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Bird Observations

Date Range:
Jan-Dec, 1900-2014

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

Updated ~34 hr(s) ago.

403 species (+125 other taxa) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Black-bellied Whistling-Duck
Bar-headed Goose
Snow Goose
Ross's Goose
Snow x Ross's Goose (hybrid)
Graylag Goose
Swan Goose
Greater White-fronted Goose
Pink-footed Goose
Domestic goose sp. (Domestic type)
Brant
Barnacle Goose
Cackling Goose
Canada Goose
Greater White-fronted x Canada Goose (hybrid)
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Graylag x Canada Goose (hybrid)
Domestic goose sp. x Canada Goose (hybrid)
Snow x Canada Goose (hybrid)
Cackling/Canada Goose
Snow/Ross's x Cackling/Canada Goose (hybrid)
Mute Swan
Black Swan
Trumpeter Swan
Tundra Swan
Trumpeter/Tundra Swan
swan sp.
goose sp.
Egyptian Goose
Ruddy Shelduck
Common Shelduck
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Muscovy Duck
Wood Duck
Mandarin Duck
Maned Duck
Blue-winged Teal
Cinnamon Teal
Northern Shoveler
Gadwall
Eurasian Wigeon
American Wigeon
Mallard
Wood Duck x Mallard (hybrid)
Gadwall x Mallard (hybrid)
American Black Duck
Mallard x American Black Duck (hybrid)
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mallard/American Black Duck
Northern Pintail
Mallard x Northern Pintail (hybrid)
Green-winged Teal
teal sp.
dabbling duck sp.
Red-crested Pochard
Canvasback
Redhead
Ring-necked Duck
Tufted Duck
Greater Scaup
Lesser Scaup
Greater/Lesser Scaup
Aythya sp.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
King Eider
Harlequin Duck
Surf Scoter
White-winged Scoter
Black Scoter
Surf/Black Scoter
scoter sp.
Long-tailed Duck
Bufflehead
Common Goldeneye
Barrow's Goldeneye
Hooded Merganser
Common Merganser
Red-breasted Merganser
Common/Red-breasted Merganser
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
merganser sp.
Ruddy Duck
duck sp.
Helmeted Guineafowl
Northern Bobwhite
Wild Turkey
Ruffed Grouse
Ring-necked Pheasant
Indian Peafowl
Chukar
Pied-billed Grebe
Horned Grebe
Red-necked Grebe
Eared Grebe
grebe sp.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Rock Pigeon
Eurasian Collared-Dove
African Collared-Dove
Common Ground Dove
White-winged Dove
Mourning Dove
pigeon/dove sp.
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
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Black-chinned Hummingbird
Ruby-throated/Black-chinned Hummingbird
Calliope Hummingbird
Rufous Hummingbird
Allen's Hummingbird
Rufous/Allen's Hummingbird
Selasphorus sp.
hummingbird sp.
King Rail
Clapper Rail
King/Clapper Rail
Virginia Rail
Sora
Common Gallinule
American Coot
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Purple Gallinule
Yellow Rail
Black Rail
rail/crake sp.
Sandhill Crane
Black-necked Stilt
American Avocet
American Oystercatcher
Black-bellied Plover
American Golden-Plover
Black-bellied Plover/golden-plover sp.
Killdeer
Semipalmated Plover
Piping Plover
Upland Sandpiper
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Whimbrel
Black-tailed Godwit
Hudsonian Godwit
Marbled Godwit
Short-billed Dowitcher
Long-billed Dowitcher
Short-billed/Long-billed Dowitcher
American Woodcock
Wilson's Snipe
Wilson's Phalarope
Red Phalarope
Red-necked Phalarope
Red/Red-necked Phalarope
phalarope sp.
Spotted Sandpiper
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Solitary Sandpiper
Lesser Yellowlegs
Willet
Greater Yellowlegs
Lesser/Greater Yellowlegs
Tringa sp.
Ruddy Turnstone
Red Knot
Ruff
Curlew Sandpiper
Stilt Sandpiper
Buff-breasted Sandpiper
Sanderling
Dunlin
Purple Sandpiper
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Baird's Sandpiper
White-rumped Sandpiper
Least Sandpiper
Pectoral Sandpiper
Western Sandpiper
Semipalmated Sandpiper
Western/Semipalmated Sandpiper
peep sp.
