Ashy Storm-Petrel
NameAshy Storm-Petrel
Common NameAshy Storm-Petrel
Scientific NameHydrobates homochroa
FamilyHydrobatidae
Wingspan (cm)44.5
Length (cm)21
Weight (g)45
Plumage DetailsUniformly sooty-gray to brownish-gray plumage overall, appearing slightly paler on the underwing coverts. Lacks a distinct white rump patch, which helps distinguish it from many other storm-petrel species.
Vocalization / CallVocalizations are primarily heard at breeding colonies at night, consisting of a series of chattering, purring, or 'peep-peep-peep' notes.
Primary Dietcarnivore
Primary Habitatscoastal
Conservation Statusendangered
Geographic RangeBreeds on islands off the coast of California, USA, and Baja California, Mexico. Spends its non-breeding life foraging in the eastern Pacific Ocean, primarily off the coast of North America.
Identifying FeaturesSmall size, Uniform dark gray plumage (no white rump), Long, often forked tail, Buoyant, erratic flight pattern, Pelagic habitat
Description
The Ashy Storm-Petrel is a small, dark seabird with a buoyant, erratic flight over the open ocean. It is characterized by its uniform sooty-gray plumage and a relatively long, often forked tail, spending most of its life at sea.
