French: Sterne tara German: Weißstirn-Seeschwalbe Spanish: Charrán maorí
J. F. Gmelin
Subspecies and Distribution
S. s. incerta
Mathews, 1912 – Flinders I and Cape Barren I, off NE Tasmania.
S. s. striata
J. F. Gmelin, 1789 – North I, South I and Stewart I (New Zealand).
S. s. aucklandorum
Mathews, 1929 – Chatham Is and Auckland Is.
39–42 cm; 103–160 g. Crown black, with narrow white forehead and lores; upperparts pale grey, including long tail which extends beyond folded wingtip; underparts... read more
The main call is a high-pitched “siet”; a harsh “keark” or “keeahk” is given by birds defending... read more
Coastal areas, nesting on rocky or sandy beaches and shingle islands in rivers, also on coastal... read more
Food and feeding
Almost exclusively fish; also shrimps. Feeds in surf zone or several kilometres out to sea, often in flocks. Plunge-dives from 7–10 m... read more
Lays Oct–Dec. Most colonies contain 100–500 pairs, but solitary pairs reported at margin of range. Some colonies stable for... read more
Most remain in New Zealand in winter but some disperse N there. Some, mostly immatures, disperse to... read more
Status and conservation
Not globally threatened. Currently considered Near Threatened). The great majority breed in New Zealand, where survey results from the 1990s suggested a total population of... read more
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