Sula sula (Linnaeus, 1766)
Red-footed booby
Sula sula
photo by Aquino, Maria Theresa

Family:  Sulidae (gannets & boobies)
Max. size:  77 cm TL (male/unsexed); max.weight: 1,500.0 g
Environment:  pelagic; marine; depth range 0 - 10 m
Distribution:  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.
Diagnosis:  Culmen: 8.47 cm; tarsus: 3.5 cm; wing: 40.7 cm.
Biology:  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).
IUCN Red List Status: (LC); Date assessed: 20 February 2020 Ref. 123251)
Threat to humans: 
Country info:  M: Ref. 91362.

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