关键词: 水产养殖, 尾水, 治理

Abstract: Accelerating the green development of aquaculture is a major measure to protect the ecological environment of water areas and implement the rural revitalization strategy. It is also an inevitable choice to win the battle against poverty and pollution.This paper described in detail the present situation and existing problems of factory aquaculture in Yongtai County, and completed the tailwater regulation work. A total of 16 factory aquaculture farms were demolished and 21 factory aquaculture farms were upgraded. All the upgraded factory aquaculture farms’ tailwater treatment equipment was installed and running well, and the total phosphorus content in the tailwater was less than 0.5 mg/L after being tested by the third party enterprise with CMA or CNAS qualification.Through the regulation, the adverse impact of factory aquaculture farms on the environment has been eliminated and the coordinated development of environment and economy has been vigorously promoted. At the same time, the regulation methods of tailwater in factory aquaculture were summarized, and the existing tailewater discharge standards of factory aquaculture were compared and some problems were analyzed, some suggestions were given for agricultural departments to pay attention to establish standards in the future.

Key words: aquaculture, tailwater, regulation