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: 469,762 square km; Wintering only: 56,216 square km; Migration only: 51,316 square km
Central America - Wintering only: 20,449 square km
Mexico - Wintering only: 168,260 square km
South America - Wintering only: 178,891 square km
U.S.A. - Breeding only: 904,748 square km; Wintering only: 158,037 square km; Migration only: 865,434 square km