HomeFish encyclopediaRay-finned fishesScorpionfishes and FlatheadsGreenlingsAtka mackerel Atka mackerel (Pleurogrammus monopterygius) Scientific name: Pleurogrammus monopterygius Pallas, 1810 The Atka mackerel (Pleurogrammus monopterygius) is a marine fish of the family Hexagrammidae. BiologyRanges from the lower intertidal zone to 575 m depth.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific namePleurogrammus monopterygiusFamilyHexagrammidae (Greenlings)OrderScorpaeniformes (Scorpionfishes and Flatheads)ClassActinopterygii (Ray-finned fishes)Maximum length56.5Depth range0–575 m (0–1886 ft)EnvironmentMarine; demersal; depth range 0 - 575 mClimateTemperateDistributionNortheast Pacific: Yellow Sea Cape Navarin in the Bering Sea and from Stalemate Bank and Bowers Bank in the Aleutian Chain to Icy Bay, Alaska, and rarely to Redondo Beach, California, USA.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: commercialResilienceMedium, minimum population doubling time 1.4 - 4.4 years (K=0.28; tm=3.6) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026