HomeFreshwater aquarium fishSouth & Central American cichlidsBiajaca Biajaca (Nandopsis tetracanthus) Scientific name: Nandopsis tetracanthus Valenciennes, 1831 The Biajaca (Nandopsis tetracanthus) is a freshwater fish of the family Cichlidae. In the aquarium it needs water at 24–30°C (75–86°F). Native range: Central America, Cuba. Biajaca care at a glanceTemperature24–30°C (75–86°F) BiologyIn fast-flowing rivers as well as in lakes, preferably among plants. Can be found in brackish river mouths. Feeds on worms, other small fish, shrimps and water insects.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameNandopsis tetracanthusFamilyCichlidae (Cichlids)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length20.0EnvironmentFreshwater; brackish; benthopelagicClimateTropicalDistributionCentral America: Cuba.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesAquarium: commercialResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) More south & central american cichlidsRed devilAmphilophus labiatusYellow cichlidThorichthys helleriCryptoheros panamensisLowland cichlidHerichthys carpintisApistogramma nijsseniOscarAstronotus ocellatusSee all south & central american cichlids SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026