Range Description: Double-crested Cormorant - Phalacrocorax auritus

Summary of the extent of the breeding, wintering, migration and year-round range of this species in the Western Hemisphere, including Canada, U.S.A. and Mexico:

Canada - Resident year-round: 6,340 square km; Breeding only: 1,277,880 square km; Wintering only: 102,410 square km; Migration only: 470,374 square km
Caribbean - Resident year-round: 162,266 square km; Wintering only: 11,402 square km
Central America - Resident year-round: 273 square km; Wintering only: 502 square km
Mexico - Resident year-round: 188,724 square km; Wintering only: 372,287 square km
U.S.A. - Resident year-round: 508,126 square km; Breeding only: 1,692,610 square km; Wintering only: 2,075,456 square km; Migration only: 4,179,175 square km