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Native and Naturalized (685)
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Exotic: Provisional (8)
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Exotic: Escapee (76)
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Hybrids (139)
- Song x Swamp Sparrow (hybrid) Melospiza melodia x georgianaDetails:
- American Redstart x Magnolia Warbler (hybrid) Setophaga ruticilla x magnoliaDetails:
- Thick-billed x Common Murre (hybrid) Uria lomvia x aalgeDetails:
- Ruddy Turnstone x White-rumped Sandpiper (hybrid) Arenaria interpres x Calidris fuscicollisDetails:
- Bay-breasted x Blackburnian Warbler (hybrid) Setophaga castanea x fuscaDetails:
- Calliope x Rufous Hummingbird (hybrid) Selasphorus calliope x rufusDetails:
- Surf x White-winged Scoter (hybrid) Melanitta perspicillata x deglandiDetails:
- Barnacle x Cackling Goose (hybrid) Branta leucopsis x hutchinsiiDetails:
- MacGillivray's x Mourning Warbler (hybrid) Geothlypis tolmiei x philadelphiaDetails:
- Wood Duck x Mallard (hybrid) Aix sponsa x Anas platyrhynchosDetails:
- Cooper's Hawk x American Goshawk (hybrid) Accipiter cooperii x atricapillusDetails:
- Ross's x Cackling Goose (hybrid) Anser rossii x Branta hutchinsiiDetails:
- Oriental Turtle-Dove x Eurasian Collared-Dove (hybrid) Streptopelia orientalis x decaoctoDetails:
- Tennessee x Nashville Warbler (hybrid) Leiothlypis peregrina x ruficapillaDetails:
- Northern Shoveler x Gadwall (hybrid) Spatula clypeata x Mareca streperaDetails:
- Song x Lincoln's Sparrow (hybrid) Melospiza melodia x lincolniiDetails:
- Northern Pintail x Green-winged Teal (hybrid) Anas acuta x creccaDetails:
- Common x Roseate Tern (hybrid) Sterna hirundo x dougalliiDetails:
- Bufflehead x goldeneye sp. (hybrid) Bucephala albeola x clangula/islandicaDetails:
- Blue-winged x Green-winged Teal (hybrid) Spatula discors x Anas creccaDetails:
- Wood Duck x Hooded Merganser (hybrid) Aix sponsa x Lophodytes cucullatusDetails:
- Steller's Jay x California Scrub-Jay (hybrid) Cyanocitta stelleri x Aphelocoma californicaDetails:
- Ring-necked x Green Pheasant (hybrid) Phasianus colchicus x versicolorDetails:
- Snow/Ross's x Cackling/Canada Goose (hybrid) Anser caerulescens/rossii x Branta hutchinsii/canadensisDetails:
- Red-tailed x Rough-legged Hawk (hybrid) Buteo jamaicensis x lagopusDetails:
- Steller's x Blue Jay (hybrid) Cyanocitta stelleri x cristataDetails:
- Lapland Longspur x Snow Bunting (hybrid) Calcarius lapponicus x Plectrophenax nivalisDetails:
- Canvasback x Ring-necked Duck (hybrid) Aythya valisineria x collarisDetails:
- Glossy x White-faced Ibis (hybrid) Plegadis falcinellus x chihiDetails:
- Barn x Cliff Swallow (hybrid) Hirundo rustica x Petrochelidon pyrrhonotaDetails:
- Black-necked Stilt x American Avocet (hybrid) Himantopus mexicanus x Recurvirostra americanaDetails:
- Black-chinned x Anna's Hummingbird (hybrid) Archilochus alexandri x Calypte annaDetails:
- Barrow's Goldeneye x Hooded Merganser (hybrid) Bucephala islandica x Lophodytes cucullatusDetails:
- Greater White-fronted x Cackling Goose (hybrid) Anser albifrons x Branta hutchinsiiDetails:
- Pine Siskin x American Goldfinch (hybrid) Spinus pinus x tristisDetails:
- Carolina x Black-capped Chickadee (hybrid) Poecile carolinensis x atricapillusDetails:
- Anna's x Rufous Hummingbird (hybrid) Calypte anna x Selasphorus rufusDetails:
- Redhead x scaup sp. (hybrid) Aythya americana x marila/affinisDetails:
- Townsend's x Black-throated Green Warbler (hybrid) Setophaga townsendi x virensDetails:
