Updated ~35 hr(s) ago.
481 species (+142 other taxa) | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | ||
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Snow x Ross's Goose (hybrid)
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Snow/Ross's Goose
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Domestic goose sp. (Domestic type)
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Cackling/Canada Goose
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
goose sp.
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Blue-winged x Cinnamon Teal (hybrid)
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Blue-winged/Cinnamon Teal
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Blue-winged Teal x Northern Shoveler (hybrid)
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
Eurasian x American Wigeon (hybrid)
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Northern Shoveler x Mallard (hybrid)
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Gadwall x Mallard (hybrid)
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Mallard x Mexican Duck (hybrid)
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teal sp.
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dabbling duck sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
Greater/Lesser Scaup
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Aythya sp.
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Common x Barrow's Goldeneye (hybrid)
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Common/Barrow's Goldeneye
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
merganser sp.
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duck sp.
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California/Gambel's Quail
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new world quail sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
Horned/Eared Grebe
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Podiceps sp.
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Western x Clark's Grebe (hybrid)
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Western/Clark's Grebe
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grebe sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
Eurasian/African Collared-Dove
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pigeon/dove sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
nighthawk sp.
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nightjar sp.
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Chimney/Vaux's Swift
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Chaetura sp.
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swift sp.
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Black-chinned x Anna's Hummingbird (hybrid)
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
Rufous/Allen's Hummingbird
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Selasphorus sp.
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hummingbird sp.
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rail/crake sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
curlew sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
Short-billed/Long-billed Dowitcher
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phalarope sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
Lesser/Greater Yellowlegs
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
peep sp.
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large shorebird sp.
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shorebird sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
Herring x Glaucous Gull (hybrid)
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Herring x Glaucous-winged Gull (hybrid)
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Larus sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
gull sp.
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Chlidonias sp.
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tern sp.
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gull/tern sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
loon sp.
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storm-petrel sp. (dark-rumped)
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storm-petrel sp. (white-rumped)
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storm-petrel sp.
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Double-crested/Neotropic Cormorant
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
white egret sp.
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Glossy/White-faced Ibis
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ibis sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
Sharp-shinned/Cooper's Hawk
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Cooper's Hawk/American Goshawk
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Accipiter sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
Buteo sp.
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hawk sp.
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eagle sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
Spotted/Barred Owl
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owl sp.
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Yellow-bellied/Red-naped Sapsucker
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Red-naped x Red-breasted Sapsucker (hybrid)
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
sapsucker sp.
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Nuttall's x Ladder-backed Woodpecker (hybrid)
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Nuttall's/Ladder-backed Woodpecker
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Nuttall's x Hairy Woodpecker (hybrid)
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Downy/Hairy Woodpecker
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Dryobates sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
woodpecker sp.
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Peregrine x Prairie Falcon (hybrid)
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large falcon sp.
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falcon sp.
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diurnal raptor sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
lovebird sp.
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parrot sp.
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Western/Eastern Wood-Pewee
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Alder/Willow Flycatcher (Traill's Flycatcher)
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
Hammond's/Dusky Flycatcher
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Gray/Dusky Flycatcher
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Empidonax sp.
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phoebe sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
Myiarchus sp.
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Cassin's/Western Kingbird
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yellow-bellied kingbird sp.
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Tyrannus sp.
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new world flycatcher sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
Cassin's/Blue-headed Vireo
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Cassin's/Plumbeous Vireo
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solitary vireo sp.
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vireo sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
California/Woodhouse's Scrub-Jay
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crow/raven sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
Tree/Violet-green Swallow
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Tachycineta sp.
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swallow sp.
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Arctic/Kamchatka Leaf Warbler
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
nuthatch sp.
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gnatcatcher sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
wren sp.
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Toxostoma sp.
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Western x Mountain Bluebird (hybrid)
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
bluebird sp.
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Catharus sp.
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thrush sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
House/Purple Finch
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Purple/Cassin's Finch
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
Haemorhous sp.
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new world goldfinch sp.
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finch sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
Spizella sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
White-crowned x White-throated Sparrow (hybrid)
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Zonotrichia sp.
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Sagebrush/Bell's Sparrow (Sage Sparrow)
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
towhee sp.
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new world sparrow sp.
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Orchard/Hooded Oriole
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
Bullock's/Baltimore Oriole
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new world oriole sp.
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Red-winged/Tricolored Blackbird
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blackbird sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
Leiothlypis sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
yellowthroat sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
Townsend's x Hermit Warbler (hybrid)
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Black-throated Gray/Hermit Warbler
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Townsend's/Hermit Warbler
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
new world warbler sp.
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tanager sp. (Piranga sp.)
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Rose-breasted/Black-headed Grosbeak
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
Lazuli x Indigo Bunting (hybrid)
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Lazuli/Indigo Bunting
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Passerina sp.
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passerine sp.
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bird sp.
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KEY:| = insufficient data | = rare to widespread