A large, slim, and long-bodied diving duck with a fairly long neck and a long, thin, serrated bill. A shaggy crest of feathers gives the head a distinctive profile.
Larger than a Ruddy Duck, smaller than a Common Loon.crow-sized
- Both Sexes
- Length: 20.1-25.2 in (51-64 cm)
- Weight: 28.2-47.6 oz (800-1350 g)
- Wingspan: 26.0-29.1 in (66-74 cm)