Updated ~27 hr(s) ago.
399 species (+127 other taxa) | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | ||
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Snow/Ross's Goose
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Graylag x Swan Goose (hybrid)
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Snow x Greater White-fronted Goose (hybrid)
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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/Cinnamon Teal
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Eurasian x American Wigeon (hybrid)
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
Muscovy Duck x Mallard (hybrid)
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Gadwall x Mallard (hybrid)
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teal sp.
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dabbling duck sp.
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Greater/Lesser Scaup
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Aythya sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
scoter sp.
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merganser sp.
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duck sp.
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California x Gambel's Quail (hybrid)
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
California/Gambel's Quail
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new world quail sp.
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Horned/Eared Grebe
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Western x Clark's Grebe (hybrid)
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
Western/Clark's Grebe
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pigeon/dove sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
Chimney/Vaux's Swift
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swift sp.
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Anna's/Costa's Hummingbird
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Rufous/Allen's Hummingbird
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hummingbird sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
moorhen/coot/gallinule sp.
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rail/crake sp.
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American x Black Oystercatcher (hybrid)
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American/Black Oystercatcher
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
small plover sp.
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Short-billed/Long-billed Dowitcher
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Red/Red-necked Phalarope
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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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Tringa sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
peep sp.
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Calidris sp.
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large shorebird sp.
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shorebird sp.
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Parasitic/Pomarine Jaeger
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jaeger sp.
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large alcid sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
Scripps's/Craveri's Murrelet
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alcid 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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Western x Glaucous-winged Gull (hybrid)
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Herring x Glaucous-winged Gull (hybrid)
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Western/Glaucous-winged Gull
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Larus sp.
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gull sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
Forster's/Common Tern
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Sterna sp.
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Elegant/Royal Tern
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Thalasseus sp.
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large tern sp.
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tern sp.
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loon sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
Leach's/Townsend's/Ainley's Storm-Petrel
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storm-petrel sp.
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Sooty/Short-tailed Shearwater
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shearwater sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
Double-crested/Neotropic Cormorant
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cormorant sp.
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pelican sp.
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Yellow-crowned/Black-crowned Night Heron
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
white egret sp.
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Sharp-shinned/Cooper's Hawk
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
Accipiter sp.
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Buteo sp.
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Buteo/eagle sp.
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hawk sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
owl sp.
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Red-naped x Red-breasted Sapsucker (hybrid)
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sapsucker sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
Downy x Nuttall's Woodpecker (hybrid)
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Nuttall's x Ladder-backed Woodpecker (hybrid)
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Nuttall's/Ladder-backed Woodpecker
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woodpecker sp.
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large falcon sp.
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small falcon sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
falcon sp.
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diurnal raptor sp.
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Domestic lovebird sp. (Domestic type)
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Red-crowned x Lilac-crowned Parrot (hybrid)
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Red-crowned/Lilac-crowned Parrot
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Amazona sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
large parakeet sp. (former Aratinga sp.)
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parakeet sp.
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parrot sp.
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pewee sp. (Contopus sp.)
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Alder/Willow Flycatcher (Traill's Flycatcher)
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Hammond's/Dusky Flycatcher
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
Empidonax sp.
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Myiarchus sp.
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Cassin's/Western Kingbird
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
yellow-bellied kingbird sp.
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Cassin's/Plumbeous Vireo
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vireo sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
crow/raven sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
swallow sp.
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white-eye sp.
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nuthatch sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
gnatcatcher sp.
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wren sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
Toxostoma sp.
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Catharus sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
Haemorhous sp.
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Spinus 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 | |||
Sagebrush/Bell's Sparrow (Sage Sparrow)
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new world sparrow sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
Orchard/Hooded Oriole
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Bullock's/Baltimore Oriole
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new world oriole sp.
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Red-winged/Tricolored Blackbird
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
blackbird 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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new world warbler sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
tanager sp. (Piranga sp.)
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Lazuli/Indigo Bunting
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Passerina sp.
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passerine sp.
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Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |||
bird sp.
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KEY:| = insufficient data | = rare to widespread