汝州市鱼类资源调查

Current status of fishery resources in Ruzhou

2017年4月,我们对汝州市鱼类资源开展调查。本次调查共收集鱼标本37种,隶属于5目13科35属。其中鲤形目种类最多,占总种数的72.97%,其次是鲇形目和鲈形目均4种,占总种数的10.81%,其它目种类较少,只有1-2种。调查结果显示:汝州市鱼类在摄食、繁殖及栖息习性等方面呈现多样化特征。根据鱼类区系复合体学说,汝州市鱼类资源主要以江河平原区系复合体种类为主。

An investigation on fish resources in Ruzhou was carried out in April2017.We collected Thirty-seven species,belonging to 35 genus,13 families and 5 orders.Cypriniformes was the dominant species in this area,which accounted for72.97% of the total,Siluriformesand Perciformes accounted for 10.81%respectively,and the others just had 1-2 species.The results showed thatthe fish habits and lifestyles were diverse,including the feeding habits,breeding habits and inhabiting behaviors.These fish species could be divided into five fish-fauna complex,and the main species were classified into China Plain fish Fauna Complex.