Sandpiper Bucks County 163
155
Rutz, Don Our Friend, Jesse 072
48
Rutz, Rita Our Friend, Jesse 072
48
Ryan, Elaine Digiscoping: Adding a New Dimension to Birding 173
184
Ryan, Russell Red Phalarope in York County 024
129
Sabatine, Matt Searching for Nelson's Sparrow in Central Pennsylvania 284
197
Santasania, Carmen T. Birding in PA Goes Electronic 132
82
Santner, Steve January 061
14
Santner, Steve Sharp-tailed Sparrows, Lancaster County 054
159
Santner, Steve Summary of the Distribution of Ibises in Pennsylvania 054
150
Santner, Steve Winter Record of Nashville Warbler, Lancaster County 051
24
Santner, Steve Big Day 1989 A New Pennsylvania Record 032
49
Santner, Steve County Listing 031
16
Santner, Steve Iona/Reistville farm ponds, Site Guide, Lebanon County 042
54
Santner, Steve Stony Creek Valley -- Dauphin and Lebanon Counties 014
117
Sargent, Martha B. Significance of banding in the study of wintering Rufous Hummingbirds, The 214
164
Sargent, Robert R. Significance of banding in the study of wintering Rufous Hummingbirds, The 214
164
Sargent, Sarah Habitat restoration for the federally endangered Great Lakes Piping Plover at Presque Isle State Park, Erie County, Pennsylvania 281
2
Schall, Michael Breeding Ruddy Duck and Pied-billed Grebe in Northampton County 273
144
Schall, Michael Red Phalarope - Northampton County 172
110
Schutsky, Robert Red-necked Phalarope, Lancaster County 052
71
Schutsky, Robert Unusual Lesser Black-backed Gull, An, Lancaster County 051
22
Schutsky, Robert Storm Birds on the Lower Susquehanna 042
47
Schwalbe, Glenna What?...How's that Again? 024
124
Schwalbe, Glenna Where Were We?? 034
134
Schwalbe, Glenna Breeding Season Record of a Short-eared Owl Clearfield Co. 072
53
Schwalbe, Glenna Cooper's Hawk Utilizing Carrion 084
215
Schwalbe, Glenna Cory's Shearwater, Lycoming County 103
152
Schwalbe, Glenna Cory's Subspecies Determined 104
206
Schwalbe, Glenna Blue Jays and Russian Roulette 053
116
Schwalbe, Glenna Clarification, A 094
192
Schwalbe, Paul Pennsylvania Needs 021
4
Schwalbe, Paul Breeding Season Record of a Short-eared Owl Clearfield Co. 072
53
Schwalbe, Paul Blue Jays and Russian Roulette 053
116
Schwalbe, Paul Clarification, A 094
192
Schwalbe, Paul Cooper's Hawk Utilizing Carrion 084
215
Schwalbe, Paul Cory's Shearwater, Lycoming County 103
152
Schwalbe, Paul What?...How's that Again? 024
124
Schwalbe, Paul Where Were We?? 034
134
Schwalbe, Paul Cory's Subspecies Determined 104
206
Schweinsberg, Allen Great Milton Crow War, The 024
123
Schweinsberg, Allen Veteran and the Neophyte, The 092
63
Shaffer, Janet In Memorium - Merrill Wood 063
104
Sharp, Brian Changes in Breeding Birds in Fort Washington State Park, Pennsylvania 1959-2003 182
70
Sherman, Sandra Appalachian Spring 052
70
Sherman, Sandra Western Kingbird, Philadelphia County 043
99
Singer, Ronald Spring Hawk Watch Sites 094
192
Snell, Dan Cave Swallow Cumberland County 163
152
Snyder, Bob First Sandhill Crane Sighting in Centre County 112
61
Snyder, Bob Confirmed Nesting of Osprey in Centre and Clinton in 2018 331
12
Snyder, Dick Western Tanager in Centre County 294
189
Snyder, Robert Merlin: Expansion of Breeding Range into Pennsylvania 334
226
Spence, Matthew Lake Ontelaunee, Berks County, Site Guide 051
13
Spiese, Al Big Day 1988 - York County 022
50
Stahl, Stan Snow Bunting Observations from Montour Preserve 343
148
Stahl, Stanley Royal Tern, Northumberland County 033
96
Stahl, Stanley Atlasing Along RoaringRun, Lycoming County 022
54
Stanley, Jerry Site Guide to the Polk Wetlands, Venango County 151
10
States, Russ Potential Problems with Neck Bands and Leg Bands 074
122
States, Russ Two Mile Run Lake, Venango County 032
52
States, Russ Black-and-white Warbler Nest, Venango County 032
51
States, Russ Rare Birds in Venango County - Black-capped Petrel 034
124
Stoleson, Scott Insights from 80 Years of Warren, PA, Christmas Bird Counts 372
83
Stoleson, Scott H. Can Nest Boxes be used to Effectively Manage Northern Saw-whet Owls in the Allegheny National Forest? 351
