The southern conterpart of the Atlantic and Pacific species but monotypic, and
largely invariable in plumage terms, some birds are lighter or darker but there are no morphs as such. A common Antarctic breeder, particular
concentrations occur on South Orkney and South Sandwich. Widely dispersed north in the Austral winter, some birds reaching South African, Australian
and New Zealand waters; "wrecks " are not uncommon, but the cold water Humboldt Current takes younger birds as far as Peru and even Ecuador.
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HOMEPAGE