County
Please send any corrections to pso@pabirds.org
| Black-bellied Whistling-Duck | |
| Snow Goose | |
| Ross's Goose | |
| Greater White-fronted Goose | |
| Tundra Bean-Goose | |
| Pink-footed Goose | |
| Brant | |
| Barnacle Goose | |
| Cackling Goose | |
| Canada Goose | |
| Mute Swan | |
| Trumpeter Swan | |
| Tundra Swan | |
| Common Shelduck | |
| Wood Duck | |
| Blue-winged Teal | |
| Cinnamon Teal | |
| Northern Shoveler | |
| Gadwall | |
| Eurasian Wigeon | |
| American Wigeon | |
| Mallard | |
| American Black Duck | |
| Mottled Duck | |
| Northern Pintail | |
| Green-winged Teal | |
| Canvasback | |
| Redhead | |
| Ring-necked Duck | |
| Tufted Duck | |
| Greater Scaup | |
| Lesser Scaup | |
| King Eider | |
| Common Eider | |
| Harlequin Duck | |
| Surf Scoter | |
| White-winged Scoter | |
| Black Scoter | |
| Long-tailed Duck | |
| Bufflehead | |
| Common Goldeneye | |
| Barrow's Goldeneye | |
| Hooded Merganser | |
| Common Merganser | |
| Red-breasted Merganser | |
| Masked Duck | |
| Ruddy Duck | |
| Northern Bobwhite | |
| Wild Turkey | |
| Ruffed Grouse | |
| Ring-necked Pheasant | |
| American Flamingo | |
| Pied-billed Grebe | |
| Horned Grebe | |
| Red-necked Grebe | |
| Eared Grebe | |
| Western Grebe | |
| Clark's Grebe | |
| Rock Pigeon | |
| Eurasian Collared-Dove | |
| Common Ground Dove | |
| White-winged Dove | |
| Mourning Dove | |
| Yellow-billed Cuckoo | |
| Black-billed Cuckoo | |
| Common Nighthawk | |
| Chuck-will's-widow | |
| Eastern Whip-poor-will | |
| Chimney Swift | |
| Ruby-throated Hummingbird | |
| Black-chinned Hummingbird | |
| Bahama Woodstar | |
| Anna's Hummingbird | |
| Calliope Hummingbird | |
| Rufous Hummingbird | |
| Allen's Hummingbird | |
| Broad-billed Hummingbird | |
| Spotted Rail | |
| King Rail | |
| Clapper Rail | |
| Virginia Rail | |
| Sora | |
| Common Gallinule | |
| American Coot | |
| Purple Gallinule | |
| Yellow Rail | |
| Black Rail | |
| Limpkin | |
| Sandhill Crane | |
| Black-necked Stilt | |
| American Avocet | |
| American Oystercatcher | |
| Black-bellied Plover | |
| American Golden-Plover | |
| Pacific Golden-Plover | |
| Killdeer | |
| Semipalmated Plover | |
| Piping Plover | |
| Wilson's Plover | |
| Snowy Plover | |
| Upland Sandpiper | |
| Whimbrel | |
| Long-billed Curlew | |
| Black-tailed Godwit | |
| Hudsonian Godwit | |
| Marbled Godwit | |
| Ruddy Turnstone | |
| Red Knot | |
| Ruff | |
| Stilt Sandpiper | |
| Curlew Sandpiper | |
| Sanderling | |
| Dunlin | |
| Purple Sandpiper | |
| Baird's Sandpiper | |
| Least Sandpiper | |
| White-rumped Sandpiper | |
| Buff-breasted Sandpiper | |
| Pectoral Sandpiper | |
| Semipalmated Sandpiper | |
| Western Sandpiper | |
| Short-billed Dowitcher | |
| Long-billed Dowitcher | |
| American Woodcock | |
| Wilson's Snipe | |
| Spotted Sandpiper | |
| Solitary Sandpiper | |
| Lesser Yellowlegs | |
| Willet | |
| Greater Yellowlegs | |
| Wilson's Phalarope | |
| Red-necked Phalarope | |
| Red Phalarope | |
| Pomarine Jaeger | |
| Parasitic Jaeger | |
| Long-tailed Jaeger | |
| Dovekie | |
| Thick-billed Murre | |
| Black Guillemot | |
| Long-billed Murrelet | |
| Ancient Murrelet | |
| Black-legged Kittiwake | |
| Sabine's Gull | |
| Bonaparte's Gull | |
| Black-headed Gull | |
| Little Gull | |
| Ross's Gull | |
| Laughing Gull | |
| Franklin's Gull | |
| Common Gull | |
| Short-billed Gull | |
