Hooded Mergansers are small ducks with a thin bill and a fan-shaped, collapsible crest that makes the head look oversized and oblong. In flight, the wings are thin and the tail is relatively long and rounded.
Smaller than a Red-breasted Merganser; larger than a Bufflehead.crow-sized
- Both Sexes
- Length: 15.8-19.3 in (40-49 cm)
- Weight: 16.0-31.0 oz (453-879 g)
- Wingspan: 23.6-26.0 in (60-66 cm)