HomeFish encyclopediaRay-finned fishesPerch-like fishPorgiesOkinawa seabream Okinawa seabream (Acanthopagrus sivicolus) Scientific name: Acanthopagrus sivicolus Akazaki, 1962 The Okinawa seabream (Acanthopagrus sivicolus) is a brackish-water fish of the family Sparidae. Native range: Northwest Pacific, endemic to the Ryukyu Islands including the Amami Islands in Japan. BiologyYoung individuals are frequently found in brackish waters. Commercially cultured in Japan.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameAcanthopagrus sivicolusFamilySparidae (Porgies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length45.0EnvironmentMarine; brackish; demersalClimateSubtropicalDistributionNorthwest Pacific: endemic to the Ryukyu Islands including the Amami Islands in Japan.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: commercial; aquaculture: 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