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Bird Observations

			Date Range: Jan-Dec, 1900-2017

Capital

Updated ~41 hr(s) ago.

393 species (+133 other taxa)	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Bar-headed Goose
Emperor Goose
Snow Goose
Ross's Goose
Snow/Ross's Goose
Graylag Goose
Greater White-fronted Goose
Pink-footed Goose
Domestic goose sp. (Domestic type)
Brant
Cackling Goose
Canada Goose
Swan Goose x Canada Goose (hybrid)
Graylag x Canada Goose (hybrid)
Domestic goose sp. x Canada Goose (hybrid)
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Cackling/Canada Goose
Mute Swan
Trumpeter Swan
Tundra Swan
Trumpeter/Tundra Swan
swan sp.
goose sp.
Egyptian Goose
Ruddy Shelduck
Muscovy Duck
Wood Duck
Blue-winged Teal
Cinnamon Teal
Blue-winged/Cinnamon Teal
Northern Shoveler
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Gadwall
Eurasian Wigeon
American Wigeon
Eurasian x American Wigeon (hybrid)
Eurasian/American Wigeon
Mallard
Muscovy Duck x Mallard (hybrid)
Northern Shoveler x Mallard (hybrid)
Gadwall x Mallard (hybrid)
American Black Duck
White-cheeked Pintail
Northern Pintail
Mallard x Northern Pintail (hybrid)
Green-winged Teal
teal sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
dabbling duck sp.
Canvasback
Redhead
Ring-necked Duck
Tufted Duck
Greater Scaup
Lesser Scaup
Ring-necked Duck x Lesser Scaup (hybrid)
Ring-necked Duck x scaup sp. (hybrid)
Tufted Duck x scaup sp. (hybrid)
Greater/Lesser Scaup
Aythya sp.
Steller's Eider
King Eider
Harlequin Duck
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Surf Scoter
White-winged Scoter
Black Scoter
Surf/Black Scoter
scoter sp.
Long-tailed Duck
Bufflehead
Common Goldeneye
Barrow's Goldeneye
Common x Barrow's Goldeneye (hybrid)
Common/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.
waterfowl sp.
Mountain Quail
California Quail
Wild Turkey
Ruffed Grouse
Sooty Grouse
grouse sp.
Gray Partridge
Ring-necked Pheasant
Indian Peafowl
pheasant sp.
Pied-billed Grebe
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Horned Grebe
Red-necked Grebe
Eared Grebe
Horned/Eared Grebe
Western Grebe
Clark's Grebe
Western/Clark's Grebe
grebe sp.
Rock Pigeon
Band-tailed Pigeon
Eurasian Collared-Dove
Streptopelia sp.
White-winged Dove
Mourning Dove
pigeon/dove sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Yellow-billed Cuckoo
Lesser Nighthawk
Common Nighthawk
nighthawk sp.
Black Swift
Vaux's Swift
swift sp.
Anna's Hummingbird
Costa's Hummingbird
Calliope Hummingbird
Rufous Hummingbird
Anna's x Rufous Hummingbird (hybrid)
hummingbird sp.
Virginia Rail
Sora
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
American Coot
rail/crake sp.
Sandhill Crane
Black-necked Stilt
American Avocet
Black Oystercatcher
Black-bellied Plover
American Golden-Plover
Pacific Golden-Plover
American/Pacific Golden-Plover (Lesser Golden-Plover)
golden-plover sp.
Black-bellied Plover/golden-plover sp.
Killdeer
Semipalmated Plover
Siberian Sand-Plover
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
plover sp.
Upland Sandpiper
Whimbrel
Long-billed Curlew
Bar-tailed Godwit
Hudsonian Godwit
Marbled Godwit
godwit sp.
Short-billed Dowitcher
Long-billed Dowitcher
Short-billed/Long-billed Dowitcher
Wilson's Snipe
Wilson's Phalarope
Red Phalarope
Red-necked Phalarope
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Red/Red-necked Phalarope
phalarope sp.
Terek Sandpiper
Spotted Sandpiper
Solitary Sandpiper
Wandering Tattler
Lesser Yellowlegs
Willet
Greater Yellowlegs
Lesser/Greater Yellowlegs
Tringa sp.
Ruddy Turnstone
Black Turnstone
Red Knot
Surfbird
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Ruff
Sharp-tailed Sandpiper
Curlew Sandpiper
Stilt Sandpiper
Red-necked Stint
Buff-breasted Sandpiper
Sanderling
Dunlin
Purple Sandpiper
Rock Sandpiper
