HomeFish encyclopediaRay-finned fishesFlatfishesRighteye floundersLarge-scale righteye flounder Large-scale righteye flounder (Nematops grandisquamus) Scientific name: Nematops grandisquamus Weber & de Beaufort, 1929 The Large-scale righteye flounder (Nematops grandisquamus) is a marine fish of the family Pleuronectidae. Native range: Indo-West Pacific, Bali, Indonesia; probably southwest coast of India. BiologyBody depth 2.2 to 2.4 times in SL. Pectoral fin on eyed side only about 1/2 as long as head. One tentacle present on each eye (Ref 12933).Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameNematops grandisquamusFamilyPleuronectidae (Righteye flounders)OrderPleuronectiformes (Flatfishes)ClassActinopterygii (Ray-finned fishes)Maximum length9.0Depth range108–180 m (354–591 ft)EnvironmentMarine; demersal; depth range 108 - 180 mClimateTropicalDistributionIndo-West Pacific: Bali, Indonesia; probably southwest coast of India.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: of no interestResilienceHigh, 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