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Alosa vistonica : ウィキペディア英語版 | Alosa vistonica
''Alosa vistonica'' is a species of shad, a freshwater fish in the Clupeidae family. It is endemic to a single shallow lake, Lake Vistonida in Greece. It is classified as critically endangered (CR)〔 and is threatened by sewage, industrial effluents, destruction of spawning sites by agricultural development and increased salinity following the opening of a canal into the sea.〔 It has been suspected to be extinct already.〔 ==Short description== ''A. vistonica'' reaches a maximum length of 17 cm (SL). It is distinguished from other members of its genus entering freshwater of the Mediterranean basin by having 78-97 gill rakers and well-developed teeth on the palatine and vomer, especially in juveniles. : See also: Killarney shad
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「Alosa vistonica」の詳細全文を読む
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