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Birds of Note All Records For Common Tern
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| Common Tern | 1992 | Oct-Dec | Bucks | 1 at Peace Valley Park 11/5 (Ron French) |
| Common Tern | 1993 | Oct-Dec | Erie | 2 at Presque Isle 10/22 (J. McWilliams) |
| Common Tern | 1994 | Oct-Dec | Erie | 50 on 10/18 at Presque Isle SP (Jerry McWilliams) |
| Common Tern | 1994 | Oct-Dec | Indiana | 1 on 10/2 at Yellow Creek SP (Greg Cook) |
| Common Tern | 1995 | Oct-Dec | Delaware | 1 on 10/1-8 on the Delaware River (Al Guarente) |
| Common Tern | 1995 | Oct-Dec | Bucks | 1 on 9/14 at Nockamixon SP (Steve Farbotnik) |
| Common Tern | 1995 | Oct-Dec | Erie | Present up to 11/30 at Presque Isle SP (Jerry McWilliams) |
| Common Tern | 1995 | Oct-Dec | Indiana | 1 on 10/24 at Yellow Creek SP (Nancy Karp, et al) |
| Common Tern | 1995 | Jul-Sep | Erie | Present all quarter |
| Common Tern | 1995 | Oct-Dec | Lancaster | 1 on 8/19 (Eric Witmer, et al) and 1 on 9/15 (Bird Treks) at Washington Boro |
| Common Tern | 1995 | Oct-Dec | Perry | 1 on 9/10 at the Susquehanna R. at New Buffalo (Dick Colyer) |
| Common Tern | 1995 | Oct-Dec | Butler | 1 on 10/29 at Moraine SP was late (Ed & Cheryl Kwater) |
| Common Tern | 1996 | Oct-Dec | Franklin | 7 on 10/8 at Reservoir Rd (Dale Gearhart) |
| Common Tern | 1996 | Oct-Dec | Westmoreland | 1 on 10/20 at Donegal L. (Ken Byerly) |
| Common Tern | 1996 | Oct-Dec | Indiana | 2 on 10/8 at Yellow Creek SP (Gloria Lamer) |
| Common Tern | 1997 | Oct-Dec | Clarion | 2 on 8/14 at Cook Forest State Park (Dale Luthringer) |
| Common Tern | 1997 | Oct-Dec | Crawford | 3 on 8/19 at Pymatuning Spillway (Robert Leberman) |
| Common Tern | 1997 | Oct-Dec | Erie | Present until 9/21 at Presque Isle State Park (Jerry McWilliams) |
| Common Tern | 1997 | Oct-Dec | Philadelphia | 1 on 8/23 at Tinicum (Ted Floyd) |
| Common Tern | 1999 | Oct-Dec | Erie | Present from late July at Presque Isle State Park (Jerry McWilliams) |
| Common Tern | 1999 | Oct-Dec | Mercer | 1 on 8/26; 2 on 8/29; and 1 on 9/11 at Shenango River Reservoir (m. obs.) |
| Common Tern | 1999 | Oct-Dec | Somerset | 1 on 9/21 at Quemahoning Reservoir (Scott Bastian) |
| Common Tern | 1999 | Jan-Mar | Erie | Present up to 12/10 at Presque Isle SP (Jerry McWilliams) |
| Common Tern | 2000 | Oct-Dec | Berks | 1 on 8/14 at Blue Marsh Lake (Katrina Knight) |
| Common Tern | 2000 | Jul-Sep | Erie | Present part of the quarter |
| Common Tern | 2000 | Jul-Sep | Montgomery | 1 on 7/29 at Green Lane Reservoir (Kevin Crilley) |
| Common Tern | 2000 | Oct-Dec | Crawford | 1 on 10/8 at Conneaut Lake (Ron Leberman) |
| Common Tern | 2000 | Jul-Sep | Erie | Present part of the quarter |
| Common Tern | 2000 | Oct-Dec | Butler | 1 on 8/25 at Moraine State Park (Dave Darney, Debbie Yovanovich) |
| Common Tern | 2000 | Oct-Dec | Crawford | 1 on 9/16 at Tamarack Lake (Ron Leberman) |
| Common Tern | 2008 | Jun-Jul | Bucks | Three were at Penn Warner Tract 6/21, followed by another at Nockamixon State Park 6/22 (Devich Farbotnik), and 5 at Nockamixon State Park on the slightly more expected date of 7/27 (Bill Etter) |
