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Native and Naturalized (446)
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Exotic: Provisional (2)
Exotic: Escapee (14)
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Hybrids (38)
- MacGillivray's x Mourning Warbler (hybrid) Geothlypis tolmiei x philadelphiaDetails:
- Ross's x Canada Goose (hybrid) Anser rossii x Branta canadensisDetails:
- Mute x Whooper Swan (hybrid) Cygnus olor x cygnusDetails:
- Northern Parula x Yellow-throated Warbler (hybrid) Setophaga americana x dominicaDetails:
- Northern Shoveler x Mallard (hybrid) Spatula clypeata x Anas platyrhynchosDetails:
- Black x Eastern Phoebe (hybrid) Sayornis nigricans x phoebeDetails:
- Eastern x Mountain Bluebird (hybrid) Sialia sialis x currucoidesDetails:
- Snow/Ross's x Cackling/Canada Goose (hybrid) Anser caerulescens/rossii x Branta hutchinsii/canadensisDetails:
- Graylag x Swan Goose (hybrid) Anser anser x cygnoidesDetails:
- Blue-winged Teal x Northern Shoveler (hybrid) Spatula discors x clypeataDetails:
- Eurasian x American Wigeon (hybrid) Mareca penelope x americanaDetails:
- Ross's x Cackling Goose (hybrid) Anser rossii x Branta hutchinsiiDetails:
- Mallard x Mexican Duck (hybrid) Anas platyrhynchos x diaziDetails:
- Redhead x Lesser Scaup (hybrid) Aythya americana x affinisDetails:
- Rose-breasted x Black-headed Grosbeak (hybrid) Pheucticus ludovicianus x melanocephalusDetails:
- Townsend's x Hermit Warbler (hybrid) Setophaga townsendi x occidentalisDetails:
- Bufflehead x Common Goldeneye (hybrid) Bucephala albeola x clangulaDetails:
- Bufflehead x Hooded Merganser (hybrid) Bucephala albeola x Lophodytes cucullatusDetails:
- Bufflehead x goldeneye sp. (hybrid) Bucephala albeola x clangula/islandicaDetails:
- Common x Barrow's Goldeneye (hybrid) Bucephala clangula x islandicaDetails:
- Gadwall x American Wigeon (hybrid) Mareca strepera x americanaDetails:
- Snow x Cackling Goose (hybrid) Anser caerulescens x Branta hutchinsiiDetails:
- Common Goldeneye x Hooded Merganser (hybrid) Bucephala clangula x Lophodytes cucullatusDetails:
- Cinnamon Teal x Northern Shoveler (hybrid) Spatula cyanoptera x clypeataDetails:
- Gadwall x Mallard (hybrid) Mareca strepera x Anas platyrhynchosDetails:
- Glossy x White-faced Ibis (hybrid) Plegadis falcinellus x chihiDetails:
- Redhead x scaup sp. (hybrid) Aythya americana x marila/affinisDetails:
- goldeneye sp. x Hooded Merganser (hybrid) Bucephala clangula/islandica x Lophodytes cucullatusDetails:
- Western x Clark's Grebe (hybrid) Aechmophorus occidentalis x clarkiiDetails:
- Bullock's x Baltimore Oriole (hybrid) Icterus bullockii x galbulaDetails:
- Blue-winged x Cinnamon Teal (hybrid) Spatula discors x cyanopteraDetails:
- Domestic goose sp. x Canada Goose (hybrid) Anser sp. (Domestic type) x Branta canadensisDetails:
- Yellow-bellied x Red-naped Sapsucker (hybrid) Sphyrapicus varius x nuchalisDetails:
- Mallard x Northern Pintail (hybrid) Anas platyrhynchos x acutaDetails:
- Redhead x Ring-necked Duck (hybrid) Aythya americana x collarisDetails:
- Black-capped x Mountain Chickadee (hybrid) Poecile atricapillus x gambeliDetails:
- Ring-necked Duck x Lesser Scaup (hybrid) Aythya collaris x affinis
- Lazuli x Indigo Bunting (hybrid) Passerina amoena x cyaneaDetails:
Additional Taxa (155)
- Cassin's/Blue-headed Vireo Vireo cassinii/solitariusDetails:
- Anas sp. Anas sp.Details:
- cuckoo sp. (Cuculidae sp.) Cuculidae sp.Details:
- Laughing/Franklin's Gull Leucophaeus atricilla/pipixcanDetails:
- nighthawk sp. Chordeiles sp.Details:
- curlew sp. Numenius sp.Details:
- white-winged gull sp. Larus sp. (white-winged gull sp.)Details:
- heron sp. Ardeidae sp.Details:
- swift sp. Apodidae sp.
