HomeFish encyclopediaRay-finned fishesPerch-like fishCichlidsCurve-bar cichlid Curve-bar cichlid (Herichthys labridens) Scientific name: Herichthys labridens Pellegrin, 1903 The Curve-bar cichlid (Herichthys labridens) is a freshwater fish of the family Cichlidae. In the aquarium it needs water at 22–30°C (72–86°F). Native range: North America, Atlantic slope, in the Panuco River basin, Mexico. Curve-bar cichlid care at a glanceTemperature22–30°C (72–86°F) BiologyAquarium conditions: pH=7, H=3, 25?C water temperature, omnivore, egg layer, needs plant and rock cover, not easy to raise in captivity.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameHerichthys labridensFamilyCichlidae (Cichlids)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length25.0EnvironmentFreshwater;; pH range: 7.0 - 8.5; dH range: 30 - ? benthopelagicClimateTropicalDistributionNorth America: Atlantic slope, in the Panuco River basin, Mexico.Conservation status (IUCN)Endangered (EN) (A2ce, B2ab+3a)Threat to humansHarmlessUsesAquarium: commercialResilienceMedium, 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