麻阳河自然保护区鱼类资源调查初报

本文报道了麻阳河鱼类48种,隶属4目10科,占贵州鱼类种数202种的23.8％。除鳗鲡为降河性洞游鱼类外,余皆为纯淡水鱼类。区系组成:鲤形日4科35种,其中鲤科鱼类为最大的一个类群,有28种,是麻阳河鱼类区系的主体,胭脂鱼是国家二类保护鱼类,为重要经济鱼种。

AN INITIAL INVESTIGATION OF FISH RESOURCES IN MA YANG RIVER

This is a special report about the fish resources and fish-fauna in Mayang river. In Mayang river,there are 48 kinds of fish,belonging to 4 orders,10 families and 39 genera,accounting for 23.8% of 202 kinds of fishes in Guizhou province. The freshwater fish in Mayang river are of the same fauna as Chines freshwater fish. In the fishes of Mayang river,the Cypriniformes has 4 families,31 genera and 35 species. The Cyprindae is the biggest community of these families in this area,it has 25 genera and 28 species. The Myxocyprinus asiaticus is of the secondary fishes protected in China.