HomeFish encyclopediaRay-finned fishesPerch-like fishCichlidsMongo Mongo (Stomatepia mongo) Scientific name: Stomatepia mongo Trewavas, 1972 The Mongo (Stomatepia mongo) is a freshwater fish of the family Cichlidae. Native range: Africa, endemic to Lake Barombi Mbo, Cameroon. BiologyDorsal spines (total): 14 - 16; Dorsal soft rays (total): 10-12; Anal spines: 3; Anal soft rays: 8 - 9. Diagnosis: elongate and gracile, body depth 25.0-30.5% of standard length; mouth relatively small, upper jaw 26.8-28.8% of head length.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameStomatepia mongoFamilyCichlidae (Cichlids)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length10.1EnvironmentFreshwater; benthopelagicClimateTropicalDistributionAfrica: endemic to Lake Barombi Mbo, Cameroon.Conservation status (IUCN)Critically Endangered (CR) (B1ab(iii)+2ab(iii))Threat to humansHarmlessUsesFisheries:ResilienceHigh, 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