General description:
Slender build, head smaller, with bill long and thin. Head motted above giving way to pale forehead. In worn plumage can have white crescent at base of tail. Juvenile as adult.
Conservation status:
Not Threatened.
Diagnostic description:
Slender build, head smaller, with bill long and thin. Head motted above giving way to pale forehead. In worn plumage can have white crescent at base of tail. Juvenile as adult.
Behaviour:
Size:
48 cm, 440-545 g, wingspan 122 cm
Phylogeny:
Taxonomy:
- Procellaria leucomelas Temminck, 1835, seas of Japan and Nagasaki Bay. Monotypic. (source: Handbook of the Birds of World)
Dispersal:
Large flocks occurs off New Guinea
Distribution:
Distribution:
- NE Japan, Izu and Ryukyu Is to Pescadores Is (Taiwan); islands off E China and Korea.
Habitat:
Marine and partly pelagic, also occurring over inshore waters. Typically breeds on offshore islands, occupying forested hills.
Trophic strategy:
Mainly fish and squid. Prey captured by surface-seizing, also makes shallow plunges.
Reproduction:
Starts March. Colonial. Movements – migrates S toward Australia.
Taxonomic name: