HomeFish encyclopediaRay-finned fishesScorpionfishes and FlatheadsScorpionfishes or rockfishesMelliss's scorpionfish Melliss's scorpionfish (Scorpaena mellissii) Scientific name: Scorpaena mellissii G?nther, 1868 The Melliss's scorpionfish (Scorpaena mellissii) is a marine fish of the family Scorpaenidae. Native range: Southeast Atlantic, Known only from St. Helena. BiologyEncountered in shallow water; found on rocks, amongst weed, and in crevices.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameScorpaena mellissiiFamilyScorpaenidae (Scorpionfishes or rockfishes)OrderScorpaeniformes (Scorpionfishes and Flatheads)ClassActinopterygii (Ray-finned fishes)Maximum length28.5Depth range10–110 m (33–361 ft)EnvironmentMarine; demersal; depth range 10 - 110 mClimateTropicalDistributionSoutheast Atlantic: Known only from St. Helena.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceLow, 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