洛阳市新安县鱼类资源调查

Current status of fishery resources in Xinan County of Luoyang

2016年6月,对洛阳市新安县鱼类资源开展调查,共收集鱼标本35种,隶属于5目10科32属。其中鲤形目种类最多,占总种数的68.57%,其次是鲇形目,占总种数的11.43%,鲈形目和鲑形目各3种,分别占总种数的8.57%,鳉形目仅1种,占总种数的2.86%。调查结果显示:新安县鱼类在摄食、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,洛阳市新安县鱼类资源以江河平原区系复合体种类为主。

An investigation on fish resources in Xinan of Luoyang was carried out in June 2016. Thirty-five species were collected, belonging to 32 genus, 10 families and 5 orders. Cypriniformes was the dominant species in this area, which accounted for 68.57% of the total, Siluriformes accounted for 11.43%, Perciformes and Salmoniformes each accounted for 8.57%, only one species of Cyprinodontiformes was found and accounted for 2.86%.The results showed that the diversity of the fish habits and lifestyles, including the feeding habits, breeding habits and inhabiting behaviors. These fish species could be divided into seven fish-fauna complex, and the main species were classified into China Plain fish Fauna Complex.