Divers (Gaviidae)

Great Northern Diver (Gavia immer) - HBW 1, p. 172

French: Plongeon imbrin German: Eistaucher Spanish: Colimbo Grande
Other common names: Common/Black-billed Loon

Taxonomy: Colymbus Immer Brünnich, 1764, Faeroes.
Hybridization with G. arctica reported. Monotypic.

Distribution: Mainly Nearctic, where breeds between 48° N and Arctic Circle, in places S to c. 40° N, and N to c. 78° N; in N Atlantic also breeds in Greenland, Iceland, Bear I and very occasionally Scotland. Winters mainly along coasts of N Atlantic and NE Pacific, also stopping off in Great Lakes.