HomeFish encyclopediaRay-finned fishesSawbelliesSpinyfinsLongwing spinyfin Longwing spinyfin (Diretmoides pauciradiatus) Scientific name: Diretmoides pauciradiatus Woods, 1973 The Longwing spinyfin (Diretmoides pauciradiatus) is a marine fish of the family Diretmidae. BiologyDorsal spines (total): 0; Dorsal soft rays (total): 24-26; Anal spines: 0; Anal soft rays: 18 - 21. Tip of pelvic fin not reaching origin of anal fin.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameDiretmoides pauciradiatusFamilyDiretmidae (Spinyfins)OrderBeryciformes (Sawbellies)ClassActinopterygii (Ray-finned fishes)Maximum length37.0Depth range0–600 m (0–1969 ft)EnvironmentMarine; bathypelagic; depth range 0 - 600 mClimateDeep-waterDistributionEastern Atlantic: Guinea Bissau to Angola. Western Atlantic: eastern Florida, Gulf of Mexico, the Caribbean and northern Brazil. Indian Ocean: Mozambique, Madagascar, and Western Australia. Pacific: Indonesia, South China Sea, and Kyushu-Palau Ridge (Moore, pers. comm.).Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: of potential interest SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026