HomeMarine aquarium fishTangs & surgeonfishPalelipped surgeonfish Palelipped surgeonfish (Acanthurus leucocheilus) Scientific name: Acanthurus leucocheilus Herre, 1927 The Palelipped surgeonfish (Acanthurus leucocheilus) is a marine fish of the family Acanthuridae. In the aquarium it needs water at 23–27°C (73–81°F). Native range: Indo-Pacific, Seychelles, Maldives, Andaman Sea, Philippines, Palau, and Line Islands Reported from Indonesia. Line Islands and East Africa. Palelipped surgeonfish care at a glanceTemperature23–27°C (73–81°F) BiologyDorsal spines (total): 9; Dorsal soft rays (total): 24-25; Anal spines: 3; Anal soft rays: 23. Preserved color blackish brown; black above and behind lips; mouth encircled by a bluish white band; a wide white band across the chest; caudal base with a broad bluish white band; white peduncular spine. Fins black; pectoral with a white band on posterior third.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameAcanthurus leucocheilusFamilyAcanthuridae (Surgeonfishes, tangs, unicornfishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length45.0Depth range3–30 m (10–98 ft)EnvironmentMarine; reef-associated; depth range 3 - 30 m, usually 3 - 30 mClimateTropicalDistributionIndo-Pacific: Seychelles, Maldives, Andaman Sea, Philippines, Palau, and Line Islands Reported from Indonesia. Line Islands and East Africa.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesAquarium: commercialResilienceMedium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.) More tangs & surgeonfishChocolate surgeonfishAcanthurus pyroferusSohal surgeonfishAcanthurus sohalBrown surgeonfishAcanthurus nigrofuscusBluelined surgeonfishAcanthurus nigrorisOrangespot surgeonfishAcanthurus olivaceusFowler's surgeonfishAcanthurus fowleriSee 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