大伙房水库的指示生物水蚯蚓和摇蚊幼虫

Indicator Organism Microdrili and Chironomdae in Dahuofang Reservoir

大伙房水库底栖动物历年监测,水蚯蚓Microdrili、摇蚊幼虫Chironomdae是优势种群。根据其分布特点和种类变化情况,确定了7种水蚯蚓、15种摇蚊幼虫为判定该水体是否安全的指示生物。

Monitoring the Dahuofang Reservoir benthos each year, Microdrili, Chironomdae are the superiority population. According to the distribution characteristics and the types change situation, this paper determindes that 7 kinds of Microdrili and 15 kinds of Chironomdae are the indicator organisms to indicate the security of water body.