Range Description: Buller's Shearwater - Puffinus bulleri

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 - Wintering only: 446,769 square km
Central America - Wintering only: 332,308 square km
Mexico - Wintering only: 1,488,964 square km
South America - Wintering only: 1,580,932 square km
U.S.A. - Wintering only: 2,401,057 square km