, 2015 为研究梯级引水式水电站对底栖动物群落结构的影响,对云南景谷河3座梯级电站影响下河流底栖动物的群落结构进行了调查研究。研究结果表明：水电站的修建显著改变了河流的流速及水深;减水段和混合段水体底栖动物的物种丰度和多样性指数存在一定差异;不同级电站混合段底栖动物密度和生物量均高于减水段;功能摄食类群上混合段的滤食者、撕食者和捕食者相对丰度均显著高于减水段;丰度/生物量比较曲线表明,相对于混合段,水电站影响下减水段底栖动物群落受到了一定程度的干扰。故修建梯级小水电站时 ...
郭伟杰, 王振华, 赵伟华
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