HomeFreshwater aquarium fishSouth & Central American cichlidsRedhump eartheater Redhump eartheater (Geophagus steindachneri) Scientific name: Geophagus steindachneri Eigenmann & Hildebrand, 1922 The Redhump eartheater (Geophagus steindachneri) is a freshwater fish of the family Cichlidae that grows to about 20 cm (7.9 in). It is moderate to keep and peaceful, suits community aquariums and needs a tank of at least 285 L (75 US gal), water at 24–26°C (75–79°F) and a pH of 6.5–7.0. Native range: South America, Magdalena, Cauca and Sin? River basins in Colombia, Lim?n River in Venezuela. Redhump eartheater care at a glanceCare levelModerateTemperamentPeacefulCommunity tankExcellentAdult size20 cm (7.9 in)Minimum tank285 L (75 US gal)Temperature24–26°C (75–79°F)pH6.5–7.0Hardness5–15 dGH (89–268 ppm)DietOmnivore. Accepts flakes, frozen foods and live foods. BiologySimilar to Aequidens except for the presence of a lobule on the first branchial arch and the protuberance on the head of male specimens.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameGeophagus steindachneriFamilyCichlidae (Cichlids)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length19.8EnvironmentFreshwater;; pH range: 6.5 - 7.0; dH range: 5 - 15 benthopelagicClimateTropicalDistributionSouth America: Magdalena, Cauca and Sin? River basins in Colombia; Lim?n River (Lake Maracaibo drainage) in Venezuela.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesAquarium: commercialResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) More south & central american cichlidsArgentine humpheadGymnogeophagus balzaniiSmooth-cheek eartheaterGymnogeophagus gymnogenysEmerald cichlidHypselecara temporalisThreespot eartheaterSatanoperca daemonRam cichlidMikrogeophagus ramireziCockatoo cichlidApistogramma cacatuoidesSee all south & central american cichlids Can it live with...?Redhump eartheater and Cockatoo cichlidRedhump eartheater and Demon eartheaterRedhump eartheater and Flag acaraRedhump eartheater and Goldeneye cichlidRedhump eartheater and Green terrorRedhump eartheater and Redbreast acaraRedhump eartheater and Threespot eartheaterRedhump eartheater and UaruRedhump eartheater and Umbrella cichlid SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0. Aquarium care parameters compiled, checked and converted to metric and imperial units by Guppies.za.net.Last updated 28 September 2026