2
Strasser, Joe Birding in Wayne County 013
74
Strasser, Voni Birding in Wayne County 013
74
Stringer, Randy Cave Swallow (Mercer) 134
198
Stull, Jean Third Western Pennsylvania Record of Mississippi Kite, Erie County 051
21
Stull, Jim Third Western Pennsylvania Record of Mississippi Kite, Erie County 051
21
Sullivan, Kristi Project FeederWatch in Pennsylvania 042
42
Tague, Chuck Nesting Short-eared Owls at Imperial 114
216
Tague, Chuck Pennsylvania's First Lewis's Woodpecker Bedford County 163
150
Therrien, Jean-François Pennsylvania's Importance to American Kestrels: A Regional Context 292
76
Therrien, Jean-Francois Abundance and Timing of Raptors During Spring Migration at Hawk Mountain, Pennsylvania, 1969 to 2016 304
188
Thorpe, Neal My Silent Fall 043
96
Thorpe, Neal Mont Clare Canal -- Montgomery County 014
118
Toole, Mike Insights from 80 Years of Warren, PA, Christmas Bird Counts 372
83
Toole, Tina Insights from 80 Years of Warren, PA, Christmas Bird Counts 372
83
Troyer, Aden Bullock's Oriole (Icterus bullockii) in Juniata County 214
166
Troyer, Aden Western Meadowlark in Dauphin County 232
94
Uhrich, Bill First Documented Nesting Records of Hooded Merganser in Berks County, PA 142
68
Underwood, T. J. Prolonged Incubation of a hybrid-zone chickadee nest 233
149
Valdez, Ursula Nestbox use by American Kestrels and European Starlings in Eastern Pennsylvania 143
150
Wasilewski, Robert L. Successful Nesting by Wyoming Valley Peregrine Falcons 134
169
Wasilewski, Robert L. Notes on the Physical Characteristics and Behavior of Peregrine Falcons in the Wyoming Valley (Luzerne County) 124
179
Watkins, Todd A. RESEARCH NOTE: Photographic Evidence of Brood Parasitism of Yellow-throated Warbler by Brown-headed Cowbird in Pennsylvania 372
82
Watts, Donald Insights from 80 Years of Warren, PA, Christmas Bird Counts 372
83
Weber, Billy Official List of the Birds of Pennsylvania 321
23
Weber, Billy Strangers from Afar: Two Un-"twitch"able Additions to the PA Avifauna 341
6
Weidensaul, Scott Documentation of Anna's Hummingbird in Berks County 252
81
Weidensaul, Scott Western Hummingbirds in Pennsylvania - the Invasion of 2012 264
182
Weidensaul, Scott Fall 2007: A Saw-whet Owl Flight of Historic Proportions 214
162
Weidensaul, Scott White-winged Dove, Schuylkill County 122
63
Weidensaul, Scott Bahama Woodstar in Lancaster County 272
78
Weidensaul, Scott Project SNOWStorm and PSO's owl "Erie" - an update 291
2
Wilhelm, Gene Ten Thousand Birds: Ornithology Since Darwin 294
190
Wilhelm, Gene Second Atlas of Breeding Birds in Pennsylvania - Book Review 272
87
Wilhelm, Gene The Crossley ID Guide: Raptors - Book Review 273
152
Wilhelm, Gene Warbler Guide, The 274
197
Wilhelm, Gene Birds of Hawaii, New Zealand, and the Central and West Pacific 274
197
Wilhelm, Gene Birds of North America and Greenland 274
197
Wilhelm, Gene Rare Birds of North America 281
27
Wilhelm, Gene World's Rarest Birds, The 281
27
Wilhelm, Gene Avian Conservation Plan for the Slippery Creek Watershed 283
148
Wilhelm, Gene Unfeathered Bird, The 283
154
Wilhelm, Gene Birds of the Lehigh Valley and Vicinity 283
154
Wilhelm, Gene Applied Ecology 012
37
Wilhelm, Gene Great Avian Depression, The 102
61
Wilhelm, Gene Wintering Juncos 181
5
Wilhelm, Gene Peterson Field Guide to Birds of North America 232
89
Wilhelm, Gene Eastern Pennsylvania Birding and Wildlife Guide 233
148
Wilhelm, Gene John Kirk Townsend: Collector of Audubon's Western Birds and Mammals 234
185
Wilhelm, Gene Birds of Western North America: A Photographic Guide 241
25
Wilhelm, Gene Birds of Eastern North America: A Photographic Guide 241
25
Wilhelm, Gene Natural Pocono Mountains, The 242
77
Wilhelm, Gene Avian Ecology and Conservation: A Pennsylvania Focus with National Implications 243
135
Wilhelm, Gene Birds of Central Pennsylvania - Book Review 244
187
Wilhelm, Gene Hawks at a Distance 252
77
Wilhelm, Gene Parrots of the World 254
198
Wilhelm, Gene Avian Architecture and What the Robin Knows 262
82
