French: Pétrel des Bonin German: Boninsturmvogel Spanish: Petrel de las Bonin
north Pacific Ocean
NW Pacific Ocean, breeding on Ogasawara (Bonin) Is and Iwo (Volcano) Is; also on W Hawaiian Is.
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
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