HomeFish encyclopediaRay-finned fishesLanternfishesLanternfishesSkinnycheek lanternfish Skinnycheek lanternfish (Benthosema pterotum) Scientific name: Benthosema pterotum Alcock, 1890 The Skinnycheek lanternfish (Benthosema pterotum) is a marine fish of the family Myctophidae. BiologyDorsal spines (total): 0; Dorsal soft rays (total): 13-14; Anal spines: 0; Anal soft rays: 17 - 22Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameBenthosema pterotumFamilyMyctophidae (Lanternfishes)OrderMyctophiformes (Lanternfishes)ClassActinopterygii (Ray-finned fishes)Maximum length7.0Depth range10–300 m (33–984 ft)EnvironmentMarine; bathypelagic; depth range 10 - 300 mClimateDeep-waterDistributionIndo-West Pacific: Arabian Sea to about 25?S off Mozambique and to the western Pacific region. Occurrence in the northwest Pacific and eastern Indian Oceans need confirmation. Southeast Atlantic: Larvae were present in cruise collections off the eastern coast of South Africa, however, adults have not been reported in this area.Conservation status (IUCN)Least Concern (LC)Threat to humansHarmlessUsesFisheries: minor commercialResilienceHigh, minimum population doubling time less than 15 months (K=1.81) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026