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Bird Observations

Date Range:
Jan-Dec, 1900-2023

Cowdrey Reservoir

Updated ~15 hr(s) ago.

135 species (+16 other taxa) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Snow Goose
Ross's Goose
Greater White-fronted Goose
Cackling Goose
Canada Goose
Blue-winged Teal
Cinnamon Teal
Blue-winged/Cinnamon Teal
Northern Shoveler
Gadwall
American Wigeon
Mallard
Northern Pintail
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
Greater Scaup
Lesser Scaup
Greater/Lesser Scaup
Aythya sp.
Bufflehead
Common Goldeneye
Hooded Merganser
Common Merganser
Red-breasted Merganser
Ruddy Duck
duck sp.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Greater Sage-Grouse
Pied-billed Grebe
Eared Grebe
Western Grebe
Clark's Grebe
Western/Clark's Grebe
Eurasian Collared-Dove
Mourning Dove
Common Nighthawk
Broad-tailed Hummingbird
Virginia Rail
Sora
American Coot
Sandhill Crane
American Avocet
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Killdeer
Long-billed Curlew
Marbled Godwit
Wilson's Snipe
Wilson's Phalarope
Red Phalarope
Red-necked Phalarope
Spotted Sandpiper
Lesser Yellowlegs
Willet
Greater Yellowlegs
Baird's Sandpiper
Bonaparte's Gull
Franklin's Gull
Ring-billed Gull
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
California Gull
Larus sp.
gull sp.
Caspian Tern
Black Tern
Forster's Tern
Common Loon
Double-crested Cormorant
American White Pelican
American Bittern
Black-crowned Night Heron
Snowy Egret
Western Cattle Egret
Great Blue Heron
White-faced Ibis
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Glossy/White-faced Ibis
Turkey Vulture
Golden Eagle
Northern Harrier
Cooper's Hawk
Bald Eagle
Swainson's Hawk
Red-tailed Hawk
Rough-legged Hawk
Ferruginous Hawk
hawk sp.
Belted Kingfisher
American Three-toed Woodpecker
Downy Woodpecker
Northern Flicker
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
woodpecker sp.
American Kestrel
Peregrine Falcon
Prairie Falcon
Willow Flycatcher
Western Kingbird
Plumbeous Vireo
Warbling Vireo
Loggerhead Shrike
Northern Shrike
Black-billed Magpie
American Crow
Common Raven
Black-capped Chickadee
Horned Lark
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Bank Swallow
Tree Swallow
Violet-green Swallow
Tree/Violet-green Swallow
Northern Rough-winged Swallow
Barn Swallow
Cliff Swallow
swallow sp.
Rock Wren
House Wren
Marsh Wren
European Starling
Sage Thrasher
Mountain Bluebird
American Robin
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Pine Siskin
American Goldfinch
Chipping Sparrow
Clay-colored Sparrow
Brewer's Sparrow
Spizella sp.
Lark Sparrow
Lark Bunting
Dark-eyed Junco
White-crowned Sparrow
Vesper Sparrow
Savannah Sparrow
Song Sparrow
Lincoln's Sparrow
Green-tailed Towhee
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
new world sparrow sp.
Yellow-headed Blackbird
Western Meadowlark
Red-winged Blackbird
Brown-headed Cowbird
Brewer's Blackbird
Common Grackle
Northern Waterthrush
Black-and-white Warbler
Orange-crowned Warbler
MacGillivray's Warbler
Common Yellowthroat
Yellow Warbler
Yellow-rumped Warbler
Wilson's Warbler
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Western Tanager

KEY:| = insufficient data | = rare to widespread

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