| Common Tern | 2008 | Jun-Jul | Crawford | One at the Pymatuning Spillway 7/23 (Mark Vass) |
| Common Tern | 2008 | Jun-Jul | Washington | A storm 6/4 brought a small falloutof 8 birds near Bentleyville (Andy Berchin). |
| Common Tern | 2009 | Jun-Jul | Allegheny | one late bird flew past Dashields Dam on the Ohio River 6/24 (Mike Fialkovich). |
| Common Tern | 2010 | Aug-Nov | Crawford | two at Woodcock Lake 9/12 (Ron Leberman) |
| Common Tern | 2010 | Aug-Nov | Indiana | one at Yellow Creek S.P. 9/12 (Justin Bosler) and 9/14 (Lee Carnahan, Margaret Higbee, Melissa Little, Marge Van Tassel) |
| Common Tern | 2010 | Aug-Nov | Lancaster | present at a weed bed near Peach Bottom in mid-Sep(m.ob.) and one at Conowingo Pond 8/8 (Bob Schutsky, et al.) |
| Common Tern | 2010 | Aug-Nov | Venango | 14 at Kahle Lake 9/12 (Gary Edwards). |
| Common Tern | 2011 | Jun-Jul | Centre | one at Bald Eagle State Park 6/6 (Clayton Magill, Krissy Magill) and one at Toftrees Pond 6/15 (Chet Gottfried) |
| Common Tern | 2011 | Jun-Jul | Indiana | one 6/21 at Yellow Creek State Park (Tom Glover, Margaret Higbee) |
| Common Tern | 2011 | Jun-Jul | Lancaster | two at the Conejohela Flats 7/16 (Mike Epler) |
| Common Tern | 2011 | Jun-Jul | Venango | at Kahle Lake 6/6 (Gary Edwards). |
| Common Tern | 2011 | Aug-Nov | Chester | one at Marsh Creek State Park 8/28 during Hurricane Irene (m.ob.) |
| Common Tern | 2011 | Aug-Nov | Crawford | 6 at the Pymatuning Game Management Area 9/5 (Dave Wilton, Shannon Thompson), and one near Ford Island 10/22 (Clare Nicolls) |
| Common Tern | 2011 | Aug-Nov | Huntingdon | 2 at Lake Raystown 9/27 (David Kyler) |
| Common Tern | 2011 | Aug-Nov | Lancaster | present in small numbers to 10/16 (m.ob.) |
| Common Tern | 2011 | Aug-Nov | Philadelphia | at least 60 and perhaps as many as 150 on the Delaware River 8/28 during Hurricane Irene (m.ob.) |
| Common Tern | 2011 | Aug-Nov | Somerset | 3 at Somerset Lake 10/13 (Anthony Marich) |
| Common Tern | 2011 | Aug-Nov | Washington | one at Cross Creek County Park 9/7 (John Boback). |
| Common Tern | 2011 | Aug-Nov | Berks | 4 at Lake Ontelaunee 8/28 during Hurricane Irene (m.ob.) |
| Common Tern | 2011 | Aug-Nov | Bucks | up to 50 at several locations 8/28 during Hurricane Irene (m.ob.), and one at Bristol 9/29 (Cameron Rutt, August Mirabella) |
| Common Tern | 2011 | Aug-Nov | Cambria | 3 at Prince Gallitzin State Park 9/20-23 (Dave Gobert, Dave Wilton, Shannon Thompson) |
| Common Tern | 2011 | Aug-Nov | Centre | 2 at Bald Eagle State Park 9/8-9 (Joe Verica), 3 at Bald Eagle State Park 10/30-31 (Joe Verica), and one at Bald Eagle State Park 11/1 (Bob Snyder) |
| Common Tern | 2012 | Jun-Jul | Erie | a nest with 2 eggs was found at Gull Point 7/9 (Jerry McWilliams), and a second nest was found containing 3 eggs failed during the fourth week of July (Jerry McWilliams). |
| Common Tern | 2012 | Mar-May | Bedford | two at Dunnings Creek Wetlands 4/15 (Tom Dick) |
| Common Tern | 2012 | Mar-May | Berks | one at Blue Marsh Lake 5/8 (Peter Montgomery) |
| Common Tern | 2012 | Mar-May | Centre | five at Bald Eagle State Park 5/4 (Nan Butkovich, et al.) |
| Common Tern | 2012 | Mar-May | Dauphin | one along the Susquehanna River at Marysville 5/8 (Ramsay Koury) |
