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Twenty Mile River mouth
Bird List
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Native and Naturalized (124)
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Exotic: Provisional (1)
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Hybrids (1)
- Herring x Glaucous-winged Gull (hybrid) Larus argentatus x glaucescens
Additional Taxa (25)
- gull sp. Larinae sp.
- Greater/Lesser Scaup Aythya marila/affinis
- Herring/Glaucous-winged Gull Larus argentatus/glaucescens
- Common/Red-breasted Merganser Mergus merganser/serratorDetails:
- Short-billed/Long-billed Dowitcher Limnodromus griseus/scolopaceus
- duck sp. Anatidae (duck sp.)
- goose sp. Anatidae (goose sp.)
- Eurasian/American Wigeon Mareca penelope/americana
- Cackling/Canada Goose Branta hutchinsii/canadensis
- Common/Barrow's Goldeneye Bucephala clangula/islandica
- swallow sp. Hirundinidae sp.
- dabbling duck sp. Anatidae sp. (dabbling duck sp.)
- Lesser/Greater Yellowlegs Tringa flavipes/melanoleuca
- Western/Semipalmated Sandpiper Calidris mauri/pusilla
- Tree/Violet-green Swallow Tachycineta bicolor/thalassina
- tern sp. Sterninae sp.
- Trumpeter/Tundra Swan Cygnus buccinator/columbianus
- peep sp. Calidris sp. (peep sp.)Details:
- Common/Hoary Redpoll Acanthis flammea/hornemanni
- new world sparrow sp. Passerellidae sp.
- new world warbler sp. Parulidae sp.
- passerine sp. Passeriformes sp.Details:
- Calidris sp. Calidris sp.
- Larus sp. Larus sp.
- merganser sp. Mergellus/Lophodytes/Mergus sp.