- Cinnamon x Green-winged Teal (hybrid) Spatula cyanoptera x Anas creccaDetails:
- Cinnamon Teal x Northern Shoveler (hybrid) Spatula cyanoptera x clypeataDetails:
- Clay-colored x Field Sparrow (hybrid) Spizella pallida x pusillaDetails:
- Gadwall x American Wigeon (hybrid) Mareca strepera x americanaDetails:
- Orange-crowned x Nashville Warbler (hybrid) Leiothlypis celata x ruficapillaDetails:
- Redhead x Greater Scaup (hybrid) Aythya americana x marilaDetails:
- Graylag x Swan Goose (hybrid) Anser anser x cygnoidesDetails:
- Warbling x Red-eyed Vireo (hybrid) Vireo gilvus x olivaceusDetails:
- Magnolia x Chestnut-sided Warbler (hybrid) Setophaga magnolia x pensylvanicaDetails:
- Magnolia x Yellow-rumped Warbler (hybrid) Setophaga magnolia x coronataDetails:
- Snow x Greater White-fronted Goose (hybrid) Anser caerulescens x albifronsDetails:
- Nashville x Magnolia Warbler (hybrid) Leiothlypis ruficapilla x Setophaga magnoliaDetails:
- Magnolia x Black-throated Blue Warbler (hybrid) Setophaga magnolia x caerulescensDetails:
- Tufted Duck x Lesser Scaup (hybrid) Aythya fuligula x affinisDetails:
- Chipping x Field Sparrow (hybrid) Spizella passerina x pusillaDetails:
- Dark-eyed Junco x White-throated Sparrow (hybrid) Junco hyemalis x Zonotrichia albicollisDetails:
- Black-chinned x Rufous Hummingbird (hybrid) Archilochus alexandri x Selasphorus rufusDetails:
- Black-throated Gray x Townsend's Warbler (hybrid) Setophaga nigrescens x townsendiDetails:
- Red-shouldered x Red-tailed Hawk (hybrid) Buteo lineatus x jamaicensisDetails:
- Western x Eastern Kingbird (hybrid) Tyrannus verticalis x tyrannusDetails:
- Spotted x Eastern Towhee (hybrid) Pipilo maculatus x erythrophthalmusDetails:
- White-crowned x Golden-crowned Sparrow (hybrid) Zonotrichia leucophrys x atricapillaDetails:
- Northern Shoveler x Mallard (hybrid) Spatula clypeata x Anas platyrhynchos
- Ring-necked x Tufted Duck (hybrid) Aythya collaris x fuligulaDetails:
- Glaucous-winged x Slaty-backed Gull (hybrid) Larus glaucescens x schistisagus
- King x Common Eider (hybrid) Somateria spectabilis x mollissimaDetails:
- Muscovy Duck x Mallard (hybrid) Cairina moschata x Anas platyrhynchos
- Ring-necked Duck x scaup sp. (hybrid) Aythya collaris x marila/affinisDetails:
- Bufflehead x Hooded Merganser (hybrid) Bucephala albeola x Lophodytes cucullatusDetails:
- American Wigeon x Northern Pintail (hybrid) Mareca americana x Anas acuta
- goldeneye sp. x Hooded Merganser (hybrid) Bucephala clangula/islandica x Lophodytes cucullatus
- Redhead x Lesser Scaup (hybrid) Aythya americana x affinisDetails:
- Golden-crowned x White-throated Sparrow (hybrid) Zonotrichia atricapilla x albicollisDetails:
- Yellow-bellied x Red-breasted Sapsucker (hybrid) Sphyrapicus varius x ruberDetails:
- Herring x California Gull (hybrid) Larus argentatus x californicusDetails:
- Tufted Duck x Greater Scaup (hybrid) Aythya fuligula x marilaDetails:
- Ring-necked Duck x Lesser Scaup (hybrid) Aythya collaris x affinisDetails:
- Canvasback x scaup sp. (hybrid) Aythya valisineria x marila/affinisDetails:
- Buff-breasted x White-rumped Sandpiper (hybrid) Calidris subruficollis x fuscicollisDetails:
- Mute x Trumpeter Swan (hybrid) Cygnus olor x buccinatorDetails:
- Gadwall x Northern Pintail (hybrid) Mareca strepera x Anas acutaDetails:
- Sandhill x Common Crane (hybrid) Antigone canadensis x Grus grusDetails:
- Violet-green x Cliff Swallow (hybrid) Tachycineta thalassina x Petrochelidon pyrrhonotaDetails:
- Barnacle x Canada Goose (hybrid) Branta leucopsis x canadensisDetails:
