Pleurogrammus monopterygius (Pallas, 1810)
Atka mackerel
Pleurogrammus monopterygius
photo by Redman, M.T.

Family:  Hexagrammidae (Greenlings), subfamily: Pleurogramminae
Max. size:  56.5 cm TL (male/unsexed); 35 cm SL (female); max.weight: 2,000.0 g; max. reported age: 15 years
Environment:  demersal; marine; depth range 0 - 720 m
Distribution:  North Pacific: between the middle Kuril Islands and Gulf of Alaska; including off the coast of Eastern Sakhalin, in the north of the Sea of Okhotsk, waters of Hokkaido, southern Kuril Is., and to the north up to Anadyr Bay. In the Sea of Japan, found once in northern Primorye and caught south of Moneron I. and in the open part of Peter the Great Bay (Ref. 114081). Southward range up to Redondo Beach, California (Ref.
Diagnosis:  Dorsal spines (total): 21-21; Dorsal soft rays (total): 25-29; Anal spines: 1-1; Anal soft rays: 24-26; Vertebrae: 59-60. Adults with 5 broad blackish bands on body (Ref. 559).
Biology:  This species is found at the demersal zone and near surface over reefs and hard bottoms from intertidal zone to about 2.360 ft (719.8 m). It is preyed upon by other fishes, sea birds and marine mammals (Ref 114183).
IUCN Red List Status: Not Evaluated (N.E.) Ref. (130435)
Threat to humans:  harmless


Source and more info: www.fishbase.org. For personal, classroom, and other internal use only. Not for publication.