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United States Fish and Wildlife Service"Conserving the Nature of America"John Heinz National Wildlife Refuge at Tinicum |
| Red-throated Loon | r | r | ||
| Common Loon | o | o | o | |
| Pied-billed Grebe | c | r | c | o |
| Horned Grebe | r | r | r | |
| Red-necked Grebe | r | r |
| Northern Gannet | r | r | ||
| Doubled-crested Cormorant | c | r | c | r |
| American Bittern | c | r | o | r |
| Least Bittern | o | c | o | |
| Great Blue Heron | a | c | a | c |
| Great Egret | a | a | a | r |
| Snowy Egret | a | a | a | |
| Little Blue Heron | o | c | c | |
| Tricolored Heron | o | o | o | |
| Cattle Egret | o | o | r | |
| Green-backed Heron | c | a | a | r |
| Black-crowned Night Heron | a | a | a | o |
| Yellow-crowned Night Heron | r | r | r | |
| White Ibis | r | r | ||
| Glossy Ibis | o | o | o |
| Tundra Swan | r | r | r | |
| Mute Swan | o | o | o | o |
| Snow Goose | r | r | r | r |
| Brant | r | r | r | |
| Canada Goose | a | a | a | c |
| Wood Duck | a | c | a | o |
| Green-winged Teal | c | o | a | c |
| American Black Duck | a | c | a | c |
| Mallard | a | a | a | c |
| Northern Pintail | c | o | c | c |
| Blue-winged Teal | c | c | c | r |
| Northern Shoveler | c | r | c | o |
| Gadwall | o | r | o | o |
| Eurasian Wigeon | r | r | r | |
| American Wigeon | o | o | o | |
| Canvasback | o | o | r | |
| Redhead | r | r | r | r |
| Ring-necked Duck | o | r | o | o |
| Greater Scaup | c | r | o | o |
| Lesser Scaup | o | o | o | |
| Oldsquaw | r | r | r | |
| White-tailed Scoter | r | r | r | |
| Common Goldeneye | r | r | r | r |
| Bufflehead | o | o | r | |
| Hooded Merganser | o | r | o | r |
| Common Merganser | o | o | o | |
| Red-breasted Merganser | o | r | r | |
| Ruddy Duck | c | o | c | c |
| Turkey Vulture | o | o | o | o |
| Osprey | o | o | o | |
| Bald Eagle | u | r | u | u |
| Northern Harrier | c | o | c | c |
| Sharp-shinned Hawk | o | r | o | r |
| Cooper's Hawk | o | r | o | o |
| Northern Goshawk | r | r | r | |
| Red-shouldered Hawk | o | r | o | o |
| Broad-winged Hawk | o | o | c | r |
| Red-tailed Hawk | c | r | c | c |
| Rough-legged Hawk | r | o | o | |
| Golden Eagle | r | r | r | |
| American Kestrel | c | c | c | c |
| Merlin | o | r | o | r |
| Peregrine Falcon | r | r | r | r |
| Ring-necked Pheasant | a | a | a | a |
| Northern Bobwhite | r | r | r | r |
| Yellow Rail | r | r | ||
| King Rail | o | o | o | r |
| Virginia Rail | o | o | o | r |
| Sora | o | o | o | r |
| Common Moorhen | u | u | u | r |
| American Coot | c | o | c | o |
| Black-bellied Plover | o | r | c | r |
| Lesser Golden Plover | r | c | ||
| Semipalmated Plover | c | r | c | |
| Piping Plover | r | r | ||
| Killdeer | a | a | a | o |
| Greater Yellowlegs | c | o | c | r |
| Lesser Yellowlegs | o | o | o | r |
| Solitary Sandpiper | c | o | c | |
| Willet | r | r | ||
| Spotted Sandpiper | c | c | c | |
| Upland Sandpiper | r | r | r | |
| Whimbrel | r | r | ||
| Hudsonian Godwit | o | |||
| Marbled Godwit | r | |||
| Ruddy Turnstone | r | r | r | |
| Red Knot | r | r | ||
| Sanderling | r | r | ||
| Semipalmated Sandpiper | c | o | c | r |
| Western Sandpiper | r | o | r | |
| Least Sandpiper | o | o | o | r |
| White-rumped Sandpiper | o | o | o | |
| Baird's Sandpiper | r | r | r | |
