Aves | Ciconiiformes | Laridae
Common names | Synonyms | CoL | ITIS | WoRMS
Stienen, E.W.M. and A. Brenninkmeijer. 2002. (Ref. 5815)
Size / Weight / Age
Max length : 45.0 cm TL male/unsexed; (Ref. 8812); max. published weight: 300.00 g (Ref. 356)
Climate / Range
Eastern Central Pacific, Indian Ocean and Atlantic Ocean.
Countries | FAO areas | Ecosystems | Occurrences | Introductions
Culmen: 5.8 cm; tarsus: 2.54 cm; wing: 32.5 cm.
Total Length: 40 to 45 cm; Wingspan: 91 to 94 cm (Ref. 8812). A coastal species (Ref. 356). Primarily foraging inshore. In the North Sea off the east coast of Scotland and northern England, they are known to partially feed on the sandeel, Ammodytes marinus. Breeding pairs share incubation and chick-rearing duties in nesting colonies. They surface-feed by scooping prey from the water and carry it in their bills (Ref. 95711). Displays plunge-diving behavior (Ref. 356). Adults feed their chicks with regurgitated food (Ref. 95711).
IUCN Red List Status (Ref. 114614)
CITES status (Ref. 94142)
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Estimation of some characteristics with mathematical models
Low to moderate vulnerability (35 of 100)