A river ecosystem health evaluation index system and the evaluation method were established, and the river ecosystem health can be divided into three levels, i. e. superior, medium, and inferior.

• 同时，对河流生态系统健康的影响因子进行了分析，在此基础上，建立了河流生态系统健康评价指标体系及其评价方法，将评价结果分为优、中和差三个等级。