HomeFish encyclopediaRay-finned fishesPuffers and FilefishesFilefishesBlue-lined leatherjacket Blue-lined leatherjacket (Meuschenia galii) Scientific name: Meuschenia galii Waite, 1905 The Blue-lined leatherjacket (Meuschenia galii) is a marine fish of the family Monacanthidae. Native range: Eastern Indian Ocean, Australia (southern Western Australia to Victoria). BiologyFound on offshore reefs to a depth of at least 40 m.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameMeuschenia galiiFamilyMonacanthidae (Filefishes)OrderTetraodontiformes (Puffers and Filefishes)ClassActinopterygii (Ray-finned fishes)Maximum length34.0Depth range40 m (131 ft)EnvironmentMarine; reef-associated; depth range ? - 40 mClimateSubtropicalDistributionEastern Indian Ocean: Australia (southern Western Australia to Victoria).Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceMedium, 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