HomeFish encyclopediaRay-finned fishesLightfishes and DragonfishesBarbeled dragonfishesProud dragonfish Proud dragonfish (Eustomias achirus) Scientific name: Eustomias achirus Parin & Pokhil'skaya, 1974 The Proud dragonfish (Eustomias achirus) is a marine fish of the family Stomiidae. Species factsScientific nameEustomias achirusFamilyStomiidae (Barbeled dragonfishes)OrderStomiiformes (Lightfishes and Dragonfishes)ClassActinopterygii (Ray-finned fishes)Maximum length16.7Depth range0–200 m (0–656 ft)EnvironmentMarine; pelagic-oceanic; depth range 0 - 200 mClimateSubtropicalDistributionEastern Atlantic: Western Sahara south to Angola. Western Atlantic: scattered records from the Gulf of Mexico and west of 45?W between 41?N-9?N. Also, Indian and Pacific Oceans.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