HomeFish encyclopediaRay-finned fishesPuffers and FilefishesFilefishesBridled leatherjacket Bridled leatherjacket (Acanthaluteres spilomelanurus) Scientific name: Acanthaluteres spilomelanurus Quoy & Gaimard, 1824 The Bridled leatherjacket (Acanthaluteres spilomelanurus) is a brackish-water fish of the family Monacanthidae. Native range: Indo-West Pacific, Perth to Sydney, Australia. BiologyDorsal spines (total): 2; Dorsal soft rays (total): 27-34; Anal spines: 0; Anal soft rays: 26 - 32. Ventral flap moderately large with minute, indistinct ventral fin rudiment. Caudal fin rounded, fan-like in adults. Males with distinct blue lines, females brownish with pale spotting. Small juveniles green with white longitudinal band.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameAcanthaluteres spilomelanurusFamilyMonacanthidae (Filefishes)OrderTetraodontiformes (Puffers and Filefishes)ClassActinopterygii (Ray-finned fishes)Maximum length14.0EnvironmentMarine; brackish; demersalClimateSubtropicalDistributionIndo-West Pacific: Perth to Sydney, Australia.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