| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Somateria fischeri (Brandt, 1847) |
Spectacled eider | Arctic | |
| Somateria mollissima (Linnaeus, 1758) |
Common eider | Northern Pacific, Northern Atlantic and the Arctic | |
| Somateria spectabilis (Linnaeus, 1758) |
King eider | Northeast Pacific, Northern Atlantic and the Arctic |