Family Petrels, Shearwaters (Procellariidae)

Least Concern

Bonin Petrel (Pterodroma hypoleuca)


French: Pétrel des Bonin German: Boninsturmvogel Spanish: Petrel de las Bonin

Oestrelata hypoleuca


, 1888,

north Pacific Ocean


Usually considered part of assemblage referred to as subgenus Cookilaria. May be closely related to P. leucoptera, P. longirostris and P. pycrofti. Has been considered conspecific with P. nigripennis or P. axillaris. Monotypic.


NW Pacific Ocean, breeding on Ogasawara (Bonin) Is and Iwo (Volcano) Is; also on W Hawaiian Is.

Descriptive notes

30–31 cm; 150–220 g; wingspan 63–71 cm. Has white forehead and foreface reaching anterior superciliary, becoming blackish grey with white scaling on... read more


Reported to vocalize more frequently on the ground than other Pterodroma, from where gives... read more


Marine and highly pelagic, rarely approaching land except at colonies. Breeds on oceanic islands,... read more

Food and feeding

Unique amongst Pterodroma petrels in that diet probably unusually specialized on fish, as well as some squid; also known to take... read more


Starts Dec, and by end of that month c. 80% of burrows may be occupied, followed by pre-laying exodus of c. 24 days and egg-laying... read more


Disperses widely over subtropical NW Pacific, though some birds remain in warm waters to E of Japan... read more

Status and conservation

Not globally threatened (Least Concern). Abundant, with total population estimated at several hundred thousand breeding pairs and perhaps 1,000,000 birds in total; estimated... read more

Recommended citation

Carboneras, C., Jutglar, F. & Kirwan, G.M. (2019). Bonin Petrel (Pterodroma hypoleuca). In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from on 23 March 2019).