HomeFish encyclopediaRay-finned fishesBeardfishesBeardfishesPacific beardfish Pacific beardfish (Polymixia berndti) Scientific name: Polymixia berndti Gilbert, 1905 The Pacific beardfish (Polymixia berndti) is a marine fish of the family Polymixiidae. Native range: Indo-Pacific, East Africa to the Hawaiian Islands, north to Japan, south to Australia. BiologyDorsal spines (total): 4 - 5; Dorsal soft rays (total): 28-31; Anal spines: 4; Anal soft rays: 14 - 16. Dusky greenish above, silvery below; caudal dusky.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific namePolymixia berndtiFamilyPolymixiidae (Beardfishes)OrderPolymixiiformes (Beardfishes)ClassActinopterygii (Ray-finned fishes)Maximum length47.5Depth range18–585 m (59–1919 ft)EnvironmentMarine; reef-associated; depth range 18 - 585 mClimateDeep-waterDistributionIndo-Pacific: East Africa to the Hawaiian Islands, north to Japan, south to Australia.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: of potential interestResilienceMedium, minimum population doubling time 1.4 - 4.4 years (Assuming tm=2-4) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026