- Great Black-backed x Glaucous Gull (hybrid) Larus marinus x hyperboreus
- Black-capped x Mountain Chickadee (hybrid) Poecile atricapillus x gambeliDetails:
- White-rumped x Pectoral Sandpiper (hybrid) Calidris fuscicollis x melanotosDetails:
- Swan Goose x Canada Goose (hybrid) Anser cygnoides x Branta canadensisDetails:
- Palm x Yellow-rumped Warbler (hybrid) Setophaga palmarum x coronataDetails:
- Bullock's x Baltimore Oriole (hybrid) Icterus bullockii x galbulaDetails:
- Canvasback x Redhead (hybrid) Aythya valisineria x americanaDetails:
- Yellow-bellied x Red-naped Sapsucker (hybrid) Sphyrapicus varius x nuchalis
- Red-naped x Red-breasted Sapsucker (hybrid) Sphyrapicus nuchalis x ruberDetails:
- Townsend's x Hermit Warbler (hybrid) Setophaga townsendi x occidentalisDetails:
- Snow x Cackling Goose (hybrid) Anser caerulescens x Branta hutchinsiiDetails:
- Dunlin x White-rumped Sandpiper (hybrid) Calidris alpina x fuscicollisDetails:
- Greater White-fronted x Canada Goose (hybrid) Anser albifrons x Branta canadensisDetails:
- American Wigeon x Mallard (hybrid) Mareca americana x Anas platyrhynchosDetails:
- Lazuli x Indigo Bunting (hybrid) Passerina amoena x cyaneaDetails:
- Glaucous x Glaucous-winged Gull (hybrid) Larus hyperboreus x glaucescensDetails:
- Common x Hoary Redpoll (hybrid) Acanthis flammea x hornemanniDetails:
- Black-headed x Ring-billed Gull (hybrid) Chroicocephalus ridibundus x Larus delawarensisDetails:
- Bufflehead x Common Goldeneye (hybrid) Bucephala albeola x clangulaDetails:
- Laughing x Ring-billed Gull (hybrid) Leucophaeus atricilla x Larus delawarensis
- American Wigeon x Green-winged Teal (hybrid) Mareca americana x Anas creccaDetails:
- Tufted Duck x scaup sp. (hybrid) Aythya fuligula x marila/affinisDetails:
- Wood x Mandarin Duck (hybrid) Aix sponsa x galericulata
- House x Eurasian Tree Sparrow (hybrid) Passer domesticus x montanusDetails:
- Rose-breasted x Black-headed Grosbeak (hybrid) Pheucticus ludovicianus x melanocephalus
- Western x Clark's Grebe (hybrid) Aechmophorus occidentalis x clarkiiDetails:
- Mourning Warbler x Common Yellowthroat (hybrid) Geothlypis philadelphia x trichasDetails:
- Greater Sage-Grouse x Sharp-tailed Grouse (hybrid) Centrocercus urophasianus x Tympanuchus phasianellusDetails:
- Herring x Glaucous-winged Gull (hybrid) Larus argentatus x glaucescensDetails:
- Eastern x Mountain Bluebird (hybrid) Sialia sialis x currucoidesDetails:
- Herring x Lesser Black-backed Gull (hybrid) Larus argentatus x fuscusDetails:
- Blue-winged Teal x Northern Shoveler (hybrid) Spatula discors x clypeataDetails:
- Domestic goose sp. x Canada Goose (hybrid) Anser sp. (Domestic type) x Branta canadensisDetails:
- Golden-winged x Blue-winged Warbler (hybrid) Vermivora chrysoptera x cyanopteraDetails:
- Graylag x Canada Goose (hybrid) Anser anser x Branta canadensis
- Eurasian x American Wigeon (hybrid) Mareca penelope x americana
- White-crowned x White-throated Sparrow (hybrid) Zonotrichia leucophrys x albicollisDetails:
- Snow x Ross's Goose (hybrid) Anser caerulescens x rossiiDetails:
- Redhead x Ring-necked Duck (hybrid) Aythya americana x collarisDetails:
- Western x Eastern Meadowlark (hybrid) Sturnella neglecta x magna
- Chipping x Clay-colored Sparrow (hybrid) Spizella passerina x pallidaDetails:
- Ring-necked Duck x Greater Scaup (hybrid) Aythya collaris x marilaDetails:
- Common x Barrow's Goldeneye (hybrid) Bucephala clangula x islandica
- Herring x Glaucous Gull (hybrid) Larus argentatus x hyperboreus
- Gadwall x Green-winged Teal (hybrid) Mareca strepera x Anas crecca
