Large and stocky black-and-white seabird with a thick bill. Nonbreeding birds are dark above and white below with a white throat and lower face.
Stocky seabird with a thick bill and short rounded tail. Nonbreeding birds have white on the throat and the lower part of the face.
Dives from the surface while foraging for schooling fish such as cod and smelt. Also feeds on bottom-dwelling fish, squid, amphipods, and shrimp.
Stocky seabird that typically flies just above surface.
- Medium-sized waterbird.
- Black back and head, white underside.
- Rather stout, pointed bill.
- Throat white in nonbreeding plumage.
Immature DescriptionSimilar to nonbreeding adult, but has slimmer, shorter bill and browner upperparts.
- Both Sexes
- Length: 17.7 in (45 cm)
- Weight: 26.5-52.2 oz (750-1481 g)
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