Common Eider
Somateria mollissima
Taxonomy
- Order
- Anseriformes
- Family
- Anatidae
- Genus
- Somateria
- eBird Code
- comeid
Subspecies (6)
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Somateria mollissima borealis
breeds northeastern arctic Canada, Greenland, and Iceland to Franz Josef Land; winters from Iceland and southern Greenland to the Maritime Provinces (Canada)
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Somateria mollissima dresseri
breeds coastal Labrador to Maine; winters to Long Island, New York
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Somateria mollissima faeroeensis
resident, Faroe, Shetland, and Orkney islands, and Outer Hebrides (western Scotland)
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Somateria mollissima mollissima
breeds coasts of northwestern Eurasia; winters to coastal southern France
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Somateria mollissima sedentaria
resident, coasts and islands of Hudson Bay to James Bay
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Somateria mollissima v-nigrum
breeds Arctic coasts of northeastern Siberia to Alaska and southern British Columbia; winters to Bering Sea and Aleutian Islands
Data Sources
Taxonomy data from AviList 2025.