HomeFish encyclopediaRay-finned fishesEels and MoraysConger and garden eelsBeach conger Beach conger (Conger japonicus) Scientific name: Conger japonicus Bleeker, 1879 The Beach conger (Conger japonicus) is a marine fish of the family Congridae. Native range: Northwest Pacific, Japan, the Korean Peninsula, and Taiwan. BiologyUsually in rocky places. A carnivore that feeds on fish and crabs.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameConger japonicusFamilyCongridae (Conger and garden eels)OrderAnguilliformes (Eels and Morays)ClassActinopterygii (Ray-finned fishes)Maximum length140EnvironmentMarine; demersalClimateTemperateDistributionNorthwest Pacific: Japan, the Korean Peninsula, and Taiwan.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceVery Low, minimum population doubling time more than 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