HomeFish encyclopediaRay-finned fishesPerch-like fishThreadfinsHornaday?s paradise fish Hornaday?s paradise fish (Polynemus hornadayi) Scientific name: Polynemus hornadayi Myers, 1936 The Hornaday?s paradise fish (Polynemus hornadayi) is a freshwater fish of the family Polynemidae. Native range: Asia, known only from 3 rivers, the Ensengi, Rajang, and Sungai rivers in western Sarawak, Kalimantan, Malaysia. BiologyInhabits muddy, fast flowing rivers, 12 m wide and 3 m deep. Has not been recorded from estuarine areas. Esteemed food fish in western Sarawak, Kalimantan, Malaysia.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific namePolynemus hornadayiFamilyPolynemidae (Threadfins)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length19.5EnvironmentFreshwater; demersal, usually ? - 3 mClimateTropicalDistributionAsia: known only from 3 rivers, the Ensengi, Rajang, and Sungai rivers in western Sarawak, Kalimantan, Malaysia.Conservation status (IUCN)Not EvaluatedThreat 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