Common names from other countries
Environment: milieu / climate zone / depth range / distribution range
Ecologia
Pelágico(a,os,as); intervalo de profundidade 0 - 2 m (Ref. 119695). Tropical; 34°N - 47°S, 180°W - 180°E
Indo-Pacific, Atlantic and Antarctic Indian Ocean.
Length at first maturity / Tamanho / Peso / Idade
Maturity: Lm ?  range ? - ? cm Max length : 45.0 cm TL macho/indeterminado; (Ref. 8812); Peso máx. publicado: 167.00 g (Ref. 356)
Culmen: 4.16 cm; tarsus: 5.715 cm; wing: 28.1 cm.
Total Length: 40 to 45 cm; Wingspan: 79 to 86 cm (Ref. 8812, 84934). Total population is 300,000 to 500,000 pairs. Tropical populations are sedentary while subtropical populations are more dispersive (Ref. 84934). Found nearshore to <100 km offshore (Ref. 356). Breeds aseasonally and colonially on cliffs, flat beaches, bare ground, and in bushes and trees on tropical and subtropical islands (Ref. 84934, 87784). Double-brooded (Ref. 84934). Highly pelagic and gregarious. Typically in large feeding flocks far out at sea over shoals of predatory fish (Ref. 91362). Foraging behavior includes dipping and snatching food from the sea surface (Refs. 356, 84934, 87784) rarely plunge-diving or settling on water (Ref. 84934, 87784, 91362).
Enticott, J. and D. Tipling. 1997. (Ref. 84934)
Categoria na Lista Vermelha da IUCN (Ref. 130435)
Categoria CITES (Ref. 108899)
Not Evaluated
Not Evaluated
Utilização humana
| FishSource |
Ferramentas
Fontes da internet
Estimates based on models
Resiliência
Elevada, tempo mínimo de duplicação da população menor que 15 meses (K=9.04-38.85).
Vulnerabilidade
Low to moderate vulnerability (35 of 100).
Categoria de preço
Unknown.