- Gadwall x Mallard (hybrid) Mareca strepera x Anas platyrhynchosDetails:
- Snow x Canada Goose (hybrid) Anser caerulescens x Branta canadensisDetails:
- Blue-winged x Cinnamon Teal (hybrid) Spatula discors x cyanopteraDetails:
- Herring x Great Black-backed Gull (hybrid) Larus argentatus x marinusDetails:
- Common Goldeneye x Hooded Merganser (hybrid) Bucephala clangula x Lophodytes cucullatus
- Lawrence's Warbler (hybrid) Vermivora chrysoptera x cyanoptera (F2 backcross)Details:
- Sharp-tailed Grouse x Greater Prairie-Chicken (hybrid) Tympanuchus phasianellus x cupidoDetails:
- Western x Glaucous-winged Gull (hybrid) Larus occidentalis x glaucescens
- Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripesDetails:
- Mallard x Northern Pintail (hybrid) Anas platyrhynchos x acuta
- Brewster's Warbler (hybrid) Vermivora chrysoptera x cyanoptera (F1 hybrid)Details:
Additional Taxa (319)
- Charadrius sp. Charadrius sp.Details:
- Dark-eyed Junco/Pine Warbler Junco hyemalis/Setophaga pinusDetails:
- Bronzed/Brown-headed Cowbird Molothrus aeneus/aterDetails:
- Western/Eastern Cattle Egret Bubulcus ibis/coromandusDetails:
- Pallas's/Reed Bunting Emberiza pallasi/schoeniclusDetails:
- Procellaria sp. Procellaria sp.Details:
- Hen/Northern Harrier Circus cyaneus/hudsoniusDetails:
- Passer sp. Passer sp.Details:
- Ring-necked/Green Pheasant Phasianus colchicus/versicolorDetails:
- Haliaeetus/Icthyophaga sp. Haliaeetus/Icthyophaga sp.Details:
- Rallina sp. Rallina sp.Details:
- Cassin's/Plumbeous Vireo Vireo cassinii/plumbeusDetails:
- Eastern/Chihuahuan Meadowlark Sturnella magna/lilianaeDetails:
- Tree/Olive-backed Pipit Anthus trivialis/hodgsoniDetails:
- corvid sp. Corvidae sp.Details:
- Long-tailed/Pomarine Jaeger Stercorarius longicaudus/pomarinusDetails:
- new world quail sp. Odontophoridae sp.Details:
- kingfisher sp. Alcedinidae sp.Details:
- old world quail sp. Synoicus/Coturnix sp.Details:
- Rock/Band-tailed Pigeon Columba livia/Patagioenas fasciata
- sparrow/warbler sp. (trilling song) Passerellidae/Parulidae sp. (trilling song)Details:
- Caprimulgus sp. Caprimulgus sp.Details:
- Great/Medium Egret Ardea alba/intermediaDetails:
- lark sp. Alaudidae sp.Details:
- Phylloscopus sp. Phylloscopus sp.Details:
- Yellow-browed/Hume's Warbler Phylloscopus inornatus/humeiDetails:
- Striated/Green Heron Butorides striata/virescensDetails:
- Common/Rain Quail Coturnix coturnix/coromandelicaDetails:
- Red-eyed/Yellow-green Vireo Vireo olivaceus/flavoviridisDetails:
- small swift sp. Apodidae sp. (small swift sp.)Details:
- LeConte's/Nelson's Sparrow Ammospiza leconteii/nelsoniDetails:
- Sooty/Bridled Tern Onychoprion fuscatus/anaethetusDetails:
- yellow-bellied kingbird sp. Tyrannus sp. (yellow-bellied)Details:
- vireo sp. (Red-eyed Vireo complex) Vireo sp. (Red-eyed Vireo complex)
- small bittern sp. Ixobrychus sp.Details:
- House/Eurasian Tree Sparrow Passer domesticus/montanusDetails:
- White-winged/Stejneger's Scoter Melanitta deglandi/stejnegeri
- Mallard/Mexican Duck Anas platyrhynchos/diazi
- Velvet/White-winged/Stejneger's Scoter Melanitta fusca/deglandi/stejnegeri
- albatross sp. Diomedeidae sp.Details:
- Antrostomus sp. Antrostomus sp.Details:
- Summer/Scarlet Tanager Piranga rubra/olivaceaDetails:
- Aquila sp. Aquila sp.Details:
- Herring/Glaucous-winged Gull Larus argentatus/glaucescensDetails:
- Purple/Rock Sandpiper Calidris maritima/ptilocnemisDetails:
- large rail sp. Rallus sp. (large Rallus sp.)Details:
- new world martin sp. (Progne sp.) Progne sp.Details:
- curlew sp. Numenius sp.Details:
