HomeFish encyclopediaRay-finned fishesFlatfishesRighteye floundersCresthead flounder Cresthead flounder (Pseudopleuronectes schrenki) Scientific name: Pseudopleuronectes schrenki Schmidt, 1904 The Cresthead flounder (Pseudopleuronectes schrenki) is a marine fish of the family Pleuronectidae. Native range: Northwest Pacific, southern Sea of Okhotsk and the Kuril Islands to the east coast of the Korean Peninsula and to northern Honshu, Japan. Species factsScientific namePseudopleuronectes schrenkiFamilyPleuronectidae (Righteye flounders)OrderPleuronectiformes (Flatfishes)ClassActinopterygii (Ray-finned fishes)Maximum length50.0Common length32.5EnvironmentMarine; demersalClimateTemperateDistributionNorthwest Pacific: southern Sea of Okhotsk and the Kuril Islands to the east coast of the Korean Peninsula and to northern Honshu, Japan.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: commercialResilienceLow, minimum population doubling time 4.5 - 14 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