Purple/Rock Sandpiper
Baird's Sandpiper
Little Stint
White-rumped Sandpiper
Least Sandpiper
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Pectoral Sandpiper
Western Sandpiper
Semipalmated Sandpiper
Western/Semipalmated Sandpiper
peep sp.
Calidris sp.
shorebird sp.
Long-tailed Jaeger
Parasitic Jaeger
Pomarine Jaeger
Parasitic/Pomarine Jaeger
South Polar Skua
jaeger sp.
Rhinoceros Auklet
Tufted Puffin
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Cassin's Auklet
Crested Auklet
auklet sp.
Kittlitz's Murrelet
Marbled Murrelet
Pigeon Guillemot
Common Murre
large alcid sp.
Ancient Murrelet
murrelet sp.
alcid sp.
Little Gull
Black-legged Kittiwake
Sabine's Gull
Bonaparte's Gull
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Black-headed Gull
Laughing Gull
Franklin's Gull
Black-tailed Gull
Heermann's Gull
Short-billed Gull
Ring-billed Gull
Western Gull
Herring Gull
Glaucous Gull
Herring x Glaucous Gull (hybrid)
California Gull
Glaucous-winged Gull
Western x Glaucous-winged Gull (hybrid)
Herring x Glaucous-winged Gull (hybrid)
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Glaucous x Glaucous-winged Gull (hybrid)
Western/Glaucous-winged Gull
Slaty-backed Gull
Iceland Gull
Herring/Iceland Gull
Larus sp.
gull sp.
Caspian Tern
Black Tern
Forster's Tern
Arctic Tern
Common Tern
Common/Arctic Tern
Sterna sp.
Elegant Tern
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
tern sp.
Red-throated Loon
Arctic Loon
Pacific Loon
Common Loon
Yellow-billed Loon
loon sp.
Black-footed Albatross
Fork-tailed Storm-Petrel
Leach's Storm-Petrel
Northern Fulmar
Pink-footed Shearwater
Sooty Shearwater
Short-tailed Shearwater
Sooty/Short-tailed Shearwater
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Manx Shearwater
shearwater sp.
procellariid sp.
Brown Booby
Brandt's Cormorant
Pelagic Cormorant
Double-crested Cormorant
cormorant sp.
American White Pelican
Brown Pelican
American Bittern
Black-crowned Night Heron
Snowy Egret
Green Heron
Western Cattle Egret
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Great Egret
Great Blue Heron
White-faced Ibis
Black Vulture
Turkey Vulture
new world vulture sp.
Osprey
White-tailed Kite
Golden Eagle
Northern Harrier
Sharp-shinned Hawk
Cooper's Hawk
Sharp-shinned/Cooper's Hawk
American Goshawk
Accipiter sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Bald Eagle
Golden/Bald Eagle
Red-shouldered Hawk
Broad-winged Hawk
Swainson's Hawk
Red-tailed Hawk
Rough-legged Hawk
Buteo sp.
hawk sp.
eagle sp.
Barn Owl
Western Screech-Owl
Snowy Owl
Great Horned Owl
Northern Hawk Owl
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Northern Pygmy-Owl
Burrowing Owl
Barred Owl
Great Gray Owl
Long-eared Owl
Short-eared Owl
Northern Saw-whet Owl
owl sp.
Belted Kingfisher
Yellow-bellied Sapsucker
Red-naped Sapsucker
Yellow-bellied x Red-naped Sapsucker (hybrid)
Yellow-bellied/Red-naped Sapsucker
Red-breasted Sapsucker
Red-naped x Red-breasted Sapsucker (hybrid)
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
sapsucker sp.
Lewis's Woodpecker
Acorn Woodpecker
Downy Woodpecker
Hairy Woodpecker
Downy/Hairy Woodpecker
Pileated Woodpecker
Northern Flicker
woodpecker sp.
American Kestrel
Merlin
Gyrfalcon
Peregrine Falcon
Prairie Falcon
small falcon sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
falcon sp.
diurnal raptor sp.
Monk Parakeet
Olive-sided Flycatcher
Western Wood-Pewee
Alder Flycatcher
Willow Flycatcher
Alder/Willow Flycatcher (Traill's Flycatcher)
Least Flycatcher
Hammond's Flycatcher
Dusky Flycatcher
Western Flycatcher
Empidonax sp.
Black Phoebe
Eastern Phoebe
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Say's Phoebe
Ash-throated Flycatcher
Tropical Kingbird
Western Kingbird
Eastern Kingbird
Scissor-tailed Flycatcher
new world flycatcher sp.
Hutton's Vireo
Cassin's Vireo
