G. R. Gray, 1843,
No locality = area of Three Kings Islands, off north-west New Zealand.
Formerly considered conspecific with M. bassanus and M. capensis (but see both). Hybridization with wandering individuals of M. capensis recorded in Australasian region#R. Proposed race rex (listed for “New Zealand”) inseparable from birds in rest of range. Type locality often given as Tasmania, but specific name serrator was first associated with drawing of adult from sea NW of New Zealand#R. Monotypic.
Breeds on coasts of SE Australia, Tasmania and New Zealand; also small colony at Norfolk I. Winters on adjacent waters and up W & E coasts of Australia as far as Tropic of Capricorn.
Food and feeding
Status and conservation
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