| Pectoral Sandpiper | c | o | c | r |
| Dunlin | o | o | r | |
| Curlew Sandpiper | r | r | r | |
| Stilt Sandpiper | r | r | o | |
| Buff-breasted Sandpiper | r | |||
| Ruff | o | r | o | r |
| Short-billed Dowitcher | o | r | o | r |
| Long-billed Dowitcher | o | r | o | r |
| Common Snipe | c | r | c | o |
| American Woodcock | c | c | c | r |
| Wilson's Phalarope | r | r | r | |
| Red-necked Phalorope | r | r |
| Laughing Gull | o | o | c | r |
| Bonaparte's Gull | o | r | o | r |
| Ring-billed Gull | c | o | c | c |
| Herring Gull | c | o | c | c |
| Iceland Gull | r | r | r | |
| Glaucous Gull | r | r | r | |
| Great Black-backed Gull | c | o | c | c |
| Caspian Tern | o | r | o | |
| Common Tern | r | r | r | |
| Forster's Tern | r | o | c | |
| Least Tern | r | r | r | |
| Royal Tern | r | |||
| Black Tern | o | r | o | |
| Gull-billed Tern | r |
| Rock Dove | o | o | o | o |
| Mourning Dove | c | c | c | c |
| Black-billed Cuckoo | o | o | o | |
| Yellow-billed Cuckoo | o | o | o | |
| Barn Owl | c | c | c | c |
| Eastern Screech Owl | r | r | r | r |
| Great Horned Owl | c | c | c | c |
| Snowy Owl | r | r | r | |
| Barred Owl | r | r | r | r |
| Long-eared Owl | r | r | r | |
| Short-eared Owl | o | o | o | |
| Northern Saw-whet Owl | r | r | r | r |
| Common Nighthawk | c | o | c | |
| Whip-poor-will | r | r | r | |
| Chimney Swift | c | c | c | |
| Ruby-throated Hummingbird | c | o | c | |
| Belted Kingfisher | c | o | c | o |
| Red-headed Woodpecker | r | r | r | |
| Red-bellied Woodpecker | r | r | r | r |
| Yellow-bellied Sapsucker | u | r | o | r |
| Downy Woodpecker | c | c | c | c |
| Hairy Woodpecker | o | o | o | o |
| Northern Flicker | c | c | c | o |
| Olive-sided Flycatcher | r | u | ||
| Eastern Wood Pewee | o | r | o | |
| Yellow-bellied Flycatcher | r | r | u | |
| Acadian Flycatcher | r | r | u | |
| Alder Flycatcher | o | o | u | |
| Willow Flycatcher | c | c | u | |
| Least Flycatcher | r | r | u | |
| Eastern Phoebe | c | o | o | r |
| Great Crested Flycatcher | o | r | o | |
| Western Kingbird | r | |||
| Eastern Kingbird | c | c | c |
| Horned Lark | r | r | r | r |
| Purple Martin | o | r | c | |
| Tree Swallow | a | a | a | |
| Northern Rough-winged Swallow | c | o | o | |
| Bank Swallow | c | o | c | |
| Cliff Swallow | o | r | o | |
| Barn Swallow | a | a | a | |
| Blue Jay | c | c | c | c |
| American Crow | c | c | c | c |
| Fish Crow | c | c | c | c |
| Black-capped Chickadee | o | r | o | o |
| Carolina Chickadee | c | c | c | c |
| Tufted Titmouse | c | c | c | c |
| Red-breasted Nuthatch | o | o | o | |
| White-breasted Nuthatch | o | o | o | o |
| Brown Creeper | c | c | c | |
| Carolina Wren | c | c | c | c |
| Bewick's Wren | r | r | r | |
| House Wren | c | c | c | r |
| Winter Wren | o | c | r | |
| Sedge Wren | r | r | r | |
| Marsh Wren | c | c | c | r |
| Golden-crowned Kinglet | o | c | o | |
| Ruby-crowned Kinglet | c | c | o | |
| Blue-gray Gnatcatcher | o | r | o | r |
| Eastern Bluebird | o | o | r | |
| Veery | c | o | c | |
| Gray-cheeked Thrush | c | o | c | |
| Swainson's Thrush | c | o | c | |
| Hermit Thrush | o | c | c | r |
| Wood Thrush | c | c | c | r |
| American Robin | a | a | a | o |
| Gray Catbird | c | c | c | o |
| Northern Mockingbird | c | c | c | c |
