HomeFish encyclopediaRay-finned fishesGrinnersBarracudinasLongfin barracudina Longfin barracudina (Macroparalepis macrogeneion) Scientific name: Macroparalepis macrogeneion Post, 1973 The Longfin barracudina (Macroparalepis macrogeneion) is a marine fish of the family Paralepididae. BiologyDorsal spines (total): 0; Dorsal soft rays (total): 12-13; Anal spines: 0; Anal soft rays: 29 - 32. Black in color.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameMacroparalepis macrogeneionFamilyParalepididae (Barracudinas)OrderAulopiformes (Grinners)ClassActinopterygii (Ray-finned fishes)Maximum length42.0Depth range256–260 m (840–853 ft)EnvironmentMarine; bathypelagic; depth range 256 - 260 mClimateDeep-waterDistributionSouth Atlantic: discontinuous from continental slope off South America to South Africa. Indo-West Pacific: off Australia and New Zealand. Southeast Pacific: Chile.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