Common names from other countries
Classification / Names / Names
Populärnamn | synonymer | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS
Environment: milieu / climate zone / depth range / distribution range
Ekologi
Pelagiska; djupintervall 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 / Size / Vikt / Age
Maturity: Lm ? range ? - ? cm Max length : 45.0 cm TL hane/ej könsbestämd; (Ref. 8812); publicerad maxvikt: 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)
IUCN Red List Status (Ref. 130435)
CITES status (Ref. 108899)
Not Evaluated
Not Evaluated
Human uses
| FishSource |
Verktyg
Internet-källor
Estimates based on models
Resiliens
Hög, lägsta populationsfördubblingstid mindre än 15 månader (K=9.04-38.85).
Vulnerability
Low to moderate vulnerability (35 of 100).
Price category
Unknown.
