Eastern Central Pacific (B) (NB), Mexico (B), Northeast Pacific (NB), USA (NB).
Islands off western coast of Baja California.
 
Rarity Status
Currently this species is not classified as a rarity in this country OR information has not been updated.
Population
Estimated population is 160,000 (2010).
Status NT
Destruction of nesting burrows by introduced herbivores and predation by feral cats are the main threats.
For more information see BirdLife International Species Factsheet.
Black-vented Shearwater (Puffinus opisthomelas) [XC190213]
by id from Los Angeles County, California, United States (call)
Nest
In a burrow in sandy soil and rocky crevices.
Subspecies
Considered by some authors to be a subspecies of Manx Shearwater (Puffinus puffinus).
No subspecies.
Similar Species
Townsend's Shearwater (Puffinus auricularis) which is smaller with quicker wing-beats, clean cut black-and-white plumage and white flank patches, Pink-footed Shearwater (Ardenna creatopus) which is larger and flies higher and Audubon's Shearwater (Puffinus lherminieri) which is smaller.
References
See References.