| Common Tern | 2012 | Mar-May | Forest | one near Tionesta 5/12 (Flo McGuire, Jim McGuire) |
| Common Tern | 2012 | Mar-May | Lebanon | one at Memorial Lake State Park 5/15 (David McNaughton, Jarrod Derr) |
| Common Tern | 2012 | Mar-May | Bucks | two at Peace Valley Park 5/8 (August Mirabella, Judy Mirabella, Mike Homel) |
| Common Tern | 2012 | Mar-May | Somerset | one at Somerset Lake 5/8 (Mike Lanzone, Jeff Payne). |
| Common Tern | 2013 | Aug-Nov | Erie | several sightings beginning 8/9 at Gull Point (Geoff Malosh) through at least 10/30 (JeffMcDonald) |
| Common Tern | 2013 | Aug-Nov | Indiana | 2 at Yellow Creek State Park 9/8 (Steve Gosser) |
| Common Tern | 2013 | Aug-Nov | Lancaster | one at the Conejohela Flats 8/25 (Bob Schutsky). |
| Common Tern | 2013 | Jun-Jul | Butler | 11 at Moraine S.P. 6/2 (Mark Vass, eBird) |
| Common Tern | 2013 | Jun-Jul | Erie | one at Presque Isle Bay 6/1 (Mark Vass, eBird) and through July at Gull Point including 5 on 7/23 (Mary Birdsong, et al., eBird). |
| Common Tern | 2014 | Aug-Nov | Bucks | 40 at Peace Valley Park 9/21 (August Mirabella, Judy Mirabella, Devich Farbotnik) |
| Common Tern | 2014 | Aug-Nov | Carbon | 2 at Beltzville S.P. 9/25 (Rob Bergstresser, Bob Maskey, ph. Rich Rehrig, eBird) |
| Common Tern | 2014 | Aug-Nov | Erie | up to 75 around Gull Point and the eastern end of Presque Isle 8/1-10/27 (m.ob.) |
| Common Tern | 2014 | Aug-Nov | Lancaster | one at the Conejohela Flats 8/31 (Eric Witmer), 2 at Peach Bottom 9/10 (Larry Bernhardt), and one at Peach Bottom 9/19 (Mike Epler) |
| Common Tern | 2014 | Aug-Nov | Somerset | 3 at Somerset Lake 8/12 (Scott Bastian). |
| Common Tern | 2015 | Aug-Nov | Crawford | one at Tamarack Lake 8/12 (Ron Leberman) |
| Common Tern | 2015 | Jun-Jul | Bucks | one at Peace Valley Park 6/1 (August Mirabella) |
| Common Tern | 2015 | Aug-Nov | Erie | seen from the Sunset Point Waterbird Count beginning 10/7, when a remarkable 107 were counted, to 11/1 (Jerry McWilliams, et al.), and at least one remaining around the east end of Presque Isle to 11/14 (ph. Aidan Place, Jack Chaillet) |
| Common Tern | 2015 | Aug-Nov | Lancaster | one at the Conejohela Flats 8/11 (Mike Epler, Meredith Lombard). |
| Common Tern | 2015 | Jun-Jul | Erie | up to 8 nests at Gull Point (Mary Birdsong, m.ob.) which all failed eventually |
| Common Tern | 2015 | Jun-Jul | Indiana | at Yellow Creek State Park 6/2 (Lee Carnahan, Patience Fisher, m.ob.). |
| Common Tern | 2015 | Aug-Nov | Centre | one at Bald Eagle State Park 9/13 (Brian Schmoke) |
| Common Tern | 2015 | Jun-Jul | Centre | one at Bald Eagle State Park 6/13 (Kurt Engstrom) |
| Common Tern | 2015 | Jun-Jul | Delaware | one at Hog Island Rd. 6/12 (Al Guarente, eBird) |
| Common Tern | 2016 | Aug-Nov | Crawford | one at the Pymatuning Spillway 8/4 and 8/13 (Ron Leberman) and 3 there 9/7 (David Poortinga) |
| Common Tern | 2016 | Aug-Nov | Erie | at Gull Point through early Sep (m.ob.), with scattered reports in lateOct at Sunset Point (Jerry McWilliams) and one late bird atPresque Isle 11/20 (Aidan Place, Sameer Apte) |
