Range Description: Nazca Booby - Sula granti

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:

Central America - Resident year-round: 150,264 square km
Mexico - Resident year-round: 364,900 square km; Breeding only: 7 square km
South America - Resident year-round: 509,231 square km; Breeding only: 8,026 square km