- Common/Spotted Sandpiper Actitis hypoleucos/macularius
- pheasant sp. Phasianidae sp. (pheasant sp.)Details:
- sulid sp. Sulidae sp.Details:
- Columba sp. Columba sp.Details:
- Eurasian/African Collared-Dove Streptopelia decaocto/roseogriseaDetails:
- pelican sp. Pelecanus sp.Details:
- phoebe sp. Sayornis sp.Details:
- Red-shouldered/Broad-winged Hawk Buteo lineatus/platypterusDetails:
- Double-crested/Neotropic Cormorant Nannopterum auritum/brasilianumDetails:
- Western/Chihuahuan Meadowlark Sturnella neglecta/lilianaeDetails:
- raven sp. Corvus sp. (raven sp.)Details:
- Brown/Long-billed Thrasher Toxostoma rufum/longirostre
- Ardea sp. Ardea sp.Details:
- Bubo sp. Bubo sp.Details:
- Chimney/Vaux's Swift Chaetura pelagica/vauxiDetails:
- Laughing/Franklin's Gull Leucophaeus atricilla/pipixcanDetails:
- large tern sp. Hydroprogne/Thalasseus sp.Details:
- Carolina/Black-capped Chickadee Poecile carolinensis/atricapillusDetails:
- Bullock's/Black-backed Oriole Icterus bullockii/abeilleiDetails:
- King/Clapper Rail Rallus elegans/crepitansDetails:
- Sedge/Marsh Wren Cistothorus stellaris/palustrisDetails:
- Sharp-tailed/Pectoral Sandpiper Calidris acuminata/melanotosDetails:
- Ruby-throated/Black-chinned Hummingbird Archilochus colubris/alexandriDetails:
- snipe sp. Gallinago sp.Details:
- auklet sp. Ptychoramphus/Aethia sp.
- large swift sp. Apodidae sp. (large swift sp.)Details:
- Hydrobates sp. Hydrobates sp.Details:
- King/Virginia Rail Rallus elegans/limicolaDetails:
- cuckoo sp. (Cuculidae sp.) Cuculidae sp.
- Serinus sp. Serinus sp.Details:
- Cathartes sp. Cathartes sp.
- new world vulture sp. Cathartidae sp.Details:
- Tyrannus sp. Tyrannus sp.Details:
- Connecticut/MacGillivray's/Mourning Warbler Oporornis/Geothlypis sp. (Mourning-type)Details:
- Haemorhous sp. Haemorhous sp.Details:
- American/Fish Crow Corvus brachyrhynchos/ossifragusDetails:
- Arctic/Pacific Loon Gavia arctica/pacifica
- parid sp. Paridae sp.Details:
- whistling-duck sp. Dendrocygna sp.Details:
- Chaetura sp. Chaetura sp.
- Northern Cardinal/Pyrrhuloxia Cardinalis cardinalis/sinuatusDetails:
- small plover sp. Charadrius/Anarhynchus sp.
- Sturnella meadowlark sp. Sturnella sp.Details:
- Herring/Lesser Black-backed Gull Larus argentatus/fuscusDetails:
- crane sp. Gruidae sp.Details:
- violetear sp. Colibri sp.Details:
- Eastern/Mexican Whip-poor-will Antrostomus vociferus/arizonaeDetails:
- Yellow-legged/Lesser Black-backed Gull Larus michahellis/fuscusDetails:
- Snow/McKay's Bunting Plectrophenax nivalis/hyperboreusDetails:
- Scripps's/Guadalupe Murrelet (Xantus's Murrelet) Synthliboramphus scrippsi/hypoleucusDetails:
- large albatross sp. Diomedea sp.Details:
- Tachycineta sp. Tachycineta sp.Details:
- Pterodroma sp. Pterodroma sp.Details:
- Coccyzus sp. Coccyzus sp.
- Asio sp. Asio sp.
- Melanerpes sp. Melanerpes sp.Details:
- Cliff/Cave Swallow Petrochelidon pyrrhonota/fulvaDetails:
- Common Ringed/Semipalmated Plover Charadrius hiaticula/semipalmatusDetails:
- Streptopelia sp. Streptopelia sp.Details:
- Boat-tailed/Great-tailed Grackle Quiscalus major/mexicanusDetails:
- Tropical/Couch's Kingbird Tyrannus melancholicus/couchiiDetails:
- Lazuli/Indigo Bunting Passerina amoena/cyanea
- Cory's/Great Shearwater Calonectris diomedea/Ardenna gravis
- Turdus sp. Turdus sp.Details:
- gull/tern sp. Laridae sp.Details:
- frigatebird sp. Fregata sp.Details:
- Red/Black Kite Milvus milvus/migransDetails:
- parakeet sp. Psittaciformes sp. (parakeet sp.)Details:
- Zonotrichia sp. Zonotrichia sp.Details:
- grackle sp. Quiscalus sp.
