HomeFish encyclopediaRay-finned fishesFlatfishesTonguefishesGenko sole Genko sole (Cynoglossus interruptus) Scientific name: Cynoglossus interruptus G?nther, 1880 The Genko sole (Cynoglossus interruptus) is a marine fish of the family Cynoglossidae. Native range: Northwest Pacific, Hokkaido, Japan to the South China Sea. Questionable from the Western Central Pacific. BiologyOccurs in the sublittoral zone on sandy mud bottoms.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameCynoglossus interruptusFamilyCynoglossidae (Tonguefishes)OrderPleuronectiformes (Flatfishes)ClassActinopterygii (Ray-finned fishes)Maximum length10.1Depth range50–150 m (164–492 ft)EnvironmentMarine; demersal; depth range 50 - 150 mClimateTropicalDistributionNorthwest Pacific: Hokkaido, Japan to the South China Sea. Questionable from the Western Central Pacific.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