HomeFish encyclopediaRay-finned fishesLightfishes and DragonfishesMarine hatchetfishesCombside hatchetfish Combside hatchetfish (Polyipnus latirastrus) Scientific name: Polyipnus latirastrus Last & Harold, 1994 The Combside hatchetfish (Polyipnus latirastrus) is a marine fish of the family Sternoptychidae. Native range: Western Pacific, Queensland Plateau in the Coral Sea, off northeastern Australia. BiologyDorsal soft rays (total): 13-14; Anal soft rays: 14 - 16; Vertebrae: 32Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific namePolyipnus latirastrusFamilySternoptychidae (Marine hatchetfishes)OrderStomiiformes (Lightfishes and Dragonfishes)ClassActinopterygii (Ray-finned fishes)Maximum length8.8Depth range696–888 m (2283–2913 ft)EnvironmentMarine; bathydemersal; depth range 696 - 888 mClimateDeep-waterDistributionWestern Pacific: Queensland Plateau in the Coral Sea, off northeastern Australia.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