| Common Tern | 2016 | Aug-Nov | Lancaster | one 8/17 (Elora Grahame, Alex Lamoreaux), one 8/27 (Meredith Lombard), and 4 on 9/1 (Ian Gardner, Zachary Millen, Mike Epler)all at the Conejohela Flats |
| Common Tern | 2016 | Aug-Nov | Mercer | up to 12 at Shenango RiverRes. 9/11-17 (Steve Sanford, Neil Troyer, Geoff Malosh) |
| Common Tern | 2016 | Aug-Nov | Tioga | singles at Hammond Lakes 8/22 (Ken Cooper, eBird) and 9/11(Rich Hanlon, eBird). |
| Common Tern | 2016 | Jun-Jul | Erie | 2 pairs nested, with both incubating through full term - monitoring suggests one nest hatched near the end of Jun, but a day or two later both nests were abandoned predation suspected and no re-nesting apparent (Mary Birdsong, m.ob.). |
| Common Tern | 2017 | Aug-Nov | Allegheny | one at Dashields Dam 9/1 (Mark Vass, ph. Geoff Malosh) |
| Common Tern | 2017 | Aug-Nov | Bucks | one at Nockamixon SP 8/18 (Devich Farbotnik) |
| Common Tern | 2017 | Jun-Jul | Erie | did not nest this year, but seen from Presque Isle Graveyard Pond Trail 6/2 (Carole Winslow) and at Beach 11 on 7/7 (Tim Lenz, eBird). |
| Common Tern | 2017 | Aug-Nov | Cambria | one or two at Prince Gallitzin SP 9/17-23 (m.ob.) |
| Common Tern | 2017 | Aug-Nov | Centre | up to 5 at Bald Eagle SP 8/7 (Julia Plummer, Joe Verica, Carl Engstrom), and one there 9/14 (Carl Engstrom) |
| Common Tern | 2017 | Aug-Nov | Crawford | one or 2 at Woodcock Lake 8/19-20 (Tomas Nonnenmacher), one at the Pymatuning Spillway 9/16and 9/23 (m.ob.), and one at the Pymatuning Causeway 10/1(Ron Leberman) |
| Common Tern | 2017 | Aug-Nov | Dauphin | one at Front Street, Harrisburg 9/14 (Ian Gardner, eBird) |
| Common Tern | 2017 | Aug-Nov | Erie | up to 6 around Presque Isle in thefirst half of Aug (m.ob.) and one passed Sunset Point 10/26(Jerry McWilliams) |
| Common Tern | 2017 | Aug-Nov | Lancaster | one at the Conejohela Flats 8/23 (Mike Epler). |
| Common Tern | 2018 | Jun-Jul | Erie | seen at various locations on Presque Isle through the season with high of 15 at Gull Point on 7/21 (m.ob. eBird), and a pair nested at Gull Point, but was unsuccessful in producing young (Mary Birdsong, m.ob.) |
| Common Tern | 2018 | Jun-Jul | Lancaster | 4 at Conejohela Flats 6/3 (Mike Epler) and another 7/15 (Mike Epler, Zachary Millen). |
| Common Tern | 2018 | Aug-Nov | Mercer | one at Lake Wilhelm 9/25 (Neil Troyer) |
| Common Tern | 2018 | Aug-Nov | Montour | one at Montour Preserve 8/13 (Andy Keister, eBird) and 4 there 9/25 (Andy Keister, eBird) |
| Common Tern | 2018 | Aug-Nov | Philadelphia | one at Navy Yard 9/12 (George Armistead) |
| Common Tern | 2018 | Aug-Nov | Tioga | one at Railroad Grade Trail at Ives Run 10/12 (Ken Cooper) |
| Common Tern | 2018 | Aug-Nov | Venango | one at Kahle Lake 9/8 and 9/27 (Jerry Stanley) |
| Common Tern | 2018 | Aug-Nov | York | one at Codorus SP 10/18 (Dean Newhouse). |
| Common Tern | 2018 | Aug-Nov | Lycoming | one at Williamsport Dam 8/13 (Bobby Brown) |
| Common Tern | 2018 | Aug-Nov | Bucks | 2 at Nockamixon SP 8/13-15 (Devich Farbotnik, Vicky Mahmoud, Richard Smith, Matt Hardy) and one at Penn-Warner Tract 8/24 (Devich Farbotnik) |
| Common Tern | 2018 | Aug-Nov | Butler | one at Lake Arthur 9/16-25 (Martin Carlin) |
