HomeFish encyclopediaRay-finned fishesPerch-like fishSleepersBroadhead sleeper Broadhead sleeper (Eleotris melanosoma) Scientific name: Eleotris melanosoma Bleeker, 1852 The Broadhead sleeper (Eleotris melanosoma) is a freshwater fish of the family Eleotridae. In the aquarium it needs water at 25°C (77°F). Native range: Africa, Asia and Oceania, East Africa to Society Islands, north of Japan. Broadhead sleeper care at a glanceTemperature25°C (77°F) BiologyDorsal spines (total): 7; Dorsal soft rays (total): 8; Anal spines: 1; Anal soft rays: 8. Body dark brown to black with longitudinal lines; fins spotted in young, black in large individuals.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameEleotris melanosomaFamilyEleotridae (Sleepers)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length26.0EnvironmentMarine; freshwater; brackish; demersal; amphidromousClimateTropicalDistributionAfrica, Asia and Oceania: East Africa to Society Islands, north of Japan.Conservation status (IUCN)Least Concern (LC)Threat to humansHarmlessUsesFisheries: minor 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