Wilhelm, Gene Bluebird Effect: Uncommon Bonds with Common Birds, The 263
147
Wilhelm, Gene Sparrow - Book Review 271
35
Wilhelm, Gene How to be a Better Birder - Book Review 264
195
Wilhelm, Gene Passenger Pigeon, The - Book Review 292
87
Wilhelm, Gene Witmer Stone: The Fascination of Nature - Book Review 302
73
Wilhelm, Gene Better Birding: Tips, Tools, and Concepts for the Field - Book Review 311
14
Wilhelm, Gene Birds of South America: Passerines - Book Review 304
208
Wilhelm, Gene Waterfowl of North America, Europe, and Asia - Book Review 303
148
Wilhelm, Gene Book Review: Bird Brain: An Exploration of Avian Intelligence 312
78
Wilhelm, Gene Book Review: Waterfowl of North America, Europe, and Asia 313
148
Wilhelm, Gene Greater Sandhill Crane in Pennsylvania, The 321
3
Wilhelm, Gene Birds of Prey of the East: A Field Guide 322
84
Wilhelm, Gene Birds of Prey of the West: A Field Guide 322
84
Wilhelm, Gene Reference Guide to Gulls of the Americas, A 324
207
Wilhelm, Gene Gulls of the World: A Photographic Guide 324
208
Wilhelm, Gene Book Review: Birds of Chile: A Photo Guide 331
27
Wilhelm, Gene Book Review: LISTENING TO A CONTINENT SING: Birdsong by Bicycle from the Atlantic to the Pacific 332
97
Wilhelm, Gene Book Review: How to Be an Urban Birder 333
170
Wilhelm, Gene Book Review: FAR FROM LAND: The Mysterious Lives of Seabirds 334
238
Wilhelm, Gene Book Review: BIRD LOVE: The Family Life of Birds 341
20
Wilhelm, Gene Book Review: BIRDS IN WINTER: Surviving the Most Challenging Season 342
81
Wilhelm, Gene Great Avian Depression II 342
72
Wilhelm, Gene Poplar Forest 142
100
Wilhelm, Gene Some Northern Butler County Field Notes 142
110
Wilhelm, Gene Preliminary Checklist of the Birds of Butler County 152
85
Wilhelm, Gene Atlas of Breeding Birds in Pennsylvania, Book Review 064
140
Wilhelm, Gene Birder's Guide to Pennsylvania: Book Review 104
213
Wilhelm, Gene Birding in Western Pennsylvania: Book review 103
148
Wilhelm, Gene Birds of Bucks County: Book Review 123
129
Wilhelm, Gene Birds of Delaware County, Pennsylvania, BOOK REVIEW 133
127
Wilhelm, Gene Birds of Ohio - Book Review 041
3
Wilhelm, Gene Birds of Pennsylvania, The; BOOK REVIEW 141
13
Wilhelm, Gene Birds of The Lehigh Valley and Vicinity: BOOK REVIEW 163
169
Wilhelm, Gene Birdwatcher: The Life of Roger Tory Peterson 231
30
Wilhelm, Gene Grail Bird, The - Book Review 203
126
Wilhelm, Gene Century of Birdlife in Berks County, Pennsylvania, A; Book Review 121
10
Wilhelm, Gene Important Bird Areas in Pennsylvania. A Guide to Identifying and Conserving Critical Bird Habitat, BOOK REVIEW 142
97
Wilhelm, Gene John James Audubon: The Making of an American 204
190
Wilhelm, Gene Kaufman Focus Guides Birds of North America: Book Review 152
50
Wilhelm, Gene Nature Watch: Erie Pennsylvania and Nearby Areas 1985-1995, Book Review 113
146
Wilhelm, Gene Owls of the North: A Naturalist's Handbook 222
97
Wilhelm, Gene Sibley Field Guide to Birds of Eastern North America, The: Book Review 173
204
Wilhelm, Gene Sibley Guide to Birds, The; Book Review 151
6
Wilhelm, Gene Sibley's Birding Basics: BOOK REVIEW 171
44
Wilhelm, Gene Smithsonian Field Guide to the Birds of North America 223
159
Wilhelm, Gene West Virginia Breeding Bird Atlas, The 091
15
Wilhelm, Gene Young Birder's Guide to the Birds of Eastern North America, The 222
97
Wilhelm, Gene Barred Owl Note 123
132
Wilhelm, Gene Barred Owl Note 121
9
Wilhelm, Gene Breeding Dickcissel Behavior 083
139
Wilhelm, Gene Book Review: BIRDS OF VENANGO COUNTY: The status, distribution, and history of the birds of Pennsylvania's Oil Region 343
151
Wilhelm, Gene Big Day for Birds! 363
164
Wilhelm, Gene 2021 Big Day for Birds! 352
80
Wilhelm, Gene Book Review: GULLS SIMPLIFED: A Comparative Approach to Identfication 352
83
Wilhelm, Gene UNDERSTANDING BIRD BEHAVIOR: An Illustrated Guide to What Birds Do and Why 353
159
Wilhelm, Gene BIRDS OF MAINE by Peter D. Vickery 354
227
Wilhelm, Gene First Breeding Record of Sandhill Crane for Pennsylvania 073
91