Calidris sp.
large shorebird sp.
shorebird sp.
Long-tailed Jaeger
Parasitic Jaeger
Pomarine Jaeger
jaeger sp.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Long-billed Murrelet
Dovekie
Little Gull
Black-legged Kittiwake
Sabine's Gull
Bonaparte's Gull
Black-headed Gull
Laughing Gull
Franklin's Gull
Laughing/Franklin's Gull
Common Gull
Common/Short-billed Gull
Ring-billed Gull
Black-headed x Ring-billed Gull (hybrid)
Herring Gull
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Great Black-backed Gull
Glaucous Gull
Herring x Glaucous Gull (hybrid)
Lesser Black-backed Gull
Herring x Lesser Black-backed Gull (hybrid)
California Gull
Slaty-backed Gull
Iceland Gull
white-winged gull sp.
Larus sp.
gull sp.
Black Skimmer
Sooty Tern
Bridled Tern
Least Tern
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Gull-billed Tern
Caspian Tern
Black Tern
Forster's Tern
Arctic Tern
Common Tern
Common/Arctic Tern
Sterna sp.
Sandwich Tern
Royal Tern
tern sp.
gull/tern sp.
Red-throated Loon
Pacific Loon
Common Loon
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
loon sp.
Leach's Storm-Petrel
Hydrobates sp.
storm-petrel sp. (white-rumped)
storm-petrel sp.
Wood Stork
Northern Gannet
Anhinga
Great Cormorant
Double-crested Cormorant
Great/Double-crested Cormorant
cormorant sp.
American White Pelican
Brown Pelican
American Bittern
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Least Bittern
Yellow-crowned Night Heron
Black-crowned Night Heron
Yellow-crowned/Black-crowned Night Heron
Little Blue Heron
Tricolored Heron
Snowy Egret
Green Heron
Western Cattle Egret
Great Egret
Great Blue Heron
heron sp.
white egret sp.
White Ibis
Glossy Ibis
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
White-faced Ibis
Glossy/White-faced Ibis
Black Vulture
Turkey Vulture
new world vulture sp.
Osprey
Swallow-tailed Kite
Golden Eagle
Mississippi Kite
Northern Harrier
Sharp-shinned Hawk
Cooper's Hawk
Sharp-shinned/Cooper's Hawk
American Goshawk
Cooper's Hawk/American Goshawk
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Accipiter sp.
Bald Eagle
Golden/Bald Eagle
Red-shouldered Hawk
Broad-winged Hawk
Red-shouldered/Broad-winged Hawk
Swainson's Hawk
Red-tailed Hawk
Rough-legged Hawk
Buteo sp.
hawk sp.
eagle sp.
Barn Owl
Eastern Screech-Owl
Snowy Owl
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Great Horned Owl
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
Black-backed Woodpecker
Downy Woodpecker
Hairy Woodpecker
Downy/Hairy Woodpecker
Pileated Woodpecker
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Northern Flicker
woodpecker sp.
American Kestrel
Merlin
Gyrfalcon
Peregrine Falcon
small falcon sp.
falcon sp.
diurnal raptor sp.
Cockatiel
Rose-ringed Parakeet
Budgerigar
Monk Parakeet
Green-rumped Parrotlet
Orange-fronted Parakeet
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
parrot sp.
Olive-sided Flycatcher
Eastern Wood-Pewee
Yellow-bellied Flycatcher
Acadian Flycatcher
Alder Flycatcher
Willow Flycatcher
Alder/Willow Flycatcher (Traill's Flycatcher)
Least Flycatcher
Empidonax sp.
Eastern Phoebe
Say's Phoebe
Great Crested Flycatcher
Tropical Kingbird
Western Kingbird
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Eastern Kingbird
Gray Kingbird
Scissor-tailed Flycatcher
Fork-tailed Flycatcher
new world flycatcher sp.
White-eyed Vireo
Yellow-throated Vireo
Blue-headed Vireo
solitary vireo sp.
