HomeFish encyclopediaRay-finned fishesScorpionfishes and FlatheadsScorpionfishes or rockfishesBigscale scorpionfish Bigscale scorpionfish (Scorpaena grandisquamis) Scientific name: Scorpaena grandisquamis Ogilby, 1910 The Bigscale scorpionfish (Scorpaena grandisquamis) is a marine fish of the family Scorpaenidae. Native range: Western Pacific, endemic to Australia. BiologyInshore and benthic species. Inhabits coral reef.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameScorpaena grandisquamisFamilyScorpaenidae (Scorpionfishes or rockfishes)OrderScorpaeniformes (Scorpionfishes and Flatheads)ClassActinopterygii (Ray-finned fishes)EnvironmentMarine; reef-associatedClimateTropicalDistributionWestern Pacific: endemic to Australia.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceMedium, 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