French: Océanite de Wilson German: Buntfuß-Sturmschwalbe Spanish: Paíño de Wilson
Subspecies and Distribution
O. o. chilensis
Murphy, 1936 – breeds Tierra del Fuego; ranges N at least as far as Peru.
O. o. oceanicus
(Kuhl, 1820) – all major oceans, breeding on subantarctic islands, from Cape Horn E to Kerguelen and Heard I.
O. o. exasperatus
Mathews, 1912 – all major oceans, breeding on South Sandwich Is, the islands of Scotia Sea and coastal Antarctica.
15–20 cm; 28–50 g; wingspan 34–42 cm. Small blackish storm-petrel with long legs, square-ended tail and white horseshoe on uppertail-coverts. Head and... read more
From ground, both sexes utter bisyllabic, nasal and highly individual grating call, “aark-aark”,... read more
Marine; prefers cold waters over continental shelf or inshore, especially during breeding season;... read more
Food and feeding
Mostly planktonic crustaceans, especially krill (Euphausia), and fish (Protomyctophum); also small squid, polychaetes,... read more
Best studied on South Orkney Is, Crozet Is and South Georgia. Starts Nov/Dec, with most breeders usually having returned to colonies by... read more
Transequatorial migrant; spends off season in middle (subtropical and temperate) latitudes of N... read more
Status and conservation
Not globally threatened (Least Concern). Traditionally considered one of most abundant of all seabirds and numbers generally considered to be stable, with total population... read more
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