Wilhelm, Gene King Rail Breeding in Western Pennsylvania 073
89
Wilhelm, Gene Note on Cuckoos in Butler County, A 113
174
Wilhelm, Gene Sandhill Cranes in Mercer Co. 063
105
Wilhelm, Gene Sandhill Cranes, Lawrence Co. 071
8
Wilhelm, Gene Scenario of the Upland Sandpiper in Western Pa. 084
204
Wilhelm, Gene Second Breeding Record of Sandhill Crane for Pa. 083
136
Wilhelm, Gene Swallow and Cuckoo Notes 133
129
Wilhelm, Gene Swallow Note 123
132
Wilhelm, Gene Swallow Notes 121
9
Wilhelm, Gene Yellow-bellied Sapsucker Nesting in Butler County 064
146
Wilhelm, Joanne Wintering Juncos 181
5
Wilheml, Gene Crossley ID Guide: Eastern Birds, The 253
150
Wilson, Andrew Second Atlas of Breeding Birds in Pennsylvania - publication forthcoming 262
79
Wilson, Andrew Identification of a challenging empidonax flycatcher resolved 294
186
Wiltraut, Rick Answer to Photo Quiz #13 203
123
Wiltraut, Rick Answer to Photo- Quiz #14 204
176
Wiltraut, Rick Photo Quiz #1 Answer 173
231
Wiltraut, Rick Photo Quiz #11 Answer 201
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Wiltraut, Rick Photo Quiz #12 Answer 202
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Wiltraut, Rick Photo Quiz #15 Answer 211
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Wiltraut, Rick Photo Quiz #16 - Inside back cover 211
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Wiltraut, Rick Photo Quiz #16 Answer 212
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Wiltraut, Rick Photo Quiz #17 212
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Wiltraut, Rick Photo Quiz #4 Answer 182
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Wiltraut, Rick Photo Quiz #5 182
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Wiltraut, Rick Photo Quiz #5 Answer 183
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Wiltraut, Rick Photo Quiz #6 Answer 184
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Wiltraut, Rick Photo Quiz #7 Answer 191
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Wiltraut, Rick Photo Quiz #8 Answer 192
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Wiltraut, Rick Photo Quiz #9 Answer 193
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Wiltraut, Rick Photo-Quiz #10 193
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Wiltraut, Rick Photo-Quiz #10 Answer 194
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Wiltraut, Rick Photo-Quiz #11 194
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Wiltraut, Rick Photo-Quiz #12 201
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Wiltraut, Rick Photo-Quiz #13 202
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Wiltraut, Rick Photo-Quiz #14 203
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Wiltraut, Rick Photo-Quiz #15 204
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Wiltraut, Rick Photo-Quiz #17 Answer 213
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Wiltraut, Rick Photo-Quiz #18 Answer 214
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Wiltraut, Rick Photo-Quiz #19 214
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Wiltraut, Rick Photo-Quiz #19 Answer 221
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Wiltraut, Rick Photo-Quiz #2 173
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Wiltraut, Rick Photo-Quiz #20 221
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Wiltraut, Rick Photo-Quiz #20 Answer 222
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Wiltraut, Rick Photo-Quiz #21 222
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Wiltraut, Rick Photo-Quiz #21 Answer 223
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Wiltraut, Rick Photo-Quiz #22 223
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Wiltraut, Rick Photo-Quiz #22 Answer 224
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Wiltraut, Rick Photo-Quiz #23 224
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Wiltraut, Rick Photo-Quiz #23 Answer 231
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Wiltraut, Rick Photo-Quiz #24 231
