HomeFish encyclopediaRay-finned fishesPerch-like fishGobiesAcheron spring goby Acheron spring goby (Knipowitschia milleri) Scientific name: Knipowitschia milleri Ahnelt & Bianco, 1990 The Acheron spring goby (Knipowitschia milleri) is a freshwater fish of the family Gobiidae. Native range: Europe, Greece. BiologyOccurs in lowland water bodies; in clear, nearly stagnant, temperate, sometimes slightly brackish waters with abundant submerged vegetation and sand or mud bottom. It lives up to 2 years. Spawns in February-March; juveniles free swimming while adults are benthic. Feeds on chironomid larvae and small crustaceans. Threatened for habitat are largely drained and filled with garbage.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameKnipowitschia milleriFamilyGobiidae (Gobies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length2.6EnvironmentFreshwater; demersalClimateSubtropicalDistributionEurope: Greece.Conservation status (IUCN)Critically Endangered (CR) (B1ab(i,ii,iii)+2ab(i,ii,iii))Threat to humansHarmlessUsesFisheries: of no interestResilienceHigh, 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