Matsudaira's storm petrel (''Hydrobates matsudairae'') is a species of

seabird Seabirds (also known as marine birds) are birds that are adaptation, adapted to life within the marine ecosystem, marine environment. While seabirds vary greatly in lifestyle, behaviour and physiology, they often exhibit striking convergent ...

in the family

Hydrobatidae Northern storm petrels are seabirds in the genus ''Hydrobates'' in the Family (biology), family Hydrobatidae, part of the order Procellariiformes. The family was once Lumpers and splitters, lumped with the similar austral storm petrels in the co ...

. It breeds solely in the

Volcano Islands The or are a group of three Japanese-governed islands in Micronesia. They lie south of the Ogasawara Islands and belong to the municipality of Ogasawara, Tokyo, Tokyo Metropolis, Japan. The islands are all active volcanoes lying ato ...

in the northwest

Pacific Ocean The Pacific Ocean is the largest and deepest of Earth's five Borders of the oceans, oceanic divisions. It extends from the Arctic Ocean in the north to the Southern Ocean, or, depending on the definition, to Antarctica in the south, and is ...

, and winters in the Indian Ocean. Its common name and Latin binomial commemorate the Japanese ornithologist Yorikatsu Matsudaira. It was formerly defined in the genus ''

Oceanodroma Northern storm petrels are seabirds in the genus ''Hydrobates'' in the family Hydrobatidae, part of the order Procellariiformes. The family was once lumped with the similar austral storm petrels in the combined storm petrels, but have been spl ...

'' before that genus was synonymized with '' Hydrobates''. The genus name ''Bianchoma'' Mathews, 1943 was created for this particular species, though that name is now a synonym of ''Hydrobates.'' As the image shows, Matsudaira's storm petrel can be told by its blackish alula feathers, which are offset by white bases to its dark primaries. The tail is long and greatly forked, and the beak is also lengthy with a pronounced hook at its tip.

References

Matsudaira's storm petrel Birds of Japan Matsudaira's storm petrel Matsudaira's storm petrel Taxonomy articles created by Polbot {{procellariiformes-stub