- ibis sp. Threskiornithidae sp. (ibis sp.)Details:
- Common/Yellow-billed Loon Gavia immer/adamsiiDetails:
- Townsend's/Hermit Warbler Setophaga townsendi/occidentalisDetails:
- Eurasian/American Wigeon Mareca penelope/americana
- Rufous/Allen's Hummingbird Selasphorus rufus/sasin
- Leiothlypis sp. Leiothlypis sp.Details:
- mimid sp. Mimidae sp.
- lovebird sp. Agapornis sp.Details:
- nighthawk sp. Chordeiles sp.Details:
- black-and-white shearwater sp. Puffinus sp. (black-and-white shearwater sp.)Details:
- Black-capped/Mountain Chickadee Poecile atricapillus/gambeli
- Cassin's/Western Kingbird Tyrannus vociferans/verticalisDetails:
- Lincoln's/Swamp Sparrow Melospiza lincolnii/georgiana
- Taiga/Tundra Bean-Goose Anser fabalis/serrirostrisDetails:
- Dryobates sp. Dryobates sp.Details:
- Rallus sp. Rallus sp.Details:
- Boreal/Northern Saw-whet Owl Aegolius funereus/acadicusDetails:
- parrot sp. Psittaciformes sp. (parrot sp.)Details:
- pewee sp. (Contopus sp.) Contopus sp.Details:
- Pheucticus sp. Pheucticus sp.Details:
- Grasshopper/Henslow's Sparrow Ammodramus savannarum/Centronyx henslowii
- Anser sp. Anser sp.Details:
- wagtail sp. Motacilla sp.Details:
- pygmy-owl/saw-whet owl sp. Glaucidium/Aegolius sp. (pygmy-owl/saw-whet owl sp.)Details:
- Sooty/Short-tailed Shearwater Ardenna grisea/tenuirostrisDetails:
- Selasphorus sp. Selasphorus sp.Details:
- Passerina sp. Passerina sp.Details:
- pipit sp. Anthus sp.Details:
- Cassin's/Blue-headed Vireo Vireo cassinii/solitarius
- Anas sp. Anas sp.
- Ammospiza sp. Ammospiza sp.Details:
- Long-tailed/Parasitic Jaeger Stercorarius longicaudus/parasiticus
- Acanthis/Spinus sp. Acanthis/Spinus sp.
- Rose-breasted/Black-headed Grosbeak Pheucticus ludovicianus/melanocephalusDetails:
- nightjar sp. Caprimulgidae sp.Details:
- Podiceps sp. Podiceps sp.
- murrelet sp. Brachyramphus/Synthliboramphus sp.
- Black-throated Gray/Townsend's Warbler Setophaga nigrescens/townsendi
- Yellow-bellied/Red-naped Sapsucker Sphyrapicus varius/nuchalis
- Long-eared/Short-eared Owl Asio otus/flammeusDetails:
- procellariid sp. Procellariidae sp.Details:
- Chlidonias sp. Chlidonias sp.Details:
- towhee sp. Melozone/Pipilo sp.Details:
- white egret sp. Egretta/Bubulcus/Ardea sp.Details:
- tanager sp. (Piranga sp.) Piranga sp.Details:
- large shorebird sp. Scolopacidae sp. (large shorebird sp.)Details:
- Western/Eastern Wood-Pewee Contopus sordidulus/virensDetails:
- Scolopacidae sp. Scolopacidae sp.
- Cooper's Hawk/American Goshawk Accipiter cooperii/atricapillus
- Common/Short-billed Gull Larus canus/brachyrhynchusDetails:
- Snow/Ross's Goose Anser caerulescens/rossii
- Domestic goose sp. (Domestic type) Anser sp. (Domestic type)Details:
- large falcon sp. Falco sp. (large falcon sp.)Details:
- Western/Clark's Grebe Aechmophorus occidentalis/clarkiiDetails:
- Dusky/Sooty Grouse Dendragapus obscurus/fuliginosus
- storm-petrel sp. Oceanitidae/Hydrobatidae sp.Details:
- Oceanites sp. Oceanites sp.Details:
- ptarmigan sp. Lagopus sp.Details:
- storm-petrel sp. (white-rumped) Oceanitidae/Hydrobatidae sp. (white-rumped)Details:
- jay sp. Corvidae sp. (jay sp.)Details:
- Western/Semipalmated Sandpiper Calidris mauri/pusilla
- Great/Double-crested Cormorant Phalacrocorax carbo/Nannopterum auritum
- redpoll sp. Acanthis sp.
