Aves | Ciconiiformes
Environment: milieu / climate zone / depth range / distribution range
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). Feeds mainly on fish (Ref. 81748).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Stiles, F.G. 1984. (Ref. 5856)
IUCN Red List Status (Ref. 115185)
CITES status (Ref. 108899)
Threat to humans
| FishSource |
Estimates of some properties based on models
): 24.2 - 29.3, mean 27.9 (based on 1736 cells).
Low vulnerability (23 of 100)