HomeFish encyclopediaRay-finned fishesScorpionfishes and FlatheadsSearobinsBlackspotted gurnard Blackspotted gurnard (Pterygotrigla hemisticta) Scientific name: Pterygotrigla hemisticta Temminck & Schlegel, 1843 The Blackspotted gurnard (Pterygotrigla hemisticta) is a marine fish of the family Triglidae. Native range: Western Pacific, wide distribution from Japan to Australia. BiologyPectoral fin with black area with diagonal band of separate white spots and 12 connected rays. Mostly red with prominent black spots and large black spot in first dorsal fin.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific namePterygotrigla hemistictaFamilyTriglidae (Searobins)OrderScorpaeniformes (Scorpionfishes and Flatheads)ClassActinopterygii (Ray-finned fishes)Maximum length30.0Depth range10–420 m (33–1378 ft)EnvironmentMarine; demersal; depth range 10 - 420 mClimateDeep-waterDistributionWestern Pacific, wide distribution from Japan to Australia.Conservation status (IUCN)Least Concern (LC)Threat to humansHarmlessUsesFisheries: subsistence fisheriesResilienceMedium, 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