Water environment ecological management system

The utility model relates to the technical field of water environment treatment, and discloses a water environment ecological treatment system. Comprising a filter box and a sedimentation tank, a water inlet pipe is fixedly connected to the side wall of the filter box, a connecting pipe is fixedly connected to the joint of the filter box and the sedimentation tank, a water outlet pipe is fixedly connected to the side wall of the sedimentation tank, a box body is slidably arranged in the filter box, and the side wall of the box body is attached to the inner wall of the filter box; two filter screens are fixedly connected to the interior of the box body, and a quartz sand water filter layer is laid on the upper surface of the lower filter screen. After sewage is filtered through the limestone, the activated carbon adsorption layer and the quartz sand water filtering layer, water-insoluble impurities and peculiar smells in the water are filtered out, the placing stability of the box body can be guaranteed throug