Warbling Vireo
Red-eyed Vireo
vireo sp.
Loggerhead Shrike
Northern Shrike
Canada Jay
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Steller's Jay
Blue Jay
Black-billed Magpie
Clark's Nutcracker
American Crow
crow sp.
Common Raven
crow/raven sp.
Chestnut-backed Chickadee
chickadee sp.
Horned Lark
Eurasian Skylark
Bank Swallow
Tree Swallow
Violet-green Swallow
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Tree/Violet-green Swallow
Tachycineta sp.
Purple Martin
Northern Rough-winged Swallow
Barn Swallow
Cliff Swallow
Violet-green x Cliff Swallow (hybrid)
swallow sp.
Bushtit
Ruby-crowned Kinglet
Golden-crowned Kinglet
Ruby-crowned/Golden-crowned Kinglet
White-breasted Nuthatch
Pygmy Nuthatch
Red-breasted Nuthatch
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Brown Creeper
Blue-gray Gnatcatcher
Rock Wren
House Wren
Pacific Wren
Pacific/Winter Wren
Marsh Wren
Bewick's Wren
wren sp.
American Dipper
European Starling
Gray Catbird
Northern Mockingbird
Western Bluebird
Mountain Bluebird
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Townsend's Solitaire
Varied Thrush
Gray-cheeked Thrush
Swainson's Thrush
Hermit Thrush
Catharus sp.
Redwing
American Robin
thrush sp.
Northern Wheatear
Bohemian Waxwing
Cedar Waxwing
House Sparrow
Eastern Yellow Wagtail
Red-throated Pipit
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
American Pipit
pipit sp.
Brambling
Evening Grosbeak
Pine Grosbeak
Gray-crowned Rosy-Finch
House Finch
Purple Finch
House/Purple Finch
Oriental Greenfinch
Common Redpoll
Common/Hoary Redpoll
Red Crossbill
White-winged Crossbill
crossbill sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
European Goldfinch
Pine Siskin
Lesser Goldfinch
American Goldfinch
Acanthis/Spinus sp.
finch sp.
Lapland Longspur
Chestnut-collared Longspur
Smith's Longspur
Snow Bunting
Rustic Bunting
Grasshopper Sparrow
Chipping Sparrow
Clay-colored Sparrow
Field Sparrow
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Brewer's Sparrow
Spizella sp.
Black-throated Sparrow
Lark Sparrow
Lark Bunting
American Tree Sparrow
Fox Sparrow
Dark-eyed Junco
White-crowned Sparrow
Golden-crowned Sparrow
White-crowned x Golden-crowned Sparrow (hybrid)
Harris's Sparrow
White-throated Sparrow
Zonotrichia sp.
Sagebrush Sparrow
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Vesper Sparrow
Nelson's Sparrow
Savannah Sparrow
Song Sparrow
Lincoln's Sparrow
Swamp Sparrow
Spotted Towhee
new world sparrow sp.
Yellow-breasted Chat
Yellow-headed Blackbird
Bobolink
Western Meadowlark
Hooded Oriole
Bullock's Oriole
Bullock's/Baltimore Oriole
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Red-winged Blackbird
Brown-headed Cowbird
Rusty Blackbird
Brewer's Blackbird
Common Grackle
blackbird sp.
Ovenbird
Northern Waterthrush
Black-and-white Warbler
Tennessee Warbler
Orange-crowned Warbler
Nashville Warbler
MacGillivray's Warbler
Mourning Warbler
Common Yellowthroat
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
American Redstart
Northern Parula
Magnolia Warbler
Blackburnian Warbler
Yellow Warbler
Chestnut-sided Warbler
Blackpoll Warbler
Black-throated Blue Warbler
Palm Warbler
Yellow-rumped Warbler
Black-throated Gray Warbler
Townsend's Warbler
Black-throated Gray/Townsend's Warbler
Hermit Warbler
Townsend's x Hermit Warbler (hybrid)
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Townsend's/Hermit Warbler
Canada Warbler
Wilson's Warbler
new world warbler sp.
Western Tanager
Rose-breasted Grosbeak
Black-headed Grosbeak
Rose-breasted/Black-headed Grosbeak
Blue Grosbeak
Lazuli Bunting
Indigo Bunting
Lazuli/Indigo Bunting
Painted Bunting
Dickcissel
passerine sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
bird sp.

KEY:| = insufficient data | = rare to widespread

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