HomeFish encyclopediaRay-finned fishesCatfishEeltail catfishesNew Guinea tandan New Guinea tandan (Neosilurus novaeguineae) Scientific name: Neosilurus novaeguineae Weber, 1907 The New Guinea tandan (Neosilurus novaeguineae) is a freshwater fish of the family Plotosidae. Native range: Asia and Oceania, New Guinea. BiologyGenerally found in either small tributaries of the alluvial lowlands or in creeks and small rivers in hilly terrain. Prefers deeper pools that are often littered with logs and branches.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameNeosilurus novaeguineaeFamilyPlotosidae (Eeltail catfishes)OrderSiluriformes (Catfish)ClassActinopterygii (Ray-finned fishes)Maximum length21.0EnvironmentFreshwater; demersalClimateTropicalDistributionAsia and Oceania: New Guinea.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