HomeFish encyclopediaRay-finned fishesCatfishEeltail catfishesToothless catfish Toothless catfish (Anodontiglanis dahli) Scientific name: Anodontiglanis dahli Rendahl, 1922 The Toothless catfish (Anodontiglanis dahli) is a freshwater fish of the family Plotosidae. Native range: Oceania, endemic to Australia. BiologyLives in clear, flowing waters. Often forms aggregations around log snags or in deeper rock pools. Also occurs in sandy bottoms around the cover of woody debris and in flooded lagoons. Solitary. Feeds on aquatic insects, mollusks, prawns and bottom detritus. Feeds by thrusting its snout into the sandy bottom. Nothing is specific is known about the breeding biology, but it probably spawns early in the wet season.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameAnodontiglanis dahliFamilyPlotosidae (Eeltail catfishes)OrderSiluriformes (Catfish)ClassActinopterygii (Ray-finned fishes)Maximum length40.0Common length20.0EnvironmentFreshwater; demersalClimateTropicalDistributionOceania: endemic to Australia.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceMedium, 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