HomeFish encyclopediaRay-finned fishesPerch-like fishGobiesSharptail goby Sharptail goby (Oligolepis acutipennis) Scientific name: Oligolepis acutipennis Valenciennes, 1837 The Sharptail goby (Oligolepis acutipennis) is a freshwater fish of the family Gobiidae. In the aquarium it needs water at 22–26°C (72–79°F). Native range: Indo-West Pacific, Natal, South Africa to Indonesia and the western Pacific. Sharptail goby care at a glanceTemperature22–26°C (72–79°F) BiologyDorsal spines (total): 7; Dorsal soft rays (total): 10-11; Anal spines: 1; Anal soft rays: 10 - 11. Brownish with dark blotches along back; faint blotches on mid side, the last on caudal base; fins usually spotted.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameOligolepis acutipennisFamilyGobiidae (Gobies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length15.0EnvironmentMarine; freshwater; brackish; demersal; amphidromousClimateTropicalDistributionIndo-West Pacific: Natal, South Africa to Indonesia and the western Pacific.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: of no interestResilienceMedium, 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