Philadelphia Vireo
Warbling Vireo
Philadelphia/Warbling Vireo
Red-eyed Vireo
vireo sp.
Loggerhead Shrike
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Northern Shrike
shrike sp.
Blue Jay
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
Boreal Chickadee
chickadee sp.
Tufted Titmouse
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Horned Lark
Bank Swallow
Tree Swallow
Purple Martin
Northern Rough-winged Swallow
Barn Swallow
Cliff Swallow
Cave Swallow
Cliff/Cave Swallow
swallow sp.
Ruby-crowned Kinglet
Golden-crowned Kinglet
Ruby-crowned/Golden-crowned Kinglet
White-breasted Nuthatch
Red-breasted Nuthatch
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
nuthatch sp.
Brown Creeper
Blue-gray Gnatcatcher
House Wren
Winter Wren
Sedge Wren
Marsh Wren
Carolina Wren
wren sp.
European Starling
Gray Catbird
Brown Thrasher
Northern Mockingbird
Eastern Bluebird
Townsend's Solitaire
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Varied Thrush
Veery
Gray-cheeked Thrush
Bicknell's Thrush
Gray-cheeked/Bicknell's Thrush
Swainson's Thrush
Hermit Thrush
Catharus sp.
Wood Thrush
Redwing
American Robin
thrush sp.
Northern Wheatear
Bohemian Waxwing
Cedar Waxwing
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Southern Red Bishop
House Sparrow
American Pipit
Evening Grosbeak
Pine Grosbeak
House Finch
Purple Finch
House/Purple Finch
Common Redpoll
Hoary Redpoll
Common/Hoary Redpoll
Red Crossbill
White-winged Crossbill
crossbill sp.
European Goldfinch
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Pine Siskin
American Goldfinch
finch sp.
Lapland Longspur
Snow Bunting
Grasshopper Sparrow
Chipping Sparrow
Clay-colored Sparrow
Field Sparrow
Spizella sp.
Lark Sparrow
Lark Bunting
American Tree Sparrow
Spizella sp./American Tree Sparrow
Fox Sparrow
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Dark-eyed Junco
White-crowned Sparrow
Golden-crowned Sparrow
Harris's Sparrow
White-throated Sparrow
Dark-eyed Junco x White-throated Sparrow (hybrid)
White-crowned/White-throated Sparrow
Vesper Sparrow
LeConte's Sparrow
Seaside Sparrow
Nelson's Sparrow
Saltmarsh Sparrow
Savannah Sparrow
Henslow's Sparrow
Song Sparrow
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Lincoln's Sparrow
Swamp Sparrow
Green-tailed Towhee
Eastern Towhee
new world sparrow sp.
Yellow-breasted Chat
Yellow-headed Blackbird
Bobolink
Eastern Meadowlark
Orchard Oriole
Bullock's Oriole
Baltimore Oriole
new world oriole sp.
Red-winged Blackbird
Brown-headed Cowbird
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Rusty Blackbird
Brewer's Blackbird
Common Grackle
blackbird sp.
Ovenbird
Worm-eating Warbler
Louisiana Waterthrush
Northern Waterthrush
Louisiana/Northern Waterthrush
Golden-winged Warbler
Blue-winged Warbler
Golden-winged x Blue-winged Warbler (hybrid)
Brewster's Warbler (hybrid)
Lawrence's Warbler (hybrid)
Black-and-white Warbler
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Prothonotary Warbler
Swainson's Warbler
Tennessee Warbler
Orange-crowned Warbler
Nashville Warbler
Connecticut Warbler
Mourning Warbler
Kentucky Warbler
Common Yellowthroat
Hooded Warbler
American Redstart
Cape May Warbler
Cerulean Warbler
Northern Parula
Magnolia Warbler
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
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
Prairie Warbler
Black-throated Gray Warbler
Townsend's Warbler
Black-throated Green Warbler
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Setophaga sp.
Canada Warbler
Wilson's Warbler
new world warbler sp.
Summer Tanager
Scarlet Tanager
Western Tanager
Northern Cardinal
Rose-breasted Grosbeak
Black-headed Grosbeak
Blue Grosbeak
Lazuli Bunting
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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