绵河寿阳县段河流健康评价

River Health Assessment in Shouyang County Section of Mianhe River

本文从河流形态结构完整性、水文完整性与化学完整性、生物、社会服务功能4个准则层面对绵河寿阳县段河流健康状态进行评价。结果显示:绵河寿阳县段河道纵向连通性好,河岸稳定且岸线植被覆盖率高,无入河排污口与乱占乱采乱堆乱建状况;河流水质达标,水体自净能力强;鱼类保有量整体稳定,鸟类栖息地状况好,水生植物群落较丰富;防洪达标率欠佳,公众满意度较高;评定为二类河道。

This paper evaluates the river health state of Shouyang section of Mianhe River from four criteria:morphological and structural integrity,hydrological integrity and chemical integrity,biological,social service function.The results show that the longitudinal connectivity of the river in Shouyang County section of Mianhe River is good,the river bank is stable and the shoreline vegetation coverage is high,there is no sewage outlet and random mining and random construction,the river water quality is up to the standard,and the water body self-purification capacity is strong;the overall quantity of fish is stable,the bird habitat is good,the aquatic plant community is rich,the flood control standard rate is poor,the public satisfaction is high,and it is classified as the second class river.