HomeFreshwater aquarium fishCatfish & plecosDwarf bumblebee catfish Dwarf bumblebee catfish (Pseudomystus leiacanthus) Scientific name: Pseudomystus leiacanthus Weber & de Beaufort, 1912 The Dwarf bumblebee catfish (Pseudomystus leiacanthus) is a freshwater fish of the family Bagridae. Native range: Asia, Malay Peninsula to Borneo. BiologyHas been found only in peat swamps with very acidic (pH 3.5-4.5) and tannin-stained water. Occurs in well shaded forest streams with fast-flowing water and dense growth of submerged vegetation. A gregarious species which feeds on small aquatic invertebrates.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific namePseudomystus leiacanthusFamilyBagridae (Bagrid catfishes)OrderSiluriformes (Catfish)ClassActinopterygii (Ray-finned fishes)Maximum length6.2EnvironmentFreshwater;; pH range: 3.5 - 4.5 demersalClimateTropicalDistributionAsia: Malay Peninsula to Borneo.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesAquarium: potentialResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) More catfish & plecosGhost CatfishKryptopterus minorElectric catfishMalapterurus electricusMystus tengaraAmazon sailfin catfishPterygoplichthys pardalisMystus leucophasisPimelodus ornatusSee all catfish & plecos SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026