HomeFish encyclopediaRay-finned fishesBeardfishesBeardfishesBusakhin's beardfish Busakhin's beardfish (Polymixia busakhini) Scientific name: Polymixia busakhini Kotlyar, 1992 The Busakhin's beardfish (Polymixia busakhini) is a marine fish of the family Polymixiidae. Native range: Indo-West Pacific. BiologyDorsal spines (total): 5; Dorsal soft rays (total): 33-36; Anal spines: 4; Anal soft rays: 15 - 16; Vertebrae: 29Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific namePolymixia busakhiniFamilyPolymixiidae (Beardfishes)OrderPolymixiiformes (Beardfishes)ClassActinopterygii (Ray-finned fishes)Maximum length20.3Depth range410–660 m (1345–2165 ft)EnvironmentMarine; bathydemersal; depth range 410 - 660 mClimateDeep-waterDistributionIndo-West Pacific.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceMedium, minimum population doubling time 1.4 - 4.4 years (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