大沙河水库富营养化及蓝藻水华特点分析

摘要

依据近几年来大沙河水库水质监测和水生态调查的成果资料，通过对大沙河水库水质现状，富营养化程度和蓝藻水华特点的分析评价，总结了大沙河水库蓝藻水华呈现持续爆发，偶尔消退的特点。进一步评估了水华发生风险，分析了水库污染的原因，提出了保护和治理建议。%Based on the water quality monitoring data and water ecological survey of Dashahe Reservoir , through the analysis of the current water quality situation , eutrophication degree and the characteristics of the Cyanobacteria blooms , the characteristics of the Cyanobacteria blooms is continuing outbreak and occasionally subside .The risk of water blooms has been assessed , and the reasons of reservoir pollution have been analyzed , protection and management suggestions have been proposed .