Range Description: Little Blue Heron - Egretta caerulea

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:

Caribbean - Resident year-round: 233,075 square km
Central America - Resident year-round: 343 square km; Wintering only: 510,482 square km
Mexico - Resident year-round: 277,551 square km; Wintering only: 665,899 square km; Migration only: 130,581 square km
South America - Resident year-round: 4,153,062 square km; Wintering only: 177 square km
U.S.A. - Resident year-round: 349,975 square km; Breeding only: 635,719 square km; Wintering only: 362 square km; Migration only: 1,545,272 square km