广西龟石水库鱼类资源调查研究

Status Investigation of Fish Resources in Guishi Reservoir of Guangxi

为了解龟石水库鱼类资源现状,于2008年10月至2009年9月,通过实地调查和采集标本的方法,调查龟石水库的鱼类资源,统计分析渔获量。结果调查得知,龟石水库共有鱼类37种,隶属于6目13科32属,其中鲤形目最多,共2科19属22种,占总种数的59.46%;渔获物以中小型鱼类为主,主要经济鱼类渔获量具有明显的季节性变化,与历史资料相比,渔获量呈下降趋势。

In order to learn about the status of fish resources in Guishi Reservoir,the fish resources were investigated from October 2008 to September 2009.37 fish types were collected from Guishi Reservoir and these fishes were subordinated to 6 orders,13 famities and 32 species.The Cypriniformes accounted for 59.46%,medium-sized and small fishes were dominated in the catch composition,and the catch of mainly economic fishes changed with seasons.Comparing with history,the catch of fish were decling.