HomeFish encyclopediaRay-finned fishesScorpionfishes and FlatheadsScorpionfishes or rockfishesMushroom scorpionfish Mushroom scorpionfish (Scorpaena inermis) Scientific name: Scorpaena inermis Cuvier, 1829 The Mushroom scorpionfish (Scorpaena inermis) is a marine fish of the family Scorpaenidae. Native range: Western Atlantic, Florida (USA), Bahamas, and Yucatan (Mexico) to Cura?ao and probably northern South America. BiologyDorsal spines (total): 12; Dorsal soft rays (total): 8-9; Anal spines: 3; Anal soft rays: 5. No occipital pit; two spines on part of preorbital overlapping maxillary; no supplemental preopercular spine; mushroom-like tabs on upper part of cornea present.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameScorpaena inermisFamilyScorpaenidae (Scorpionfishes or rockfishes)OrderScorpaeniformes (Scorpionfishes and Flatheads)ClassActinopterygii (Ray-finned fishes)Maximum length11.0Depth range1–73 m (3–240 ft)EnvironmentMarine; reef-associated; depth range 1 - 73 mClimateSubtropicalDistributionWestern Atlantic: Florida (USA), Bahamas, and Yucatan (Mexico) to Cura?ao and probably northern South America.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