HomeFish encyclopediaRay-finned fishesSawbelliesSquirrelfishes, soldierfishesLongsnout soldier Longsnout soldier (Ostichthys archiepiscopus) Scientific name: Ostichthys archiepiscopus Valenciennes, 1862 The Longsnout soldier (Ostichthys archiepiscopus) is a marine fish of the family Holocentridae. Native range: Indian Ocean, Mozambique, Reunion and Mauritius. Pacific Ocean: Ryukyu Islands, Hawaiian Islands, Tahiti, Moorea. Probably more widely distributed. BiologyDorsal spines (total): 12; Dorsal soft rays (total): 13-15; Anal spines: 4; Anal soft rays: 11 - 12. Body red with faint white lines following scale rows.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameOstichthys archiepiscopusFamilyHolocentridae (Squirrelfishes, soldierfishes)OrderBeryciformes (Sawbellies)ClassActinopterygii (Ray-finned fishes)Maximum length32.0Common length24.0Depth range146–400 m (479–1312 ft)EnvironmentMarine; benthopelagic; depth range 146 - 400 mClimateDeep-waterDistributionIndian Ocean: Mozambique, Reunion and Mauritius. Pacific Ocean: Ryukyu Islands, Hawaiian Islands, Tahiti, Moorea. Probably more widely distributed.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: minor commercialResilienceLow, minimum population doubling time 4.5 - 14 years (Assuming tmax>10) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026