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Bird Observations

			Date Range: Nov, 1900-2023

Bill Williams River National Wildlife Refuge

Updated ~39 hr(s) ago.

176 species (+27 other taxa)	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Snow Goose
Ross's Goose
Greater White-fronted Goose
Canada Goose
Wood Duck
Blue-winged Teal
Cinnamon Teal
Northern Shoveler
Gadwall
Eurasian Wigeon
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
Surf Scoter
White-winged Scoter
Black Scoter
Bufflehead
Common Goldeneye
Barrow's Goldeneye
Common x Barrow's Goldeneye (hybrid)
Common/Barrow's Goldeneye
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Hooded Merganser
Common Merganser
Red-breasted Merganser
Common/Red-breasted Merganser
Ruddy Duck
duck sp.
Gambel's Quail
Pied-billed Grebe
Horned Grebe
Eared Grebe
Western Grebe
Clark's Grebe
Western/Clark's Grebe
Rock Pigeon
Eurasian Collared-Dove
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Common Ground Dove
Mourning Dove
Greater Roadrunner
White-throated Swift
Anna's Hummingbird
Costa's Hummingbird
hummingbird sp.
Ridgway's Rail
Virginia Rail
Sora
Common Gallinule
American Coot
American Avocet
Killdeer
Long-billed Dowitcher
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Wilson's Snipe
Spotted Sandpiper
Dunlin
Least Sandpiper
Pomarine Jaeger
Bonaparte's Gull
Franklin's Gull
Heermann's Gull
Short-billed Gull
Ring-billed Gull
Herring Gull
Lesser Black-backed Gull
California Gull
Larus sp.
gull sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Caspian Tern
Forster's Tern
gull/tern sp.
Red-throated Loon
Pacific Loon
Common Loon
loon sp.
Blue-footed Booby
Double-crested Cormorant
Neotropic Cormorant
American White Pelican
Brown Pelican
Least Bittern
Black-crowned Night Heron
Snowy Egret
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Green Heron
Western Cattle Egret
Great Egret
Great Blue Heron
White-faced Ibis
Turkey Vulture
Osprey
Northern Harrier
Sharp-shinned Hawk
Cooper's Hawk
Accipiter sp.
Bald Eagle
Red-shouldered Hawk
Red-tailed Hawk
Ferruginous Hawk
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Great Horned Owl
Long-eared Owl
Belted Kingfisher
Red-naped Sapsucker
Yellow-bellied/Red-naped Sapsucker
Gila Woodpecker
Ladder-backed Woodpecker
Northern Flicker
Gilded Flicker
Northern/Gilded Flicker
woodpecker sp.
American Kestrel
Merlin
Peregrine Falcon
large falcon sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Gray Flycatcher
Empidonax sp.
Black Phoebe
Say's Phoebe
Vermilion Flycatcher
Ash-throated Flycatcher
Nutting's Flycatcher
Cassin's Vireo
Plumbeous Vireo
Cassin's/Plumbeous Vireo
vireo sp.
Loggerhead Shrike
Woodhouse's Scrub-Jay
Common Raven
Verdin
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Tree Swallow
Violet-green Swallow
Northern Rough-winged Swallow
Barn Swallow
swallow sp.
Bushtit
Ruby-crowned Kinglet
Golden-crowned Kinglet
Brown Creeper
Blue-gray Gnatcatcher
Black-tailed Gnatcatcher
Rock Wren
Canyon Wren
House Wren
Winter Wren
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Marsh Wren
Bewick's Wren
Cactus Wren
European Starling
Crissal Thrasher
Northern Mockingbird
Western Bluebird
Townsend's Solitaire
Varied Thrush
Hermit Thrush
American Robin
Cedar Waxwing
Phainopepla
House Sparrow
American Pipit
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
House Finch
Purple Finch
Pine Siskin
Lesser Goldfinch
American Goldfinch
Chipping Sparrow
Brewer's Sparrow
Spizella sp.
Black-throated Sparrow
Lark Sparrow
Dark-eyed Junco
White-crowned Sparrow
White-throated Sparrow
Bell's Sparrow
Sagebrush/Bell's Sparrow (Sage Sparrow)
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Vesper Sparrow
Savannah Sparrow
Song Sparrow
Lincoln's Sparrow
Abert's Towhee
Green-tailed Towhee
Spotted Towhee
new world sparrow sp.
Yellow-headed Blackbird
Western Meadowlark
Red-winged Blackbird
Brewer's Blackbird
Great-tailed Grackle
Black-and-white Warbler
Orange-crowned Warbler
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Common Yellowthroat
Yellow-rumped Warbler
Black-throated Gray Warbler
Townsend's Warbler
Wilson's Warbler
new world warbler sp.
Northern Cardinal
passerine sp.

KEY:| = insufficient data | = rare to widespread

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