- Setophaga sp. Setophaga sp.Details:
- moorhen/coot/gallinule sp. Gallinula/Fulica/Porphyrio sp.
- godwit sp. Limosa sp.
- Bullock's/Baltimore Oriole Icterus bullockii/galbulaDetails:
- Tringa sp. Tringa sp.Details:
- Parasitic/Pomarine Jaeger Stercorarius parasiticus/pomarinusDetails:
- Varied Thrush/American Robin Ixoreus naevius/Turdus migratorius
- new world goldfinch sp. Spinus sp. (goldfinch sp.)
- Spizella sp. Spizella sp.
- MacGillivray's/Mourning Warbler Geothlypis tolmiei/philadelphia
- jaeger/skua sp. Stercorarius sp.
- Surf/Black Scoter Melanitta perspicillata/americana
- Blue-winged/Cinnamon Teal Spatula discors/cyanoptera
- Red-naped/Red-breasted Sapsucker Sphyrapicus nuchalis/ruber
- flamingo sp. Phoenicopteridae sp.Details:
- Gray-cheeked/Bicknell's Thrush Catharus minimus/bicknelli
- Forster's/Common Tern Sterna forsteri/hirundo
- Branta sp. Branta sp.
- crow sp. Corvus sp. (crow sp.)
- Western/Glaucous-winged Gull Larus occidentalis/glaucescens
- Yellow-crowned/Black-crowned Night Heron Nycticorax nycticorax/Nyctanassa violaceaDetails:
- diurnal raptor sp. Accipitriformes/Falconiformes sp.Details:
- Tree/Violet-green Swallow Tachycineta bicolor/thalassinaDetails:
- Spotted/Eastern Towhee (Rufous-sided Towhee) Pipilo maculatus/erythrophthalmusDetails:
- Myiarchus sp. Myiarchus sp.Details:
- waterfowl sp. Anatidae sp.Details:
- shrike sp. Lanius sp.Details:
- Purple/Cassin's Finch Haemorhous purpureus/cassiniiDetails:
- pigeon/dove sp. Columbidae sp.
- Buteo/eagle sp. Buteo/eagle sp.
- Ruffed/Spruce Grouse Bonasa umbellus/Canachites canadensis
- Spinus sp. Spinus sp.
- grouse sp. Tetraoninae sp.Details:
- Golden/Bald Eagle Aquila chrysaetos/Haliaeetus leucocephalus
- bird sp. Aves sp.Details:
- shearwater sp. Procellariidae sp. (shearwater sp.)Details:
- Hammond's/Dusky Flycatcher Empidonax hammondii/oberholseri
- Red/Red-necked Phalarope Phalaropus fulicarius/lobatusDetails:
- Rusty/Brewer's Blackbird Euphagus carolinus/cyanocephalus
- Common/Arctic Tern Sterna hirundo/paradisaeaDetails:
- skua sp. Stercorarius sp. (skua sp.)Details:
- swift sp. Apodidae sp.
- bluebird sp. Sialia sp.
- Common/Wilson's Snipe Gallinago gallinago/delicataDetails:
- golden-plover sp. Pluvialis dominica/apricaria/fulva
- large alcid sp. Alca/Uria sp.
- Thick-billed/Common Murre Uria lomvia/aalgeDetails:
- Bohemian/Cedar Waxwing Bombycilla garrulus/cedrorum
- hummingbird sp. Trochilidae sp.Details:
- American Three-toed/Black-backed Woodpecker Picoides dorsalis/arcticusDetails:
- Nelson's/Saltmarsh Sparrow (Sharp-tailed Sparrow) Ammospiza nelsoni/caudacutaDetails:
- Philadelphia/Red-eyed Vireo Vireo philadelphicus/olivaceusDetails:
- eider sp. Somateria sp.Details:
- new world oriole sp. Icterus sp.Details:
- solitary vireo sp. Vireo cassinii/solitarius/plumbeus
- white-winged gull sp. Larus sp. (white-winged gull sp.)Details:
- plover sp. Charadriidae sp.Details:
- passerine sp. Passeriformes sp.Details:
- eagle sp. Accipitridae sp. (eagle sp.)Details:
- Glossy/White-faced Ibis Plegadis falcinellus/chihiDetails:
- wren sp. Troglodytidae sp.Details:
- falcon sp. Falco sp.Details:
- Loggerhead/Northern Shrike Lanius ludovicianus/borealisDetails:
- nuthatch sp. Sitta sp.Details:
- teal sp. Anatidae sp. (teal sp.)Details:
- new world sparrow sp. Passerellidae sp.Details:
- Calidris sp. Calidris sp.Details:
- chickadee sp. Poecile sp.Details:
- sapsucker sp. Sphyrapicus sp.Details:
- Pacific/Winter Wren Troglodytes pacificus/hiemalisDetails:
- longspur sp. Calcarius/Rhynchophanes sp.Details:
- Aythya sp. Aythya sp.Details:
- Common/Hoary Redpoll Acanthis flammea/hornemanniDetails:
- new world flycatcher sp. Tyrannidae sp.
