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Limanda aspera:   (click for more)

Limanda aspera:   (click for more)

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  • Pleuronectes asper  Pallas, 1814: 425 (original description).
  • Limanda asprella  Hubbs, 1915: 482.
    FAO Names
    En - Yellowfin sole, Fr - Limande du Japon, Sp - Limanda japonesa.
    3Alpha Code: YES     Taxonomic Code: 1830202402
    Diagnostic Features
    Body rather deep. Mout small. Snout slightly produced. Upper profile of head nearly straight; upper jaw length on ocular side less than 1/3 of head length. Jaws and dentition on blind side better developed than those on ocular side; teeth obtusely conical. Lateral line with 74-90 scales, a distinct curve above pectoral fin. Supratemporal branch of lateral line without a posterior prolongation.  Total gillrakers on first arch 3-9 + 5-10.  Dorsal rays 64-77. Anal rays 48-58. Pectoral rays 9-13. Pelvic rays 6. Vertebrae 35-43.  Colour brownish, young with a number of small dark spots on head and body, disappearing in the adult; median fins uniform, or with small dark spots or streaks. 
    Geographical Distribution
    Western Pacific Ocean. Korea Pen., The Okhotsk Sea, the northeast coast of Hokkaido, the Kamchatka Pen., the Bering Sea, Alaska to Vancouver Island.
    Habitat and Biology
    Benthic, lives mainly on sandy bottoms,from a few meters to about 50 m.Feeds mainly on crustaceans, molluscs, worms and small fishes.
    Attains 51-52 cm.
    Interest to Fisheries
    Comercial fisheries and gamefish. Caught with bottom trawls and line gear. The most common fishing techniques are "demersal bottom trawling" and "small flatfish (flounders, soles) bottom trawling". The total catch reported for this species to FAO for 1999 was 56 830 t. The countries with the largest catches were USA (56 830 t).
    Local Names
    English : Alaska dab .
    German : Dukatenfisch .
    Japanese : Koganegarei .
    Froese, R. and D. Pauly. Editors. 2003. FishBase. World Wide Web electronic publication. www.fishbase.org
    Norman, J. R. - 1934 A systematic monograph of the flatfishes (Heterosomata).Vol. I: London: 459 pp.
    Sakamoto, K. - 1984 Pleuronectidae. In: H. Masuda; K. Amaoka; C. Araga; T. Uyeno; T. Yoshino (eds.). The Fishes of the Japanese Archipelago. Tokai. Univ. Press. 351-354.
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