| Common Tern | 2018 | Aug-Nov | Centre | one at Scotia Barrens and Pond 9/12-13 (Joe Verica, Julia Plummer), up to 5 at Bald Eagle SP 9/18 (Kurt Engstrom, John Carter), and one at Colyer Lake 9/18 (Julia Plummer) |
| Common Tern | 2018 | Aug-Nov | Crawford | one at Pymatuning Spillway 8/9 (Mike Fialkovich), one at Woodcock Lake 9/10 (Ken Pinnow), and one at Pymatuning fish hatchery 10/26 (Isaac Field, Ron Leberman) |
| Common Tern | 2018 | Aug-Nov | Delaware | one on Delaware River at Fort Mifflin 8/29 (Rob Fergus) and 3 there 9/18 (Al Guarente, Michael David) |
| Common Tern | 2018 | Aug-Nov | Erie | up to 30 present at Presque Isle through 11/6 (m.ob.) |
| Common Tern | 2018 | Aug-Nov | Huntingdon | one at Lake Perez 9/9 (Jon Kauffman) |
| Common Tern | 2018 | Aug-Nov | Indiana | one at Yellow Creek SP 9/11 (Lee Carnahan, m.ob.) |
| Common Tern | 2018 | Aug-Nov | Lancaster | 2 on 8/19 (Bruce Carl, et al.), 3 on 9/1 (Mike Epler), and one 9/23 (Mike Epler) all at Conejohela Flats |
| Common Tern | 2018 | Aug-Nov | Luzerne | one at Plymouth Flats 9/25 (Rick Koval, eBird) |
| Common Tern | 2018 | Aug-Nov | Allegheny | one at Point SP 10/22 (ph. David Kirk) |
| Common Tern | 2018 | Aug-Nov | Berks | 7 at Blue Marsh Lake 9/18 (Ken Lebo, Russell Hoffman, Joan Silagy) |
| Common Tern | 2019 | Aug-Nov | Delaware | one at Fort Mifflin 9/6 (Jason Horn) |
| Common Tern | 2019 | Aug-Nov | Lancaster | reported at Conejohela Flats to 9/30 (m.ob.) |
| Common Tern | 2019 | Aug-Nov | Erie | present at Gull Point from summer to late Oct, including a superb count of 243 there 9/2 (Tim Lenz, Logan Kahle, Sarah Toner), and scattered records at Presque Isle to late Nov (eBird) |
| Common Tern | 2019 | Aug-Nov | Indiana | 10 at Yellow Creek SP 9/7 (Michael David) |
| Common Tern | 2019 | Aug-Nov | Bucks | one at Peace Valley Park 10/7 (Eric Zawatski) |
| Common Tern | 2019 | Aug-Nov | Butler | one at Lake Arthur's North Shore 9/2-6 (m.ob.) |
| Common Tern | 2019 | Aug-Nov | Cameron | one at Sinnemahoning SP 9/8 (Mark Johnson) |
| Common Tern | 2019 | Aug-Nov | Crawford | 3 at Pymatuning fish hatchery 9/3 (Ron Leberman) and one at Pymatuning spillway 9/29 (Ron Leberman) |
| Common Tern | 2019 | Aug-Nov | Lycoming | one at Rose Valley Lake 9/7 (Bobby Brown, Deb Brown, Bob Brown, Dan Brauning) |
| Common Tern | 2019 | Aug-Nov | Somerset | one at Somerset Lake 9/14 (Paul Lehman). |
| Common Tern | 2020 | Aug-Nov | Bucks | one along the Delaware River at Bensalem Twp. 8/4 (Devich Farbotnik) |
| Common Tern | 2020 | Aug-Nov | Butler | one at the Lake Arthur North Shore 9/7 (Martin Carlin) |
| Common Tern | 2020 | Aug-Nov | Centre | one at Bald Eagle SP 8/4 (Matt Kello, Kurt Engstrom) |
| Common Tern | 2020 | Aug-Nov | Cambria | 25 at Prince Gallitzin SP 10/29 (Aaron Yappert, eBird) |
| Common Tern | 2020 | Aug-Nov | Chester | one at Marsh Creek SP 10/1-2 (Evan Coates) |
| Common Tern | 2020 | Aug-Nov | Delaware | five reports (m.ob.) |
| Common Tern | 2020 | Aug-Nov | Fayette | one at Greenlick Run Lake 8/29 (Kerry Bell) |
| Common Tern | 2020 | Aug-Nov | Erie | up to 29 at Gull Point and around Presque Isle 8/6-9/20 (m.ob., eBird) and one at Sunset Point 11/2 (Jerry McWilliams, eBird) |
