HomeFish encyclopediaRay-finned fishesFlatfishesTurbotsNorwegian topknot Norwegian topknot (Phrynorhombus norvegicus) Scientific name: Phrynorhombus norvegicus G?nther, 1862 The Norwegian topknot (Phrynorhombus norvegicus) is a marine fish of the family Scophthalmidae. Native range: Northeast Atlantic, off Iceland and from Murman coast to Bay of Biscay. BiologyRough scales on both sides. Dorsal fin origin above upper eye. Pelvic and anal fins not used.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific namePhrynorhombus norvegicusFamilyScophthalmidae (Turbots)OrderPleuronectiformes (Flatfishes)ClassActinopterygii (Ray-finned fishes)Maximum length12.0EnvironmentMarine; benthopelagic, usually 10 - 200 mClimateTemperateDistributionNortheast Atlantic: off Iceland and from Murman coast to Bay of Biscay.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceHigh, 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