HomeFish encyclopediaRay-finned fishesPuffers and FilefishesFilefishesPig faced leather jacket Pig faced leather jacket (Paramonacanthus choirocephalus) Scientific name: Paramonacanthus choirocephalus Bleeker, 1852 The Pig faced leather jacket (Paramonacanthus choirocephalus) is a marine fish of the family Monacanthidae. Native range: Western Pacific, Thailand, Malaysia, northwestern Australia, Philippines, Indonesia, and New Guinea. BiologyDorsal spines (total): 2; Dorsal soft rays (total): 27-31; Anal spines: 0; Anal soft rays: 28 - 32; Vertebrae: 19. Dorsal profile of snout straight to convex in male, small hump sometimes over or slightly in advance of nostrils; straight to concave in female and juvenile, without hump. First dorsal spine originating over posterior half of eye, or slightly behind eye. With dark brown to dusky blotches, sometimes tending to form two curved, oblique stripes on body, first from rear of soft dorsal fin to pectoral fin, second from caudal fin base to ventral flap; three dark brown blotches nearly always present.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameParamonacanthus choirocephalusFamilyMonacanthidae (Filefishes)OrderTetraodontiformes (Puffers and Filefishes)ClassActinopterygii (Ray-finned fishes)Maximum length11.0Depth range8 m (26 ft)EnvironmentMarine; demersal; depth range ? - 8 mClimateTropicalDistributionWestern Pacific: Thailand, Malaysia, northwestern Australia, Philippines, Indonesia, and New Guinea.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceHigh, minimum population doubling time less than 15 months (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