HomeFish encyclopediaRay-finned fishesGrinnersBarracudinasRothschild's barracudina Rothschild's barracudina (Stemonosudis rothschildi) Scientific name: Stemonosudis rothschildi Richards, 1967 The Rothschild's barracudina (Stemonosudis rothschildi) is a marine fish of the family Paralepididae. Native range: Pacific Ocean, Kyushu-Palau Ridge to the Indo-Australian Archipelago and off the Hawaiian Islands. Reported to occur in the Western Atlantic. BiologyDorsal spines (total): 0; Dorsal soft rays (total): 8; Anal spines: 0; Anal soft rays: 32 - 34. 5 blotches in advance of dorsal fin; 7 blotches in advance of the anal fin.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameStemonosudis rothschildiFamilyParalepididae (Barracudinas)OrderAulopiformes (Grinners)ClassActinopterygii (Ray-finned fishes)Maximum length23.0Depth range532 m (1745 ft)EnvironmentMarine; bathypelagic; depth range ? - 532 mClimateDeep-waterDistributionPacific Ocean: Kyushu-Palau Ridge to the Indo-Australian Archipelago and off the Hawaiian Islands. Reported to occur in the Western Atlantic.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceMedium, minimum population doubling time 1.4 - 4.4 years (Assuming tmax>3) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026