HomeFish encyclopediaRay-finned fishesPerch-like fishSleepersTailface sleeper Tailface sleeper (Calumia godeffroyi) Scientific name: Calumia godeffroyi G?nther, 1877 The Tailface sleeper (Calumia godeffroyi) is a marine fish of the family Eleotridae. Native range: Indo-Pacific, East Africa to Society Islands. BiologyDorsal spines (total): 7; Dorsal soft rays (total): 6-7; Anal spines: 1; Anal soft rays: 6 - 7. 5 dark bands on body; 2 dark spots at the base of the tail.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameCalumia godeffroyiFamilyEleotridae (Sleepers)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length3.6Depth range7–30 m (23–98 ft)EnvironmentMarine; reef-associated; depth range 7 - 30 mClimateTropicalDistributionIndo-Pacific: East Africa to Society Islands.Conservation status (IUCN)Least Concern (LC)Threat to humansHarmlessResilienceHigh, minimum population doubling time less than 15 months (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