【摘要】 通过对杭州市的两个主要水体西湖和青山水库的底栖动物群落包括种类组成、优势种群、生物量等的比较研究。西湖和青山水库底栖动物群落主要由寡毛类和摇蚊幼虫组成 ,存在适应低溶氧、耐有机污染的种群。从底栖动物群落生态学角度评价了西湖和青山水库水体的营养化程度。更多还原

【Abstract】 The benthic animal community in West Lake and Qingshan reservoir, the two main water region located in Hangzhou, was studied from such factors as species diversity, dominant population and biomass etc. In these two sites, the benthic animal community were mainly composed of oligochaeta and chironmus larva, they were adaptive to low concentration DO and were resistive to organic pollution. The state of eutrophication about West Lake and Qingshan reservoir was evaluated from the viewpoint of community ecology of benthic animal.更多还原