HomeFish encyclopediaRay-finned fishesFlatfishesSolesWhiskered sole Whiskered sole (Monochirus hispidus) Scientific name: Monochirus hispidus Rafinesque, 1814 The Whiskered sole (Monochirus hispidus) is a marine fish of the family Soleidae. Native range: Eastern Atlantic, Portugal and the Mediterranean to Ghana. BiologyFound on sand and mud bottoms, frequently near plant growth.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameMonochirus hispidusFamilySoleidae (Soles)OrderPleuronectiformes (Flatfishes)ClassActinopterygii (Ray-finned fishes)Maximum length20.0Common length12.0Depth range10–250 m (33–820 ft)EnvironmentMarine; demersal; depth range 10 - 250 mClimateSubtropicalDistributionEastern Atlantic: Portugal and the Mediterranean to Ghana.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: commercialResilienceHigh, minimum population doubling time less than 15 months (K=0.38) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026