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Bird Observations

			Date Range: Jul, 1900-2023

Bill Williams River National Wildlife Refuge

Updated ~25 hr(s) ago.

141 species (+24 other taxa)	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Canada Goose
Cinnamon Teal
American Wigeon
Mallard
Mexican Duck
dabbling duck sp.
Redhead
Ring-necked Duck
Aythya sp.
Red-breasted Merganser
Ruddy Duck
duck sp.
Gambel's Quail
Pied-billed Grebe
Eared Grebe
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Western Grebe
Clark's Grebe
Western/Clark's Grebe
Rock Pigeon
Eurasian Collared-Dove
Inca Dove
Common Ground Dove
White-winged Dove
Mourning Dove
Greater Roadrunner
Yellow-billed Cuckoo
Lesser Nighthawk
Common Poorwill
White-throated Swift
Black-chinned Hummingbird
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Anna's Hummingbird
Costa's Hummingbird
hummingbird sp.
Ridgway's Rail
Virginia Rail
Common Gallinule
American Coot
Black Rail
American Avocet
Killdeer
Long-billed Curlew
Marbled Godwit
Red-necked Phalarope
Spotted Sandpiper
Willet
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Greater Yellowlegs
Least Sandpiper
Western Sandpiper
peep sp.
Ring-billed Gull
California Gull
Larus sp.
Caspian Tern
Black Tern
Forster's Tern
Sterna sp.
Common Loon
Wood Stork
Double-crested Cormorant
Neotropic Cormorant
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
cormorant sp.
Brown Pelican
Least Bittern
Black-crowned Night Heron
Snowy Egret
Green Heron
Great Egret
Great Blue Heron
White-faced Ibis
Turkey Vulture
Osprey
Cooper's Hawk
Common Black Hawk
Zone-tailed Hawk
Red-tailed Hawk
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Barn Owl
Western Screech-Owl
Great Horned Owl
Elf Owl
Long-eared Owl
Gila Woodpecker
Ladder-backed Woodpecker
Gilded Flicker
Northern/Gilded Flicker
woodpecker sp.
American Kestrel
Peregrine Falcon
Prairie Falcon
Western Wood-Pewee
Willow Flycatcher
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Western Flycatcher
Empidonax sp.
Black Phoebe
Say's Phoebe
Vermilion Flycatcher
Ash-throated Flycatcher
Nutting's Flycatcher
Brown-crested Flycatcher
Myiarchus sp.
Thick-billed Kingbird
Western Kingbird
Scissor-tailed Flycatcher
new world flycatcher sp.
Bell's Vireo
Hutton's Vireo
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Warbling Vireo
vireo sp.
Loggerhead Shrike
Woodhouse's Scrub-Jay
Common Raven
Verdin
Horned Lark
Bank Swallow
Tree Swallow
Violet-green Swallow
Tree/Violet-green Swallow
Northern Rough-winged Swallow
Cliff Swallow
swallow sp.
Black-tailed Gnatcatcher
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
gnatcatcher sp.
Rock Wren
Canyon Wren
Marsh Wren
Bewick's Wren
Cactus Wren
wren sp.
European Starling
Crissal Thrasher
Northern Mockingbird
American Robin
Phainopepla
House Sparrow
House Finch
Lesser Goldfinch
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Lawrence's Goldfinch
Chipping Sparrow
Black-throated Sparrow
Lark Sparrow
Song Sparrow
Abert's Towhee
new world sparrow sp.
Yellow-breasted Chat
Yellow-headed Blackbird
Western Meadowlark
Hooded Oriole
Bullock's Oriole
Baltimore Oriole
Red-winged Blackbird
Brown-headed Cowbird
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Great-tailed Grackle
blackbird sp.
Lucy's Warbler
Common Yellowthroat
Yellow Warbler
Wilson's Warbler
new world warbler sp.
Summer Tanager
Western Tanager
Northern Cardinal
Black-headed Grosbeak
Blue Grosbeak
Indigo Bunting
Lazuli/Indigo Bunting
passerine sp.

KEY:| = insufficient data | = rare to widespread

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