HomeFish encyclopediaRay-finned fishesPuffers and FilefishesTriggerfishesStone triggerfish Stone triggerfish (Pseudobalistes naufragium) Scientific name: Pseudobalistes naufragium Jordan & Starks, 1895 The Stone triggerfish (Pseudobalistes naufragium) is a marine fish of the family Balistidae. Native range: Eastern Pacific, Bah?a de Santa Maria, Baja California, Mexico to Chile. BiologyBody compressed and moderately deep; skin thick, with large, rectilinear, plate-like scales, some of them spiny, that are easily visible to the naked eye; mouth small; teeth strong and protruding, 8 in each jaw; snout with a naked scale-less area behind the jaws; dorsal fin with 3 spines and more than 25 rays; scales located behind the gill openings much larger than the surrounding scales.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific namePseudobalistes naufragiumFamilyBalistidae (Triggerfishes)OrderTetraodontiformes (Puffers and Filefishes)ClassActinopterygii (Ray-finned fishes)Maximum length100.0Common length55.0Depth range3–36 m (10–118 ft)EnvironmentMarine; reef-associated; depth range 3 - 36 mClimateTropicalDistributionEastern Pacific: Bah?a de Santa Maria, Baja California, Mexico to Chile.Conservation status (IUCN)Least Concern (LC)Threat 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