HomeFish encyclopediaRay-finned fishesFlatfishesSolesPortuguese sole Portuguese sole (Synaptura lusitanica lusitanica) Scientific name: Synaptura lusitanica lusitanica de Brito Capello, 1868 The Portuguese sole (Synaptura lusitanica lusitanica) is a brackish-water fish of the family Soleidae. Native range: Eastern Atlantic, Cape Blanc, Mauritania to Angola. BiologyDorsal soft rays (total): 73-83; Anal soft rays: 57 - 67Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameSynaptura lusitanica lusitanicaFamilySoleidae (Soles)OrderPleuronectiformes (Flatfishes)ClassActinopterygii (Ray-finned fishes)Maximum length40.0Depth range60 m (197 ft)EnvironmentMarine; brackish; demersal; depth range ? - 60 mClimateTropicalDistributionEastern Atlantic: Cape Blanc, Mauritania to Angola.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: commercialResilienceMedium, minimum population doubling time 1.4 - 4.4 years (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