| Ring-billed Gull | |
| California Gull | |
| Herring Gull | |
| Iceland Gull | |
| Lesser Black-backed Gull | |
| Slaty-backed Gull | |
| Glaucous-winged Gull | |
| Glaucous Gull | |
| Great Black-backed Gull | |
| Kelp Gull | |
| Sooty Tern | |
| Least Tern | |
| Gull-billed Tern | |
| Caspian Tern | |
| Black Tern | |
| White-winged Tern | |
| Roseate Tern | |
| Common Tern | |
| Arctic Tern | |
| Forster's Tern | |
| Royal Tern | |
| Black Skimmer | |
| White-tailed Tropicbird | |
| Red-throated Loon | |
| Arctic Loon | |
| Pacific Loon | |
| Common Loon | |
| Yellow-billed Loon | |
| Leach's Storm-Petrel | |
| Band-rumped Storm-Petrel | |
| Trindade Petrel | |
| Black-capped Petrel | |
| Cory's Shearwater | |
| Great Shearwater | |
| Wood Stork | |
| Magnificent Frigatebird | |
| Brown Booby | |
| Northern Gannet | |
| Anhinga | |
| Great Cormorant | |
| Double-crested Cormorant | |
| Neotropic Cormorant | |
| American White Pelican | |
| Brown Pelican | |
| Least Bittern | |
| American Bittern | |
| Little Blue Heron | |
| Tricolored Heron | |
| Snowy Egret | |
| Yellow-crowned Night Heron | |
| Black-crowned Night Heron | |
| Green Heron | |
| Great Egret | |
| Western Cattle-Egret | |
| Great Blue Heron | |
| White Ibis | |
| Glossy Ibis | |
| White-faced Ibis | |
| Roseate Spoonbill | |
| Black Vulture | |
| Turkey Vulture | |
| Osprey | |
| Swallow-tailed Kite | |
| Golden Eagle | |
| Northern Harrier | |
| Sharp-shinned Hawk | |
| Cooper's Hawk | |
| American Goshawk | |
| Bald Eagle | |
| Mississippi Kite | |
| Red-shouldered Hawk | |
| Broad-winged Hawk | |
| Swainson's Hawk | |
| Red-tailed Hawk | |
| Rough-legged Hawk | |
| Ferruginous Hawk | |
| American Barn Owl | |
| Eastern Screech-Owl | |
| Great Horned Owl | |
| Snowy Owl | |
| Northern Hawk Owl | |
| Barred Owl | |
| Great Gray Owl | |
| Long-eared Owl | |
| Short-eared Owl | |
| Boreal Owl | |
| Northern Saw-whet Owl | |
| Belted Kingfisher | |
| Red-headed Woodpecker | |
| Red-bellied Woodpecker | |
| Yellow-bellied Sapsucker | |
| Black-backed Woodpecker | |
| Downy Woodpecker | |
| Hairy Woodpecker | |
| Northern Flicker | |
| Pileated Woodpecker | |
| Crested Caracara | |
| American Kestrel | |
| Merlin | |
| Gyrfalcon | |
| Peregrine Falcon | |
| Prairie Falcon | |
| Ash-throated Flycatcher | |
| Great Crested Flycatcher | |
| Tropical Kingbird | |
| Western Kingbird | |
| Eastern Kingbird | |
| Gray Kingbird | |
| Scissor-tailed Flycatcher | |
| Fork-tailed Flycatcher | |
| Olive-sided Flycatcher | |
| Eastern Wood-Pewee | |
| Yellow-bellied Flycatcher | |
| Acadian Flycatcher | |
| Alder Flycatcher | |
| Willow Flycatcher | |
| Least Flycatcher | |
| Hammond's Flycatcher | |
| Gray Flycatcher | |
| Western Flycatcher | |
| Eastern Phoebe | |
| Say's Phoebe | |
| Vermilion Flycatcher | |
| White-eyed Vireo | |
| Yellow-throated Vireo | |
| Blue-headed Vireo | |
| Philadelphia Vireo | |
| Warbling Vireo | |
| Red-eyed Vireo | |
| Loggerhead Shrike | |
| Northern Shrike | |
| Blue Jay | |
| Eurasian Jackdaw | |
| American Crow | |
| Fish Crow | |
| Common Raven | |
| Carolina Chickadee | |
| Black-capped Chickadee | |
| Boreal Chickadee | |
| Tufted Titmouse | |
| Horned Lark | |
| Bank Swallow | |
| Tree Swallow | |
| Violet-green Swallow | |
| Northern Rough-winged Swallow | |
| Purple Martin | |
| Barn Swallow | |
| Cliff Swallow | |
| Cave Swallow | |
