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Bird Observations

			Date Range: May, 1900-2014

[ Philadelphia ] [ Delaware ] [ Montgomery ] [ Chester ] [ Bucks ]

Updated ~27 hr(s) ago.

288 species (+60 other taxa)	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Snow Goose
Graylag Goose
Brant
Canada Goose
Mute Swan
Black Swan
Trumpeter Swan
Tundra Swan
swan sp.
goose sp.
Egyptian Goose
Muscovy Duck
Wood Duck
Mandarin Duck
Blue-winged Teal
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Cinnamon Teal
Northern Shoveler
Gadwall
American Wigeon
Mallard
American Black Duck
Mallard x American Black Duck (hybrid)
Mallard/American Black Duck
Northern Pintail
Green-winged Teal
dabbling duck sp.
Canvasback
Ring-necked Duck
Greater Scaup
Lesser Scaup
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Greater/Lesser Scaup
Surf Scoter
White-winged Scoter
Bufflehead
Common Goldeneye
Hooded Merganser
Common Merganser
Red-breasted Merganser
Ruddy Duck
duck sp.
Northern Bobwhite
Wild Turkey
Ruffed Grouse
Ring-necked Pheasant
Indian Peafowl
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Chukar
Pied-billed Grebe
Horned Grebe
Red-necked Grebe
Rock Pigeon
Mourning Dove
Yellow-billed Cuckoo
Black-billed Cuckoo
Yellow-billed/Black-billed Cuckoo
Common Nighthawk
Chuck-will's-widow
Eastern Whip-poor-will
Chimney Swift
Ruby-throated Hummingbird
hummingbird sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
King Rail
King/Clapper Rail
Virginia Rail
Sora
Common Gallinule
American Coot
Yellow Rail
Black Rail
Sandhill Crane
Black-necked Stilt
American Avocet
Black-bellied Plover
American Golden-Plover
Killdeer
Semipalmated Plover
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Upland Sandpiper
Whimbrel
Short-billed Dowitcher
Long-billed Dowitcher
American Woodcock
Wilson's Snipe
Wilson's Phalarope
Red Phalarope
Red-necked Phalarope
Spotted Sandpiper
Solitary Sandpiper
Lesser Yellowlegs
Greater Yellowlegs
Lesser/Greater Yellowlegs
Ruddy Turnstone
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Red Knot
Ruff
Curlew Sandpiper
Sanderling
Dunlin
White-rumped Sandpiper
Least Sandpiper
Pectoral Sandpiper
Western Sandpiper
Semipalmated Sandpiper
peep sp.
Calidris sp.
shorebird sp.
Little Gull
Bonaparte's Gull
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Laughing Gull
Franklin's Gull
Ring-billed Gull
Herring Gull
Great Black-backed Gull
Glaucous Gull
Lesser Black-backed Gull
gull sp.
Least Tern
Caspian Tern
Black Tern
Forster's Tern
Arctic Tern
Common Tern
Common/Arctic Tern
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Sterna sp.
tern sp.
Red-throated Loon
Common Loon
loon sp.
Northern Gannet
Anhinga
Great Cormorant
Double-crested Cormorant
American Bittern
Least Bittern
Yellow-crowned Night Heron
Black-crowned Night Heron
Yellow-crowned/Black-crowned Night Heron
Little Blue Heron
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Tricolored Heron
Snowy Egret
Green Heron
Western Cattle Egret
Great Egret
Great Blue Heron
heron sp.
Glossy Ibis
White-faced Ibis
Black Vulture
Turkey Vulture
Osprey
Swallow-tailed Kite
Golden Eagle
Mississippi Kite
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Northern Harrier
Sharp-shinned Hawk
Cooper's Hawk
Sharp-shinned/Cooper's Hawk
Accipiter sp.
Bald Eagle
Red-shouldered Hawk
Broad-winged Hawk
Red-tailed Hawk
Rough-legged Hawk
Buteo sp.
hawk sp.
Barn Owl
Eastern Screech-Owl
Great Horned Owl
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Barred Owl
Long-eared Owl
Short-eared Owl
Northern Saw-whet Owl
owl sp.
Belted Kingfisher
Yellow-bellied Sapsucker
Red-headed Woodpecker
Red-bellied Woodpecker
Downy Woodpecker
Hairy Woodpecker
Downy/Hairy Woodpecker
Pileated Woodpecker
Northern Flicker