| Brown Thrasher | c | c | c | o |
| American Pipit | o | r | o | o |
| Cedar Waxwing | o | o | o | o |
| Northern Shrike | r | |||
| Loggerhead Shrike | r | r | r | r |
| European Starling | a | a | a | a |
| White-eyed Vireo | c | c | c | |
| Solitary Vireo | c | r | c | |
| Yellow-throated Vireo | o | r | o | |
| Warbling Vireo | c | c | c | |
| Philadelphia Vireo | r | r | r | |
| Red-eyed Vireo | c | o | c | |
| Blue-winged Warbler | o | o | o | |
| Golden-winged Warbler | r | r | r | |
| Tennessee Warbler | o | r | o | |
| Orange-crowned Warbler | r | o | r | |
| Nashville Warbler | o | r | o | |
| Northern Parula | c | r | c | |
| Yellow Warbler | a | a | a | r |
| Chestnut-sided Warbler | c | r | c | |
| Magnolia Warbler | c | r | c | |
| Cape May Warbler | o | r | c | |
| Black-throated Blue Warbler | c | r | c | |
| Yellow-rumped Warbler | c | r | c | o |
| Black-throated Green Warbler | c | r | c | |
| Blackburnian Warbler | c | r | c | |
| Pine Warbler | o | r | o | |
| Prairie Warbler | c | r | c | |
| Palm Warbler | c | r | c | r |
| Bay-breasted Warbler | c | r | c | |
| Blackpoll Warbler | c | r | c | |
| Cerulean Warbler | r | r | r | |
| Black-and-white Warbler | c | r | c | r |
| American Redstart | c | r | c | |
| Prothonotary Warbler | r | r | u | |
| Worm-eating Warbler | r | r | u | |
| Ovenbird | c | r | c | |
| Northern Waterthrush | c | r | c | r |
| Louisiana Waterthrush | r | r | u | |
| Kentucky Warbler | r | r | u | |
| Connecticut Warbler | r | r | u | |
| Mourning Warbler | o | r | o | |
| Common Yellowthroat | c | c | c | r |
| Hooded Warbler | r | r | u | |
| Wilson's Warbler | c | r | u | r |
| Canada Warbler | c | r | c | |
| Yellow-breasted Chat | c | c | c | r |
| Summer Tanager | r | r | r | |
| Scarlet Tanager | c | r | c | |
| Northern Cardinal | c | c | c | c |
| Rose-breasted Grosbeak | c | r | o | |
| Blue Grosbeak | u | u | u | r |
| Indigo Bunting | c | c | c | |
| Dickcissel | r | r | r | r |
| Rufous-sided Towhee | c | c | c | r |
| American Tree Sparrow | c | c | c | |
| Chipping Sparrow | o | o | o | o |
| Clay-colored Sparrow | r | r | ||
| Field Sparrow | c | o | c | c |
| Vesper Sparrow | c | o | o | o |
| Savannah Sparrow | c | r | c | r |
| Grasshopper Sparrow | r | r | ||
| Henslow's Sparrow | r | r | ||
| Sharp-tailed Sparrow | r | |||
| Fox Sparrow | u | u | u | |
| Song Sparrow | c | c | c | c |
| Lincoln's Sparrow | r | r | r | |
| Swamp Sparrow | c | c | c | c |
| White-throated Sparrow | c | r | c | c |
| White-crowned Sparrow | c | c | c | |
| Lark Sparrow | r | r | ||
| Harris' Sparrow | r | |||
| Dark-eyed Junco | c | r | c | c |
| Lapland Longspur | r | r | o | |
| Snow Bunting | r | r | r |
| Bobolink | o | r | c | |
| Red-winged Blackbird | a | a | a | c |
| Eastern Meadowlark | o | r | o | r |
| Rusty Blackbird | c | r | c | o |
| Brewer's Blackbird | r | r | ||
| Common Grackle | c | c | c | o |
| Brown-headed Cowbird | c | c | c | o |
| Orchard Oriole | o | u | r | |
| Northern Oriole | c | o | c | r |
| Purple Finch | o | r | c | o |
| House Finch | o | c | c | c |
| Red Crossbill | r | |||
| White-winged Crossbill | r | |||
| Common Redpoll | r | r | r | |
| Pine Siskin | r | r | o | o |
| American Goldfinch | c | c | c | c |
| Evening Grosbeak | r | r | r | |
| House Sparrow | c | c | c | c |