Global Range: Coastal North Pacific, Mazatlan and Baja California to Vancouver Island (males in fall and winter); breeds on San Miguel, San Nicolas, Santa Barbara, and San Clemente islands in southern California; largest breeding colony is on San Miguel Island; a few pups are born occasionally at South Farallon and Ano Nuevo islands off central California; in Mexico, breeds on the Coronados, Guadalupe, San Martin, Cedros, and San Benito islands off the Pacific coast of Baja California, and there are many smaller colonies on islands in the Gulf of California (Keith et al. 1984, Reeves et al. 1992). Galapagos and eastern Asian populations, sometimes included in this species, are now regarded as distinct species.