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Bird Observations

			Date Range: Jan-Dec, 1900-2024

Delevan NWR

Updated ~33 hr(s) ago.

165 species (+15 other taxa)	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Snow Goose
Ross's Goose
Snow/Ross's Goose
Greater White-fronted Goose
Brant
Cackling Goose
Canada Goose
Tundra Swan
Wood Duck
Baikal Teal
Blue-winged Teal
Cinnamon Teal
Northern Shoveler
Gadwall
Eurasian Wigeon
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
American Wigeon
Eurasian x American Wigeon (hybrid)
Eurasian/American Wigeon
Mallard
Northern Pintail
Green-winged Teal
dabbling duck sp.
Canvasback
Redhead
Ring-necked Duck
Greater Scaup
Lesser Scaup
Bufflehead
Common Goldeneye
Hooded Merganser
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Common Merganser
Ruddy Duck
duck sp.
California Quail
Wild Turkey
Ring-necked Pheasant
Pied-billed Grebe
Eared Grebe
Clark's Grebe
Rock Pigeon
Eurasian Collared-Dove
Mourning Dove
Greater Roadrunner
Anna's Hummingbird
Virginia Rail
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Sora
Common Gallinule
American Coot
Sandhill Crane
Black-necked Stilt
American Avocet
Black-bellied Plover
Killdeer
Long-billed Curlew
Long-billed Dowitcher
Short-billed/Long-billed Dowitcher
Wilson's Snipe
Spotted Sandpiper
Lesser Yellowlegs
Greater Yellowlegs
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Dunlin
Least Sandpiper
Western Sandpiper
peep sp.
Ring-billed Gull
Herring Gull
Glaucous Gull
California Gull
Iceland Gull
Larus sp.
gull sp.
Caspian Tern
Black Tern
Double-crested Cormorant
American White Pelican
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
American Bittern
Least Bittern
Black-crowned Night Heron
Snowy Egret
Green Heron
Western Cattle Egret
Great Egret
Great Blue Heron
white egret sp.
White-faced Ibis
Turkey Vulture
Osprey
White-tailed Kite
Golden Eagle
Northern Harrier
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Sharp-shinned Hawk
Cooper's Hawk
Accipiter sp.
Bald Eagle
Red-shouldered Hawk
Swainson's Hawk
Red-tailed Hawk
Rough-legged Hawk
Ferruginous Hawk
hawk sp.
Barn Owl
Snowy Owl
Great Horned Owl
Burrowing Owl
Short-eared Owl
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Belted Kingfisher
Downy Woodpecker
Nuttall's Woodpecker
Northern Flicker
American Kestrel
Merlin
Peregrine Falcon
Prairie Falcon
Olive-sided Flycatcher
Western Wood-Pewee
Western Flycatcher
Black Phoebe
Say's Phoebe
Ash-throated Flycatcher
Western Kingbird
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Hutton's Vireo
Cassin's Vireo
Loggerhead Shrike
Northern Shrike
California Scrub-Jay
Yellow-billed Magpie
American Crow
Common Raven
Oak Titmouse
Horned Lark
Bank Swallow
Tree Swallow
Violet-green Swallow
Northern Rough-winged Swallow
Barn Swallow
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Cliff Swallow
swallow sp.
Bushtit
Ruby-crowned Kinglet
Rock Wren
House Wren
Marsh Wren
Bewick's Wren
European Starling
Northern Mockingbird
Western Bluebird
American Robin
House Sparrow
American Pipit
House Finch
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Lesser Goldfinch
American Goldfinch
Lark Sparrow
Fox Sparrow
Dark-eyed Junco
White-crowned Sparrow
Golden-crowned Sparrow
Savannah Sparrow
Song Sparrow
Lincoln's Sparrow
California Towhee
Spotted Towhee
Yellow-breasted Chat
Yellow-headed Blackbird
Western Meadowlark
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Bullock's Oriole
Red-winged Blackbird
Tricolored Blackbird
Brown-headed Cowbird
Brewer's Blackbird
Great-tailed Grackle
blackbird sp.
Orange-crowned Warbler
Common Yellowthroat
Yellow Warbler
Yellow-rumped Warbler
Black-headed Grosbeak
Blue Grosbeak
Lazuli Bunting
passerine sp.

KEY:| = insufficient data | = rare to widespread

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