HomeFish encyclopediaRay-finned fishesPerch-like fishParrotfishesSteephead parrotfish Steephead parrotfish (Chlorurus strongylocephalus) Scientific name: Chlorurus strongylocephalus Bleeker, 1854 The Steephead parrotfish (Chlorurus strongylocephalus) is a marine fish of the family Scaridae. BiologyInhabits lagoon and seaward reefs. Juveniles usually solitary; adults may form schools. Feeds on algae, and inhabits on reef edge.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameChlorurus strongylocephalusFamilyScaridae (Parrotfishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length70.0Depth range2–35 m (7–115 ft)EnvironmentMarine; reef-associated; depth range 2 - 35 mClimateTropicalDistributionIndian Ocean: East Africa to southwest Indonesia, north to the Andaman Sea. The species complex comprise of Chlorurus gibbus in the Red Sea, Chlorurus strongylocephalus in the Indian Ocean and Chlorurus microrhinos in the west-central Pacific.Conservation status (IUCN)Least Concern (LC)Threat to humansHarmlessUsesFisheries: commercialResilienceMedium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026