Environment: milieu / climate zone / depth range / distribution range
экология
морской демерсальный; мигрирует в океане (Ref. 51243); пределы глубины 10 - 3000 m (Ref. 58426), usually 90 - 250 m (Ref. 6263). Temperate; 80°N - 41°N, 72°W - 55°E
Western Atlantic: southern Labrador in Canada and western Greenland to Rhode Island in USA; Eastern Atlantic: off eastern Greenland and from the English Channel to the coast of Murmansk (Ref. 7251). Two subspecies were recognized, H. p. platessoides from northwestern Atlantic, and H. p. limandoides from the northeastern Atlantic (Ref. 51668).
Length at first maturity / Size / Вес / Возраст
Maturity: Lm35.0  range ? - ? cm Max length : 82.6 cm TL самец/пол неопределен; (Ref. 58426); наибольший вес (опубликованные данные): 6.4 kg (Ref. 7251); наибольший возраст (опубликованны данные): 30 годы (Ref. 6263)
Slender body and a large mouth. Dorsal fin starts above left eye. Lateral line almost straight. Rough scales (Ref. 35388).
Adults are most abundant from 90 m to 250 m deep and bottom temperatures of -0.5 to 2.5°C (Ref. 6263). Live on soft bottoms (Ref. 9988, 58426). Feed on invertebrates and small fishes. Batch spawner (Ref. 51486). Marketed fresh and frozen; eaten steamed, fried, microwaved and baked (Ref. 9988).
Cooper, J.A. and F. Chapleau, 1998. Monophyly and intrarelationships of the family Pleuronectidae (Pleuronectiformes), with a revised classification. Fish. Bull. 96(4):686-726. (Ref. 30193)