HomeFish encyclopediaRay-finned fishesScorpionfishes and FlatheadsScorpionfishes or rockfishesWestern red scorpionfish Western red scorpionfish (Scorpaena sumptuosa) Scientific name: Scorpaena sumptuosa Castelnau, 1875 The Western red scorpionfish (Scorpaena sumptuosa) is a marine fish of the family Scorpaenidae. Native range: Eastern Indian Ocean, endemic to southwestern Australia. Species factsScientific nameScorpaena sumptuosaFamilyScorpaenidae (Scorpionfishes or rockfishes)OrderScorpaeniformes (Scorpionfishes and Flatheads)ClassActinopterygii (Ray-finned fishes)Maximum length40.0EnvironmentMarine; reef-associatedClimateSubtropicalDistributionEastern Indian Ocean: endemic to southwestern Australia.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