Ashy Storm Petrel

Hydrobates homochroa

IUCN: Endangered

Taxonomy

Order: Procellariiformes
Family: Hydrobatidae
Genus: Hydrobates
eBird Code: asspet

Distribution

breeds islands off California and northern Baja California, from Mendocino County (northwestern California) patchily southward to Isla Todos Santos (northwestern Baja California); ranges coastal California Current to northern California (including Monterey Bay) and north-central Baja California

Data Sources

AviList 2025 eBird (asspet) Avibase

Taxonomy data from AviList 2025.

← Back to species list