| Common Tern | 2020 | Aug-Nov | Montgomery | one at Green Lane Park 8/7 (Paul Heveran) |
| Common Tern | 2020 | Aug-Nov | Philadelphia | one at the Navy Yard 8/4 (Brian Quindlen, Mariel Taggart) |
| Common Tern | 2020 | Jun-Jul | Berks | two at Blue Marsh Lake 7/13 (Joan Silagy) |
| Common Tern | 2020 | Jun-Jul | Centre | one at Bald Eagle SP 6/9-18 (Eric Zawatski, Carl Engstrom) |
| Common Tern | 2020 | Jun-Jul | Erie | one on 6/1 at Edinboro Lake (James R. Hill III, eBird) and nesting attempts reported of a pair 6/8 and 6/20, but without success, among daily observations (Mary Birdsong, Sarah Sargent, Tim Hoppe, Stacy Wolbert, ph.) |
| Common Tern | 2020 | Jun-Jul | Lancaster | two at Susquehanna River Conejohela Flats 7/23 (Jason Horn). |
| Common Tern | 2020 | Aug-Nov | York | 3 at Long Arm Reservoir 8/26 (David Arrow). |
| Common Tern | 2020 | Aug-Nov | Somerset | one at Quemahoning Reservoir 8/19 (Linda Greble) |
| Common Tern | 2020 | Aug-Nov | Tioga | one at Hamilton Lake 9/18 (Ken Cooper, Lisa Doud) |
| Common Tern | 2022 | Jun-Jul | Allegheny | 2 photographed along Allegheny R. at Springdale 6/8 (Dale McGary) |
| Common Tern | 2022 | Jun-Jul | Butler | 2 visited Lake Arthur 6/5 and 5 photographed there 6/28 (Martin Carlin) |
| Common Tern | 2022 | Jun-Jul | Dauphin | one on Susquehanna R. |
| Common Tern | 2022 | Jun-Jul | Erie | nesting pair produced 2 chicks, with one surviving to day 19 (longest recorded in recent history, fide Cathy Haffner) |
| Common Tern | 2022 | Jun-Jul | Lancaster | one on Susquehanna R., Conejohela Flats 7/29 (Mike Epler, eBird) and 7/31 (Nicholas Minnich, Steve Ferreri, eBird). |
| Common Tern | 2023 | Jun-Jul | Berks | one at Blue Marsh Lake stayed long enough 6/8-10 to give several birders good looks (Brian Lineaweaver, John Ruggles, Peter & Jane Wolfe ph.) |
| Common Tern | 2023 | Jun-Jul | Butler | up to five were photographed at Lake Arthur 6/9-25 (Martin Carlin) |
| Common Tern | 2023 | Jun-Jul | Erie | present at Gull Point through the season, but nesting was not confirmed (fide Cathy Haffner). One photographed 6/8 at Howard Eaton Reservoir (Ripley Kindevater, eBird, ph.) |
| Common Tern | 2023 | Jun-Jul | Indiana | one appeared at Yellow Creek SP on 6/9 (Carol Guba, Margaret Higbee, Roger Higbee, Gloria Lamer) |
| Common Tern | 2023 | Jun-Jul | Northumberland | one described at Adam Bower Dam (Bryce Perles, eBird). |
| Common Tern | 2024 | Jun-Jul | Butler | three seen at North Shore Moraine SP 7/10 (Martin Carlin) |
| Common Tern | 2024 | Jun-Jul | Delaware | appeared at Hog Island Rd, Delaware R on five dates during the first half of July (m.ob.) |
| Common Tern | 2024 | Jun-Jul | Carbon | one at Beltzville SP 7/27 (Rich Rehrig, Rob Bergstresser, eBird) |
| Common Tern | 2024 | Jun-Jul | Erie | seen through the season at Presque Isle SP (m.ob.) where an exclosure was placed around a pair's renesting attempt, fledging two young for the first time there in about 60 years (fide Sean Murphy) |
| Common Tern | 2024 | Jun-Jul | Indiana | found at Yellow Creek SP 7/30 (Amy Henrici, Henry Rummel) |
| Common Tern | 2024 | Jun-Jul | Lancaster | one at Conejohela Flats 6/2 (Mike Epler, eBird) and 7/20 (M. Lombard, eBird). |