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Aspius
''Aspius'' is a genus of Eurasian cyprinid fish, with two recognized species. ''Aspius'' species live in depths of water at a minimum of 10 m, at 4 to 20°C. These fish grow to a maximum of 120 cm long and weigh no more than 12 kg and live up to 11 years. ''Aspius'' species have 7-9 dorsal soft rays and 12-15 anal soft rays. Their long bodies have a long, sharp head. They have a green back with a silver/blue tint with a silver/white belly. Their pectoral, pelvic, and anal fins are grey and brown.〔(【引用サイトリンク】url=http://www.fishbase.org/summary/Leuciscus-aspius.html )〕 ==Distribution== ''Aspius'' species are predominantly found in Europe and Asia in large rivers draining to the North Sea, Baltic Sea, Black Sea, Sea of Azov, and the Caspian Sea. They mostly inhabit open waters with large and medium-sized lowland rivers and large lakes.
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Aspius」の詳細全文を読む
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