species
109.
species
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species
113.
species
115.
species
121.
species
136.
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217.
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315.
Mallard x American Black Duck (hybrid)
Western x Glaucous-winged Gull (hybrid)
Bufflehead x Common Goldeneye (hybrid)
Common x Barrow's Goldeneye (hybrid)
Great Black-backed x Glaucous Gull (hybrid)
Redhead x Lesser Scaup (hybrid)
Common Goldeneye x Hooded Merganser (hybrid)
Gadwall x Mallard (hybrid)
Tufted Duck x scaup sp. (hybrid)
Snow x Canada Goose (hybrid)
Herring x Glaucous-winged Gull (hybrid)
Ring-necked Duck x Lesser Scaup (hybrid)
Eurasian x American Wigeon (hybrid)
Herring x Lesser Black-backed Gull (hybrid)
Herring x Great Black-backed Gull (hybrid)
Mute x Trumpeter Swan (hybrid)
White-crowned x Golden-crowned Sparrow (hybrid)
Greater White-fronted x Canada Goose (hybrid)
American Wigeon x Mallard (hybrid)
Redhead x scaup sp. (hybrid)
Herring x Glaucous Gull (hybrid)
Red-shouldered x Red-tailed Hawk (hybrid)
Domestic goose sp. x Canada Goose (hybrid)
House x Eurasian Tree Sparrow (hybrid)
Mallard x Northern Pintail (hybrid)
Muscovy Duck x Mallard (hybrid)
Tufted Duck x Lesser Scaup (hybrid)
Greater White-fronted x Cackling Goose (hybrid)
Graylag x Canada Goose (hybrid)
Tufted Duck x Greater Scaup (hybrid)
Redhead x Ring-necked Duck (hybrid)
Cooper's Hawk x American Goshawk (hybrid)
Snow x Cackling Goose (hybrid)
Ring-necked Duck x scaup sp. (hybrid)
Dark-eyed Junco x White-throated Sparrow (hybrid)
Glaucous x Glaucous-winged Gull (hybrid)
Cackling/Canada Goose
blackbird sp.
Common/Red-breasted Merganser
large alcid sp.
shorebird sp.
Trumpeter/Tundra Swan
dabbling duck sp.
passerine sp.
Common/Barrow's Goldeneye
Common/Hoary Redpoll
Great/Double-crested Cormorant
Mallard/American Black Duck
Tree/Violet-green Swallow
American Three-toed/Black-backed Woodpecker
Sharp-shinned/Cooper's Hawk
large falcon sp.
Domestic goose sp. (Domestic type)
Bohemian/Cedar Waxwing
small falcon sp.
diurnal raptor sp.
Snow/Ross's Goose
Western/Glaucous-winged Gull
Ruby-crowned/Golden-crowned Kinglet
Western/Eastern Meadowlark
Cooper's Hawk/American Goshawk
sapsucker sp.
Calidris sp.
Horned/Eared Grebe
new world warbler sp.
Short-billed/Long-billed Dowitcher
American/Fish Crow
Spizella sp./American Tree Sparrow
crossbill sp.
Parasitic/Pomarine Jaeger
Zonotrichia sp.
Bronzed/Brown-headed Cowbird
Black-capped/Mountain Chickadee
Long-eared/Short-eared Owl
Branta sp.
ptarmigan sp.
Thick-billed/Common Murre
Varied Thrush/American Robin
Herring/Iceland Gull
Yellow-bellied/Red-naped Sapsucker
White-crowned/White-throated Sparrow
Rusty/Brewer's Blackbird
Buteo/eagle sp.
Common/Yellow-billed Loon
Loggerhead/Northern Shrike
shearwater sp.
King/Common Eider