woodpecker sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
American Kestrel
Merlin
Peregrine Falcon
small falcon sp.
falcon sp.
diurnal raptor sp.
Monk Parakeet
Olive-sided Flycatcher
Eastern Wood-Pewee
Yellow-bellied Flycatcher
Acadian Flycatcher
Alder Flycatcher
Willow Flycatcher
Alder/Willow Flycatcher (Traill's Flycatcher)
Least Flycatcher
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Empidonax sp.
Eastern Phoebe
Great Crested Flycatcher
Eastern Kingbird
new world flycatcher sp.
White-eyed Vireo
Yellow-throated Vireo
Blue-headed Vireo
Philadelphia Vireo
Warbling Vireo
Philadelphia/Warbling Vireo
Red-eyed Vireo
vireo sp.
Loggerhead Shrike
Blue Jay
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
American Crow
Fish Crow
crow sp.
Common Raven
crow/raven sp.
Carolina Chickadee
Black-capped Chickadee
Carolina x Black-capped Chickadee (hybrid)
Carolina/Black-capped Chickadee
chickadee sp.
Tufted Titmouse
Horned Lark
Bank Swallow
Tree Swallow
Purple Martin
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Northern Rough-winged Swallow
Barn Swallow
Cliff Swallow
swallow sp.
Ruby-crowned Kinglet
Golden-crowned Kinglet
Ruby-crowned/Golden-crowned Kinglet
White-breasted Nuthatch
Red-breasted Nuthatch
Brown Creeper
Blue-gray Gnatcatcher
House Wren
Winter Wren
Sedge Wren
Marsh Wren
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Carolina Wren
wren sp.
European Starling
Gray Catbird
Brown Thrasher
Northern Mockingbird
Eastern Bluebird
Veery
Gray-cheeked Thrush
Bicknell's Thrush
Gray-cheeked/Bicknell's Thrush
Swainson's Thrush
Hermit Thrush
Catharus sp.
Wood Thrush
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
American Robin
thrush sp.
Cedar Waxwing
House Sparrow
American Pipit
Evening Grosbeak
House Finch
Purple Finch
White-winged Crossbill
Pine Siskin
American Goldfinch
Grasshopper Sparrow
Chipping Sparrow
Clay-colored Sparrow
Field Sparrow
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Lark Sparrow
Fox Sparrow
Dark-eyed Junco
White-crowned Sparrow
White-throated Sparrow
White-crowned/White-throated Sparrow
Vesper Sparrow
Seaside Sparrow
Nelson's Sparrow
Savannah Sparrow
Song Sparrow
Lincoln's Sparrow
Swamp Sparrow
Eastern Towhee
new world sparrow sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Yellow-breasted Chat
Bobolink
Eastern Meadowlark
Orchard Oriole
Baltimore Oriole
new world oriole sp.
Red-winged Blackbird
Brown-headed Cowbird
Rusty Blackbird
Common Grackle
blackbird sp.
Ovenbird
Worm-eating Warbler
Louisiana Waterthrush
Northern Waterthrush
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Louisiana/Northern Waterthrush
Golden-winged Warbler
Blue-winged Warbler
Brewster's Warbler (hybrid)
Lawrence's Warbler (hybrid)
Black-and-white Warbler
Prothonotary Warbler
Tennessee Warbler
Orange-crowned Warbler
Nashville Warbler
Mourning Warbler
Kentucky Warbler
Common Yellowthroat
Hooded Warbler
American Redstart
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Cape May Warbler
Cerulean Warbler
Northern Parula
Magnolia Warbler
Bay-breasted Warbler
Blackburnian Warbler
Yellow Warbler
Chestnut-sided Warbler
Blackpoll Warbler
Bay-breasted/Blackpoll Warbler
Black-throated Blue Warbler
Palm Warbler
Pine Warbler
Yellow-rumped Warbler
Yellow-throated Warbler
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Prairie Warbler
Black-throated Green Warbler
Setophaga sp.
Canada Warbler
Wilson's Warbler
new world warbler sp.
Summer Tanager
Scarlet Tanager
Northern Cardinal
Rose-breasted Grosbeak
Black-headed Grosbeak
Blue Grosbeak
Indigo Bunting
Painted Bunting
Passerina sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Dickcissel
passerine sp.
bird sp.

KEY:| = insufficient data | = rare to widespread

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