Aves | Ciconiiformes
Environment / Climate / Range
Others. Subtropical; 22°C - ? (Ref. 84934); 23°N - 24°S, 39°E - 6°W
Indo-Pacific, Atlantic Ocean and the Arctic: from Mozambique east to northern Australia and Colombia and Brazil, north to Hawaii and south to Pitcairn Islands.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?  range ? - ? cm Max length : 77.0 cm TL male/unsexed; (Ref. 8812); max. published weight: 1.5 kg (Ref. 356)
Culmen: 8.47 cm; tarsus: 3.5 cm; wing: 40.7 cm.
Total Length: 66 to 77 cm; Wingspan: 91 to 101 cm (Ref. 8812). Wingspan: 152 cm. The smallest booby (Ref. 91362). Causes of decrease in population is human exploitation, habitat destruction especially in the Western Indian Ocean, predation by rats, and tourism disturbance (84934). Found <200 m offshore, over deep waters (Ref. 356). Colonial breeder in trees on marine islands. Gregarious; freely approaches ships, undertaking long foraging trips (Ref. 91362). Exhibits plunge diving (Ref. 356). Maturity at past 2 to 3 years (Ref. 91362).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Li, X. 1990. (Ref. 78638)
IUCN Red List Status (Ref. 115185)
CITES status (Ref. 108899)
Threat to humans
| FishSource |
Estimates of some properties based on models
Moderate to high vulnerability (51 of 100)