HomeFish encyclopediaRay-finned fishesScorpionfishes and FlatheadsArmored searobins or armored gurnardsRobust armoured-gurnard Robust armoured-gurnard (Satyrichthys welchi) Scientific name: Satyrichthys welchi Herre, 1925 The Robust armoured-gurnard (Satyrichthys welchi) is a marine fish of the family Peristediidae. Native range: Western Pacific, Japan to the Arafura Sea and northwestern Australia. BiologyDorsal spines (total): 7; Dorsal soft rays (total): 17; Anal spines: 0; Anal soft rays: 18Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameSatyrichthys welchiFamilyPeristediidae (Armored searobins or armored gurnards)OrderScorpaeniformes (Scorpionfishes and Flatheads)ClassActinopterygii (Ray-finned fishes)Maximum length46.0Depth range80 m (262 ft)EnvironmentMarine; demersal; depth range ? - 80 mClimateDeep-waterDistributionWestern Pacific: Japan to the Arafura Sea and northwestern Australia.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