A small, stocky diving duck with a large, oddly shaped, oblong head. The bill is relatively small and the forehead relatively steep compared with a Common Goldeneye.
Larger than a Bufflehead, smaller than a Common Merganser.crow-sized
- Length: 16.9-19.1 in (43-48.4 cm)
- Weight: 37.9-46.6 oz (1075-1320 g)
- Wingspan: 27.6-28.7 in (70-73 cm)
- Weight: 20.5-30.7 oz (580-870 g)