Scarus ghobban (Forskall, 1775)
Common in the Solitary Islands Marine Park. Distributed throughout the Indo-Pacific region, Persian Gulf and Red Sea to Rapa Island, north to southern Japan, south to central New South Wales. In Australia recorded from Perth in Western Australia, around the tropical north including the Gulf of Carpentaria, south through Queensland to Sydney in New South Wales and including Lord Howe Island.
Frequent seaward reefs and lagoons, juveniles inshore in algal reef habitat. Depth to at least 90m.
Feed on algae scraped off rocks and corals. Are protogynous hermaphrodites, the sex change from female to male taking place at around 7 years of age. Grows to around 90cm.