- small plover sp. Charadrius/Anarhynchus sp.Details:
- Eurasian/American Wigeon Mareca penelope/americana
- Parasitic/Pomarine Jaeger Stercorarius parasiticus/pomarinusDetails:
- mimid sp. Mimidae sp.Details:
- Common/Arctic Tern Sterna hirundo/paradisaeaDetails:
- Tree/Violet-green Swallow Tachycineta bicolor/thalassinaDetails:
- Double-crested/Neotropic Cormorant Nannopterum auritum/brasilianumDetails:
- large swift sp. Apodidae sp. (large swift sp.)
- Mallard/American Black Duck Anas platyrhynchos/rubripesDetails:
- waterfowl sp. Anatidae sp.Details:
- Herring/Iceland Gull Larus argentatus/glaucoidesDetails:
- Chimney/Vaux's Swift Chaetura pelagica/vauxiDetails:
- Cooper's Hawk/American Goshawk Accipiter cooperii/atricapillusDetails:
- screech-owl sp. Megascops sp.Details:
- Domestic goose sp. (Domestic type) Anser sp. (Domestic type)
- Red/Red-necked Phalarope Phalaropus fulicarius/lobatus
- white egret sp. Egretta/Bubulcus/Ardea sp.
- Philadelphia/Warbling Vireo Vireo philadelphicus/gilvus
- jay sp. Corvidae sp. (jay sp.)Details:
- bird sp. Aves sp.Details:
- ibis sp. Threskiornithidae sp. (ibis sp.)Details:
- nightjar sp. Caprimulgidae sp.Details:
- cormorant sp. Phalacrocoracidae sp.
- Myiarchus sp. Myiarchus sp.Details:
- gull/tern sp. Laridae sp.Details:
- Ruby-throated/Black-chinned Hummingbird Archilochus colubris/alexandriDetails:
- Streptopelia sp. Streptopelia sp.Details:
- Western/Semipalmated Sandpiper Calidris mauri/pusilla
- Zonotrichia sp. Zonotrichia sp.Details:
- Rufous/Allen's Hummingbird Selasphorus rufus/sasin
- grackle sp. Quiscalus sp.
- grebe sp. Podicipedidae sp.Details:
- White-crowned/White-throated Sparrow Zonotrichia leucophrys/albicollisDetails:
- Common/Hoary Redpoll Acanthis flammea/hornemanni
- tanager sp. (Piranga sp.) Piranga sp.Details:
- loon sp. Gavia sp.Details:
- Spinus sp. Spinus sp.
- pewee sp. (Contopus sp.) Contopus sp.Details:
- Bullock's/Baltimore Oriole Icterus bullockii/galbula
- MacGillivray's/Mourning Warbler Geothlypis tolmiei/philadelphia
- merganser sp. Mergellus/Lophodytes/Mergus sp.Details:
- scoter sp. Melanitta sp.Details:
- Setophaga sp. Setophaga sp.Details:
- Passerina sp. Passerina sp.Details:
- Scolopacidae sp. Scolopacidae sp.Details:
- longspur sp. Calcarius/Rhynchophanes sp.Details:
- Rose-breasted/Black-headed Grosbeak Pheucticus ludovicianus/melanocephalusDetails:
- crossbill sp. Loxia sp.Details:
- Calidris sp. Calidris sp.Details:
- shrike sp. Lanius sp.
- jaeger sp. Stercorarius sp. (jaeger sp.)Details:
- Lazuli/Indigo Bunting Passerina amoena/cyaneaDetails:
- swan sp. Cygnus sp.
- Sterna sp. Sterna sp.Details:
- thrush sp. Turdidae sp.Details:
- large falcon sp. Falco sp. (large falcon sp.)
- Snow/Ross's Goose Anser caerulescens/rossiiDetails:
- large shorebird sp. Scolopacidae sp. (large shorebird sp.)Details:
- Golden/Bald Eagle Aquila chrysaetos/Haliaeetus leucocephalusDetails:
- new world goldfinch sp. Spinus sp. (goldfinch sp.)
- Tringa sp. Tringa sp.
- Western/Eastern Wood-Pewee Contopus sordidulus/virens
- Spotted/Eastern Towhee (Rufous-sided Towhee) Pipilo maculatus/erythrophthalmus
- Ruby-crowned/Golden-crowned Kinglet Corthylio calendula/Regulus satrapa
- chickadee sp. Poecile sp.
- bluebird sp. Sialia sp.
- Yellow-crowned/Black-crowned Night Heron Nycticorax nycticorax/Nyctanassa violacea
- Purple/Cassin's Finch Haemorhous purpureus/cassiniiDetails:
- Spizella sp. Spizella sp.
