HomeFish encyclopediaRay-finned fishesFlatfishesSolesFoureyed sole Foureyed sole (Microchirus ocellatus) Scientific name: Microchirus ocellatus Linnaeus, 1758 The Foureyed sole (Microchirus ocellatus) is a marine fish of the family Soleidae. BiologyDorsal spines (total): 0; Dorsal soft rays (total): 62-70; Anal spines: 0; Anal soft rays: 64 - 75; Vertebrae: 40 - 43. Greyish, median fins darker; 4 round, white-edged, black ocelli on posterior part of body; white-edged black band across peduncle; black blotch on lateral line behind tip of pectoral; faint dark spots on anterior part of body.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameMicrochirus ocellatusFamilySoleidae (Soles)OrderPleuronectiformes (Flatfishes)ClassActinopterygii (Ray-finned fishes)Maximum length20.0Common length15.0Depth range30–300 m (98–984 ft)EnvironmentMarine; demersal; depth range 30 - 300 mClimateSubtropicalDistributionEastern Central Atlantic: Madeira Island, Canary Islands, Senegal, Ghana, Guinea Bissau, Sierra Leone; northward to southwest of Iberian Peninsula, Mediterranean. Western Indian Ocean: Natal, South Africa.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: commercialResilienceHigh, 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