A very heavyset duck, with a short, thick neck, large head, short legs, and heavy bill with feathering extending halfway to the tip.
Larger than a Surf Scoter, smaller than a Common Eider.between crow and goose
- Both Sexes
- Length: 19.7-20.9 in (50-53 cm)
- Weight: 45.0-61.7 oz (1275-1750 g)
- Wingspan: 33.1 in (84 cm)