Aves |
Charadriiformes |
Laridae
Environment: milieu / climate zone / depth range / distribution range
Ecology
Others. Tropical
Atlantic Ocean and Indo-Pacific. Gygis alba candida: Polynesia along the Australian coasts northwards to Torres Straits and Malay Archipelago to India (Ref. 89295).
Length at first maturity / Size / Weight / Age
Maturity: Lm ? range ? - ? cm Max length : 33.0 cm TL male/unsexed; (Ref. 8812); max. published weight: 160.00 g (Ref. 356)
Culmen: 3.2 cm; tarsus: 1.44 cm; wing: 25.2 cm.
Total Length: 28 to 33 cm; Wingspan: 70 to 87 cm (Ref. 8812). Coastal (Ref. 356). Exclusively marine. Breeds at many tropical and subtropical oceanic islands (Ref. 91362). Solitary breeder; uniquely, lays a single egg on tree branch without any nest. Inquisitive; hovers around nest site in presence of human intruders (Ref. 91362). Exhibits dipping behavior (Ref. 356) or surface diving (Ref. 122680). Feeds mainly on fish (Refs. 81748, 122680) driven to the surface by large, predatory fish (Ref. 122680). Diet consists mostly of juvenile goatfish and flying fish (Ref. 122680).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Stiles, F.G. 1984. (Ref. 5856)
IUCN Red List Status (Ref. 124695)
CITES status (Ref. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Human uses
| FishSource |
Tools
Internet sources
Estimates of some properties based on models
Preferred temperature
(Ref.
115969): 24.2 - 29.3, mean 27.9 (based on 1736 cells).
Vulnerability
Low vulnerability (23 of 100)
Price category
