Small watershed river channel'pond separation 'type ecological conservation system

The utility model discloses a small watershed river channel'pond separation 'type ecological conservation system which comprises separated conservation ponds and a natural conservation pond, the separated conservation ponds are arranged on the two sides of the natural conservation pond at intervals, and river channel water is introduced through an ecological retaining dam arranged in a main river channel. And the river water treated in the separated conservation ponds returns to the main river and enters the next separated conservation pond, and ecological improvement of the river water can be carried out through such circulation. According to the utility model, a'separated conservation pond 'and a'main river channel sectional type conservation pond' are established in a'river-pond separation 'mode, steady-state and dynamic combined operation of the conservation ponds is realized, damage of flood disasters to facilities is effectively avoided, and pollutants such as nitrogen and phosphorus in water are reduce