HomeFreshwater aquarium fishSouth & Central American cichlidsMaroni eartheater Maroni eartheater (Geophagus harreri) Scientific name: Geophagus harreri Gosse, 1976 The Maroni eartheater (Geophagus harreri) is a freshwater fish of the family Cichlidae. Native range: South America, Marowijne River basin. BiologyFrequently occurs downstream of cascades, in very sunny zones of shallow channels with medium to strong current. Caught along with other species like Crenicichla multispinosa, Parodon guyanensis, Moenkhausia georgiae and Harttia surinamensis.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameGeophagus harreriFamilyCichlidae (Cichlids)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length18.3EnvironmentFreshwater; benthopelagicClimateTropicalDistributionSouth America: Marowijne River basin.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesAquarium: commercialResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) More south & central american cichlidsThreespot eartheaterSatanoperca daemonEmerald cichlidHypselecara temporalisRam cichlidMikrogeophagus ramireziCockatoo cichlidApistogramma cacatuoidesRedbreast acaraLaetacara dorsigeraRedhump eartheaterGeophagus steindachneriSee 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