HomeFish encyclopediaRay-finned fishesPerch-like fishCutlassfishesCrested scabbardfish Crested scabbardfish (Lepidopus altifrons) Scientific name: Lepidopus altifrons Parin & Collette, 1993 The Crested scabbardfish (Lepidopus altifrons) is a marine fish of the family Trichiuridae. Native range: Western Atlantic, off the Scotian Shelf of Canada to off southern Brazil. BiologyAnal spines: 2; Anal soft rays: 52 - 58; Vertebrae: 98 - 107. Body silvery to brown with a dark lateral line; gill cavity black. Dorsal fin elements 90-98.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameLepidopus altifronsFamilyTrichiuridae (Cutlassfishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length66.0Depth range100–500 m (328–1640 ft)EnvironmentMarine; benthopelagic; depth range 100 - 500 mClimateSubtropicalDistributionWestern Atlantic: off the Scotian Shelf of Canada to off southern Brazil.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