Highlights: Songya Lake Wetland Park is located in the northern part of Changsha County, Hunan Province, mainly including Songya Lake and some areas along its coast. The total area is 274.4 hectares, of which the lake wetland area is 255.2 hectares, the swamp wetland area is 14.7 hectares, and the artificial wetland area is 5.7 hectares. Songya Lake is a typical shallow lake wetland ecosystem formed after the restoration and reconstruction of the project of returning farmland to lake in southern my country. Achievement and typical representative of shallow lake wetland restoration and reconstruction.