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Wiltraut, Rick Photo-Quiz #3 174
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Wiltraut, Rick Photo-Quiz #4 181
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Wiltraut, Rick Photo-Quiz #6 183
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Wiltraut, Rick Photo-Quiz #7 184
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Wiltraut, Rick Photo-Quiz #26 Answer 234
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Wiltraut, Rick Photo-Quiz #27 234
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Wiltraut, Rick Photo-Quiz #27 Answer 241
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Wiltraut, Rick Photo-Quiz #28 241
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Wiltraut, Rick Photo-Quiz #28 Answer 242
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Wiltraut, Rick Photo-Quiz #29 243
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Wiltraut, Rick Answer to Photo Quiz #29 244
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Wiltraut, Rick Photo-Quiz #30 251
Inside back cover
Wiltraut, Rick First Confirmed Nesting of Common Raven in the Pocono Mountains, Monroe Co. 072
53
Wiltraut, Rick First Documented Record of American Oystercatcher in Pennsylvania, Carbon Co. 072
51
Wiltraut, Rick First Record of Sedge Wren wintering in Pennsylvania 191
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Wiltraut, Rick Hudsonian Godwit, Lehigh County 054
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Wiltraut, Rick Large Number of Hudsonian Godwits in Northampton County, Pennsylvania 184
221
Wiltraut, Rick Red-necked Phalarope Attracted to Chum 073
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Wiltraut, Rick Second documented record of Curlew Sandpiper in Pennsylvania 182
74
Wiltraut, Rick Western Kingbird, Northampton County 043
99
Wiltraut, Rick Photo-Quiz #8 191
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Wiltraut, Rick Photo-Quiz #9 192
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Wiltraut, Rick Ruddy Turnbark and a Ruddy Rototiller, A 083
144
Wiltraut, Rick Fall Shorebirding at Green Lane Reservoir, Montgomery County 024
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Wiltraut, Rick Arctic Terns in Carbon County 032
56
Wiltraut, Rick Band-rumped Storm-petrel Bald Eagle State Park, Centre County, Pennsylvania, 9/20/03 174
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Wiltraut, Rick Behavior Notes, Yellow-crowned Night-Heron 082
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Wiltraut, Rick Blue Grosbeak, Fourth County Record for Northampton County 053
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Wiltraut, Rick Dark-morph Red-tailed Hawk, Northampton County 051
22
Windfelder, Frank Cave Swallow - First for Philadelphia County 224
215
Winger, Gloria Freeze! 044
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Witmer, Eric Franklin's Gull, Lancaster County 044
139
Witmer, Eric Second State Record of Pacific Slope Flycatcher, Lancaster County 054
156
Wlasniewski, Matt First Pennsylvania Record of Ancient Murrelet, Berks County 064
143
Wolf, Eleanor Site Guide to Marsh Creek State Park 161
5
Yahner, Rich Inventory Program for Birds at Pennsylvania National Parks 172
70
Zawatski, Eric Predictions for the Next Ten New Species to be found in Pennsylvania 344
196
Zemba, Lindsay Autumn Raptor Migration Summary 2007 214
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Zemba, Lindsay Spring Raptor Migration Summary 2006 202
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Zemba, Lindsay Spring Raptor Migration Summary 2007 212
74
Zemba, Lindsay Autumn Raptor Migration Summary 2006 204
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Zimmerman, Ephraim Habitat restoration for the federally endangered Great Lakes Piping Plover at Presque Isle State Park, Erie County, Pennsylvania 281
2
Zuefle, M. E. Prolonged Incubation of a hybrid-zone chickadee nest 233
149
Zuefle, M. E. An unusual American Goldfinch nest in a corn plant 241
33