| Ruby-crowned Kinglet | |
| Golden-crowned Kinglet | |
| Bohemian Waxwing | |
| Cedar Waxwing | |
| Red-breasted Nuthatch | |
| White-breasted Nuthatch | |
| Brown-headed Nuthatch | |
| Brown Creeper | |
| Blue-gray Gnatcatcher | |
| Rock Wren | |
| Bewick's Wren | |
| Carolina Wren | |
| Northern House Wren | |
| Winter Wren | |
| Sedge Wren | |
| Marsh Wren | |
| Gray Catbird | |
| Brown Thrasher | |
| Northern Mockingbird | |
| European Starling | |
| Eastern Bluebird | |
| Mountain Bluebird | |
| Townsend's Solitaire | |
| Veery | |
| Gray-cheeked Thrush | |
| Bicknell's Thrush | |
| Swainson's Thrush | |
| Hermit Thrush | |
| Wood Thrush | |
| Redwing | |
| American Robin | |
| Varied Thrush | |
| European Robin | |
| Northern Wheatear | |
| House Sparrow | |
| American Pipit | |
| Brambling | |
| Evening Grosbeak | |
| Pine Grosbeak | |
| Gray-crowned Rosy-Finch | |
| House Finch | |
| Purple Finch | |
| Redpoll | |
| Red Crossbill | |
| White-winged Crossbill | |
| Pine Siskin | |
| Lesser Goldfinch | |
| American Goldfinch | |
| Lapland Longspur | |
| Snow Bunting | |
| Bachman's Sparrow | |
| Grasshopper Sparrow | |
| Lark Sparrow | |
| Lark Bunting | |
| Chipping Sparrow | |
| Clay-colored Sparrow | |
| Field Sparrow | |
| Brewer's Sparrow | |
| Fox Sparrow | |
| American Tree Sparrow | |
| Dark-eyed Junco | |
| White-crowned Sparrow | |
| Golden-crowned Sparrow | |
| Harris's Sparrow | |
| White-throated Sparrow | |
| Vesper Sparrow | |
| LeConte's Sparrow | |
| Seaside Sparrow | |
| Nelson's Sparrow | |
| Saltmarsh Sparrow | |
| Henslow's Sparrow | |
| Savannah Sparrow | |
| Song Sparrow | |
| Lincoln's Sparrow | |
| Swamp Sparrow | |
| Green-tailed Towhee | |
| Spotted Towhee | |
| Eastern Towhee | |
| Yellow-breasted Chat | |
| Yellow-headed Blackbird | |
| Bobolink | |
| Eastern Meadowlark | |
| Western Meadowlark | |
| Orchard Oriole | |
| Bullock's Oriole | |
| Baltimore Oriole | |
| Black-backed Oriole | |
| Scott's Oriole | |
| Red-winged Blackbird | |
| Shiny Cowbird | |
| Brown-headed Cowbird | |
| Rusty Blackbird | |
| Brewer's Blackbird | |
| Common Grackle | |
| Ovenbird | |
| Worm-eating Warbler | |
| Louisiana Waterthrush | |
| Northern Waterthrush | |
| Golden-winged Warbler | |
| Blue-winged Warbler | |
| Black-and-white Warbler | |
| Prothonotary Warbler | |
| Swainson's Warbler | |
| Tennessee Warbler | |
| Orange-crowned Warbler | |
| Nashville Warbler | |
| Connecticut Warbler | |
| MacGillivray's Warbler | |
| Mourning Warbler | |
| Kentucky Warbler | |
| Common Yellowthroat | |
| Hooded Warbler | |
| American Redstart | |
| Kirtland's Warbler | |
| Cape May Warbler | |
| Cerulean Warbler | |
| Northern Parula | |
| Magnolia Warbler | |
| Bay-breasted Warbler | |
| Blackburnian Warbler | |
| Yellow Warbler | |
| Chestnut-sided Warbler | |
| Blackpoll Warbler | |
| Black-throated Blue Warbler | |
| Palm Warbler | |
| Pine Warbler | |
| Yellow-rumped Warbler | |
| Yellow-throated Warbler | |
| Prairie Warbler | |
| Black-throated Gray Warbler | |
| Townsend's Warbler | |
| Black-throated Green Warbler | |
| Canada Warbler | |
| Wilson's Warbler | |
| Summer Tanager | |
| Scarlet Tanager | |
| Western Tanager | |
| Northern Cardinal | |
| Rose-breasted Grosbeak | |
| Black-headed Grosbeak | |
| Blue Grosbeak | |
| Lazuli Bunting | |
| Indigo Bunting | |
| Varied Bunting | |
| Painted Bunting | |
| Dickcissel |