HomeFish encyclopediaRay-finned fishesPerch-like fishThreadfinsIndian threadfin Indian threadfin (Leptomelanosoma indicum) Scientific name: Leptomelanosoma indicum Shaw, 1804 The Indian threadfin (Leptomelanosoma indicum) is a brackish-water fish of the family Polynemidae. Native range: Indo-West Pacific, known with certainty from Pakistan to Papua New Guinea. Reports from the east coast of Africa need to be verified. BiologyDorsal spines (total): 9; Dorsal soft rays (total): 13-14; Anal spines: 2 - 3; Anal soft rays: 11 - 12. Golden olive in color, darker above, with faint dusky lines along body; fins yellowish.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameLeptomelanosoma indicumFamilyPolynemidae (Threadfins)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length142Common length80.0Depth range55–100 m (180–328 ft)EnvironmentMarine; brackish; demersal; amphidromous; depth range 55 - 100 mClimateTropicalDistributionIndo-West Pacific: known with certainty from Pakistan to Papua New Guinea. Reports from the east coast of Africa need to be verified.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: commercial; gamefish: yesResilienceMedium, minimum population doubling time 1.4 - 4.4 years (K=0.19) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026