Range Description: Black Skimmer - Rynchops niger

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:

Caribbean - Wintering only: 974 square km
Central America - Wintering only: 85,885 square km
Mexico - Resident year-round: 41,658 square km; Wintering only: 87,272 square km; Migration only: 5,414 square km
South America - Resident year-round: 13,718,229 square km; Breeding only: 93,086 square km
U.S.A. - Resident year-round: 354,075 square km; Breeding only: 89,479 square km; Wintering only: 16,323 square km