- Gray/Dusky Flycatcher Empidonax wrightii/oberholseri
- Glossy/White-faced Ibis Plegadis falcinellus/chihi
- Ammospiza sp. Ammospiza sp.Details:
- Downy/Hairy Woodpecker Dryobates pubescens/villosus
- eagle sp. Accipitridae sp. (eagle sp.)
- blackbird sp. Icteridae sp.
- small falcon sp. Falco sp. (small falcon sp.)Details:
- Rusty/Brewer's Blackbird Euphagus carolinus/cyanocephalus
- falcon sp. Falco sp.
- dabbling duck sp. Anatidae sp. (dabbling duck sp.)
- new world warbler sp. Parulidae sp.
- rosy-finch sp. Leucosticte sp.Details:
- sapsucker sp. Sphyrapicus sp.
- Cassin's/Western Kingbird Tyrannus vociferans/verticalis
- Aythya sp. Aythya sp.Details:
- passerine sp. Passeriformes sp.Details:
- new world oriole sp. Icterus sp.
- Buteo sp. Buteo sp.Details:
- towhee sp. Melozone/Pipilo sp.
- Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperii
- plover sp. Charadriidae sp.
- Short-billed/Long-billed Dowitcher Limnodromus griseus/scolopaceus
- Spizella sp./American Tree Sparrow Spizella/Spizelloides sp.
- Pacific/Winter Wren Troglodytes pacificus/hiemalisDetails:
- Selasphorus sp. Selasphorus sp.
- Bay-breasted/Blackpoll Warbler Setophaga castanea/striataDetails:
- Bohemian/Cedar Waxwing Bombycilla garrulus/cedrorum
- hawk sp. Accipitridae sp. (hawk sp.)
- diurnal raptor sp. Accipitriformes/Falconiformes sp.
- solitary vireo sp. Vireo cassinii/solitarius/plumbeus
- Cackling/Canada Goose Branta hutchinsii/canadensisDetails:
- woodpecker sp. Picidae sp.
- swallow sp. Hirundinidae sp.
- peep sp. Calidris sp. (peep sp.)
- new world sparrow sp. Passerellidae sp.
- crow/raven sp. Corvus sp.
- Black-bellied Plover/golden-plover sp. Pluvialis sp.
- tern sp. Sterninae sp.
- owl sp. Strigiformes sp.Details:
- Dryobates sp. Dryobates sp.
- Catharus sp. Catharus sp.
- Haemorhous sp. Haemorhous sp.
- phalarope sp. Phalaropus sp.Details:
- Loggerhead/Northern Shrike Lanius ludovicianus/borealis
- Accipiter sp. Accipiter sp.
- Horned/Eared Grebe Podiceps auritus/nigricollis
- Buteo/eagle sp. Buteo/eagle sp.Details:
- Larus sp. Larus sp.
- Lesser/Greater Yellowlegs Tringa flavipes/melanoleuca
- Cassin's/Plumbeous Vireo Vireo cassinii/plumbeusDetails:
- Western/Eastern Meadowlark Sturnella neglecta/magna
- Blue-winged/Cinnamon Teal Spatula discors/cyanoptera
- grouse sp. Tetraoninae sp.
- shorebird sp. Charadriiformes sp.Details:
- wren sp. Troglodytidae sp.Details:
- pigeon/dove sp. Columbidae sp.
- Common/Red-breasted Merganser Mergus merganser/serrator
- nuthatch sp. Sitta sp.
- Trumpeter/Tundra Swan Cygnus buccinator/columbianus
- goose sp. Anatidae (goose sp.)Details:
- duck sp. Anatidae (duck sp.)Details:
- Empidonax sp. Empidonax sp.
- teal sp. Anatidae sp. (teal sp.)
- vireo sp. Vireo sp.
- hummingbird sp. Trochilidae sp.
- Hammond's/Dusky Flycatcher Empidonax hammondii/oberholseri
- finch sp. Fringillidae sp.Details:
- Western/Clark's Grebe Aechmophorus occidentalis/clarkii
- Forster's/Common Tern Sterna forsteri/hirundo
- Common/Barrow's Goldeneye Bucephala clangula/islandica
- Black-capped/Mountain Chickadee Poecile atricapillus/gambeli
- Greater/Lesser Scaup Aythya marila/affinis
- Mallard/Mexican Duck Anas platyrhynchos/diaziDetails:
- gull sp. Larinae sp.
- Yellow-bellied/Red-naped Sapsucker Sphyrapicus varius/nuchalis
- new world flycatcher sp. Tyrannidae sp.
- Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/traillii