HomeMarine aquarium fishTangs & surgeonfishFowler's surgeonfish Fowler's surgeonfish (Acanthurus fowleri) Scientific name: Acanthurus fowleri de Beaufort, 1951 The Fowler's surgeonfish (Acanthurus fowleri) is a marine fish of the family Acanthuridae. In the aquarium it needs water at 24–28°C (75–82°F). Native range: Western Pacific, Philippines, Indonesia, Papua New Guinea, Solomon Islands, and off northwestern Australia. Fowler's surgeonfish care at a glanceTemperature24–28°C (75–82°F) BiologyDorsal spines (total): 9; Dorsal soft rays (total): 26-28; Anal soft rays: 25 - 26. A large semicircular to subtriangular black mark anteriorly on side of body (open part anterior), the upper end at level of eye above dorsal end of gill opening, the lower end above base of pectoral fins. Head suffused with purplish blue. Caudal fin blackish centrally with a yellow band in each lobe that merges with white band at base, the posterior margin narrowly blue (Ref 9808).Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameAcanthurus fowleriFamilyAcanthuridae (Surgeonfishes, tangs, unicornfishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length45.0Depth range2–50 m (7–164 ft)EnvironmentMarine; reef-associated; depth range 2 - 50 m, usually 2 - 20 mClimateTropicalDistributionWestern Pacific: Philippines, Indonesia, Papua New Guinea, Solomon Islands, and off northwestern Australia.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: minor commercial; aquarium: commercialResilienceMedium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.) More tangs & surgeonfishOrangespot surgeonfishAcanthurus olivaceusWhite-freckled surgeonfishAcanthurus maculicepsChocolate surgeonfishAcanthurus pyroferusPalelipped surgeonfishAcanthurus leucocheilusSohal surgeonfishAcanthurus sohalBrown surgeonfishAcanthurus nigrofuscusSee all tangs & surgeonfish SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026