Range Description: Manx Shearwater - Puffinus puffinus

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: 1,086,834 square km
South America - Wintering only: 1,530,678 square km
U.S.A. - Wintering only: 607,038 square km