- Hydrobates homochroa
Oceanodroma homochroa
Identification
Length 8" (20 cm), wingspan 17-18" (43-46 cm). Grey-brown, paler than other storm-petrels found in range, pale grey-brown underwing coverts, carpal bars and edges of upper tail coverts. Wingbeats shallow and rapid, glides less than other storm-petrels.
Distribution
North and Central America: breeds on islands off California; ranges to southern Baja California Mexico.
Rated Near Threatened by BirdLife International[2], Red category on the Audubon Watchlist.
Taxonomy
This is a monotypic species.[1]
Behaviour
Diet
The diet includes fish, squid, crustaceans and krill.
Breeding
They lay one egg in a nest in a rock burrow. Like most petrels they return to the nest at night to feed the chick, with both adults taking responsibility for incubating and rearing the young.
References
- Clements, J. F., T. S. Schulenberg, M. J. Iliff, S. M. Billerman, T. A. Fredericks, J. A. Gerbracht, D. Lepage, B. L. Sullivan, and C. L. Wood. 2021. The eBird/Clements checklist of Birds of the World: v2021. Downloaded from https://www.birds.cornell.edu/clementschecklist/download/
- BirdLife International
- Whatbird
Recommended Citation
- BirdForum Opus contributors. (2025) Ashy Storm Petrel. In: BirdForum, the forum for wild birds and birding. Retrieved 2 May 2025 from https://www.birdforum.net/opus/Ashy_Storm_Petrel
External Links
To search for the scientific name Hydrobates homochroa, use;
To search for the scientific name Oceanodroma homochroa, use;
To search for the common name Ashy Storm Petrel, use;
GSearch checked for 2020 platform.
