HomeFish encyclopediaRay-finned fishesCatfishCallichthyid armored catfishesParan? corydoras Paran? corydoras (Corydoras steindachneri) Scientific name: Corydoras steindachneri Isbr?cker & Nijssen, 1973 The Paran? corydoras (Corydoras steindachneri) is a freshwater fish of the family Callichthyidae. In the aquarium it needs water at 22–26°C (72–79°F). Native range: South America, Coastal rivers in Paran?, Brazil. Paran? corydoras care at a glanceTemperature22–26°C (72–79°F) Species factsScientific nameCorydoras steindachneriFamilyCallichthyidae (Callichthyid armored catfishes)OrderSiluriformes (Catfish)ClassActinopterygii (Ray-finned fishes)Maximum length5.0EnvironmentFreshwater;; pH range: 6.0 - 8.0; dH range: 2 - 25 demersalClimateTropicalDistributionSouth America: Coastal rivers in Paran?, Brazil.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: of no interest; aquarium: commercialResilienceHigh, 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