HomeFish encyclopediaRay-finned fishesGrinnersBarracudinasAntarctic jonasfish Antarctic jonasfish (Notolepis coatsi) Scientific name: Notolepis coatsi Dollo, 1908 The Antarctic jonasfish (Notolepis coatsi) is a marine fish of the family Paralepididae. Native range: Probably circumglobal in Antarctic pelagic waters. BiologyOccurs vertically from surface (holotype) to more than 2, 000 m. Appears to feed exclusively on krill as no other prey items were found in the stomachs.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameNotolepis coatsiFamilyParalepididae (Barracudinas)OrderAulopiformes (Grinners)ClassActinopterygii (Ray-finned fishes)Maximum length38.0Depth range0–2000 m (0–6562 ft)EnvironmentMarine; bathypelagic; depth range 0 - 2000 mClimateDeep-waterDistributionProbably circumglobal in Antarctic pelagic waters.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: of no interestResilienceMedium, 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