- King/Common Eider Somateria spectabilis/mollissimaDetails:
- Sterna sp. Sterna sp.Details:
- woodpecker sp. Picidae sp.Details:
- new world warbler sp. Parulidae sp.Details:
- Louisiana/Northern Waterthrush Parkesia motacilla/noveboracensis
- phalarope sp. Phalaropus sp.Details:
- jaeger sp. Stercorarius sp. (jaeger sp.)Details:
- cormorant sp. Phalacrocoracidae sp.
- peep sp. Calidris sp. (peep sp.)Details:
- American/Pacific Golden-Plover (Lesser Golden-Plover) Pluvialis dominica/fulvaDetails:
- Common/Barrow's Goldeneye Bucephala clangula/islandicaDetails:
- Herring/Iceland Gull Larus argentatus/glaucoides
- goose sp. Anatidae (goose sp.)
- grebe sp. Podicipedidae sp.Details:
- alcid sp. Alcidae sp.
- rail/crake sp. Rallidae sp. (rail/crake sp.)Details:
- vireo sp. Vireo sp.Details:
- swallow sp. Hirundinidae sp.
- Accipiter sp. Accipiter sp.
- Empidonax sp. Empidonax sp.Details:
- shorebird sp. Charadriiformes sp.Details:
- small falcon sp. Falco sp. (small falcon sp.)Details:
- Yellow-billed/Black-billed Cuckoo Coccyzus americanus/erythropthalmus
- Buteo sp. Buteo sp.
- Eurasian/American Goshawk Accipiter gentilis/atricapillusDetails:
- scoter sp. Melanitta sp.
- loon sp. Gavia sp.
- Philadelphia/Warbling Vireo Vireo philadelphicus/gilvus
- Horned/Eared Grebe Podiceps auritus/nigricollisDetails:
- Larus sp. Larus sp.
- Black-bellied Plover/golden-plover sp. Pluvialis sp.
- Bay-breasted/Blackpoll Warbler Setophaga castanea/striata
- thrush sp. Turdidae sp.
- White-crowned/White-throated Sparrow Zonotrichia leucophrys/albicollis
- Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperii
- Golden-winged/Blue-winged Warbler Vermivora chrysoptera/cyanoptera
- owl sp. Strigiformes sp.Details:
- swan sp. Cygnus sp.Details:
- merganser sp. Mergellus/Lophodytes/Mergus sp.Details:
- Spizella sp./American Tree Sparrow Spizella/Spizelloides sp.
- blackbird sp. Icteridae sp.
- crow/raven sp. Corvus sp.
- hawk sp. Accipitridae sp. (hawk sp.)
- duck sp. Anatidae (duck sp.)
- Common/Red-breasted Merganser Mergus merganser/serrator
- Short-billed/Long-billed Dowitcher Limnodromus griseus/scolopaceus
- dabbling duck sp. Anatidae sp. (dabbling duck sp.)
- Ruby-crowned/Golden-crowned Kinglet Corthylio calendula/Regulus satrapaDetails:
- House/Purple Finch Haemorhous mexicanus/purpureus
- Catharus sp. Catharus sp.
- Lesser/Greater Yellowlegs Tringa flavipes/melanoleuca
- Whimbrel/Eurasian Curlew Numenius phaeopus/arquataDetails:
- Cackling/Canada Goose Branta hutchinsii/canadensis
- Trumpeter/Tundra Swan Cygnus buccinator/columbianus
- Mallard/American Black Duck Anas platyrhynchos/rubripes
- gull sp. Larinae sp.
- tern sp. Sterninae sp.
- heron sp. Ardeidae sp.
- Downy/Hairy Woodpecker Dryobates pubescens/villosus
- crossbill sp. Loxia sp.Details:
- Greater/Lesser Scaup Aythya marila/affinisDetails:
- Western/Eastern Meadowlark Sturnella neglecta/magnaDetails:
- finch sp. Fringillidae sp.Details:
- Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/trailliiDetails: