French: Pétrel à ailes noires German: Schwarzflügel-Sturmvogel Spanish: Petrel alinegro
SW & C Pacific Ocean, breeding from Lord Howe I and Norfolk I E to Kermadec Is, extending N to islets off New Caledonia and S to islets off North Island (New Zealand) and Chatham Is; also Cook Is and Austral Is (SC Pacific). Breeding suspected but not proven in E Australia (islets off Queensland and New South Wales)#R#R. Regularly recorded and recently found breeding on Round I (N Mauritius)#R, and recorded also on St Paul I#R, but status in Indian Ocean still unclear.
28–30 cm; 131–228 g; wingspan 63–71 cm. Rather small grey-and-white, masked, gadfly petrel with boldly contrasting underwing pattern. Forehead grey or... read more
Apparently silent at sea. Calls all day at colonies in Norfolk I group. Flight call a rapidly... read more
Marine and highly pelagic, avoiding land except during breeding. Breeds on oceanic islands, often... read more
Food and feeding
Little known; mainly cephalopods and prawns, but also includes insects (sea skaters, Halobates), at least occasionally and perhaps... read more
Returns to breeding sites between mid and late Oct (Kermadecs, Phillip I and New Caledonia) and mid to late Nov (Chathams), with egg-laying... read more
Concentrated in SW Pacific during breeding season, mainly over subtropical waters between 25º... read more
Status and conservation
Not globally threatened (Least Concern). Total population perhaps numbers 8,000,000–10,000,000 birds and range is currently expanding; 2,00,000–3,000,000 pairs on... read more
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