HomeFish encyclopediaRay-finned fishesFlatfishesLefteye floundersNatal flounder Natal flounder (Engyprosopon natalensis) Scientific name: Engyprosopon natalensis Regan, 1920 The Natal flounder (Engyprosopon natalensis) is a marine fish of the family Bothidae. Native range: Western Indian Ocean, the only known specimens were collected off Amatikulu River, Natal, South Africa. Record from Delagoa Bay unconfirmed. BiologyDorsal spines (total): 0; Dorsal soft rays (total): 81-87; Anal spines: 0; Anal soft rays: 62 - 65. Brownish with small dark spots on median fins; pectorals of eyed side with dark crossbar. Pectorals with 11-13 rays on eyed side, 8-10 rays on blind side.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameEngyprosopon natalensisFamilyBothidae (Lefteye flounders)OrderPleuronectiformes (Flatfishes)ClassActinopterygii (Ray-finned fishes)Maximum length6.0Depth range50 m (164 ft)EnvironmentMarine; demersal; depth range ? - 50 mClimateSubtropicalDistributionWestern Indian Ocean: the only known specimens were collected off Amatikulu River, Natal, South Africa. Record from Delagoa Bay unconfirmed.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: of no interestResilienceHigh, 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