French: Mouette scopuline German: Rotschnabelmöwe Spanish: Gaviota Plateada Neozelandesa
J. R. Forster
Dusky Sound, South Island, New Zealand
New Zealand, breeding mainly on E coasts of North I and South I, and inland at L Rotorua (North I); also Stewart I, Chathams, Bounties, Snares, Aucklands and Campbell I.
37 cm; 245–360 g; wingspan 91–96 cm. Head, body and tail white; mantle and wing-coverts pale grey; outer primaries black, tipped white, with large white mirrors;... read more
Coasts, lakes, rubbish dumps, sewage outfalls, fishing piers, wet lawns, and fields. Breeds on... read more
Food and feeding
In breeding season, mainly euphausiid krill (Nyctiphanes australis) and other planktonic crustaceans, but also earthworms, insects... read more
Most data from 29-year study of Kaikoura colony (NE South I). Begins nesting Jul; prolonged egg-laying (late Sept to Dec), with peak in Oct... read more
Leaves breeding areas in mid-Jan. Most adults remain within 380 km of colony, while juveniles... read more
Status and conservation
Not globally threatened. Total population probably over 500,000 pairs. As with many gulls, this species has increased dramatically through most of 20th century, benefiting... read more
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