Gull-billed Tern Gelochelidon nilotica (Gmelin, JF, 1789)

Order: Charadriiformes Family: Laridae Status: Vagrant to Madeira

Gelochelidon nilotica Biometrics

Wingspan: 100 - 115 cm (Beaman & Madge, 2011)
Total length: 35 - 38 cm (Beaman & Madge, 2011)
Weight: 200 - 250 g (Hume, 2002)

Status

Madeira local status by Romano et al, 2010: Exceptional
Madeira local status by Zino et al, 1995: Only 1 record
Conservation status by the IUCN Red List Categories, 2013: Least Concern ver 3.1

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