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 - Breeding only: 4,476,119 square km; Migration only: 419,461 square km
Caribbean - Wintering only: 211,659 square km
Central America - Wintering only: 479,771 square km; Migration only: 28,815 square km
Mexico - Wintering only: 216,205 square km; Migration only: 261,446 square km
South America - Wintering only: 655,438 square km
U.S.A. - Breeding only: 280,913 square km; Migration only: 5,105,682 square km