Red List of South African Species

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diagnostics

100-110 cm. 6-7 kg. Sexes differ slightly in plumage colouration. Highly variable with plumage gradually whitening over a period of 20 years, more slowly than Wandering Albatross. Indistinguishable from the latter at sea (Ryan 2005a).

trophic

The breeding cycle of the Tristan Albatross lasts for 12 months and is biennial except if breeding fails early, when it will attempt to breed the following year (Cooper 2000a, ACAP 2009a). Mate fidelity is high (Cooper 2000a). A generation length of 28.7 years is provided by BirdLife International (2014a). The species is a surface-seizer feeding predominantly on cephalopods and fish (ACAP 2009a).

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