HomeFish encyclopediaRay-finned fishesPerch-like fishDrums or croakersPale spotfin croaker Pale spotfin croaker (Johnius glaucus) Scientific name: Johnius glaucus Day, 1876 The Pale spotfin croaker (Johnius glaucus) is a marine fish of the family Sciaenidae. Native range: Western Indian Ocean, northwest coast of India. Reported from Pakistan. BiologyFound in shallow muddy coastal waters. Marketed fresh and dried salted.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameJohnius glaucusFamilySciaenidae (Drums or croakers)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length30.0Common length20.0Depth range30 m (98 ft)EnvironmentMarine; demersal; depth range ? - 30 mClimateTropicalDistributionWestern Indian Ocean: northwest coast of India. Reported from Pakistan.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: commercialResilienceHigh, 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