Range Description: Rhinoceros Auklet - Cerorhinca monocerata

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: 64,192 square km; Wintering only: 87,375 square km
Mexico - Wintering only: 226,867 square km
U.S.A. - Breeding only: 463,313 square km; Wintering only: 415,422 square km