分類 / Names
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Lampriformes (Velifers, tube-eyes and ribbonfishes) >
Lampridae (Opahs)
Etymology: Lampris: Greek, lampros = light (Ref. 45335); guttatus: Species name form the Latin' regius' meaning king's (Ref. 6885).
Environment: milieu / climate zone / depth range / distribution range
生態学
海 深海浮遊性; 海洋回遊性 (Ref. 51243); 深さの範囲 0 - 500 m (Ref. 89422), usually ? - 366 m (Ref. 5951). Deep-water; 75°N - 60°S, 180°W - 180°E
Worldwide in tropical to temperate waters (Ref. 57923). Western Atlantic: Grand Banks and Nova Scotia (Canada) to Florida (USA), Gulf of Mexico and the West Indies (Ref. 7251) up to Argentina (Ref. 47377). Eastern Atlantic: Norway and Greenland to Senegal (Ref. 6737) and south of Angola (Ref. 6476) also Mediterranean. Eastern Pacific: Gulf of Alaska to south of southern California (Ref. 265). A single capture in South Georgia marks an incidental occurrence in Southern Ocean.
サイズ / 重さ / 年齢
Maturity: Lm ? range ? - ? cm
Max length : 200 cm TL オス/雌雄の選別がない; (Ref. 5188); common length : 120 cm TL オス/雌雄の選別がない; (Ref. 5217); 最大公表体重: 270.0 kg (Ref. 5188)
背面の脊椎 (合計): 0; 背鰭 (合計): 48-55; 肛門の骨 0; 臀鰭: 33 - 41; 脊つい: 43. Caudal fin broadly lunate; pectorals long and falcate; pelvic fins similar to pectoral fins in shape and a little longer (Ref. 6885). Dark steely blue dorsally shading into green with silver and purple iridescence, belly rosy, body covered with silvery spots in irregular rows, light mottling on caudal and dorsal fins; vermillion on fins and jaws, golden around eyes (Ref. 6885).
Oceanic and apparently solitary (Ref. 6737). Epi- and mesopelagic (Ref. 58302). Feeds on midwater fishes and invertebrates, mainly squids (Ref. 6737). Probably spawns in the spring (Ref. 6885). Occasionally taken as a by-catch of tuna fisheries. Considered a good food fish (Ref. 5242); marketed fresh and frozen; prepared as sashimi (Ref. 9987). Swims by flapping the pectoral fins (Ref. 36731).
Life cycle and mating behavior
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Palmer, G., 1986. Lamprididae. p. 725-726. In P.J.P. Whitehead, M.-L. Bauchot, J.-C. Hureau, J. Nielsen and E. Tortonese (eds.) Fishes of the north-eastern Atlantic and the Mediterranean. UNESCO, Paris. Vol. 2. (Ref. 6737)
IUCNのレッドリストの状況は (Ref. 130435)
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