The Ancient Coast and Wetland National Nature Reserve is located in the coastal area of Tianjin, with a total area of 27730 hectares. It was established in 1984 with the approval of the Tianjin Municipal People s Government. Coastal wetlands.
This area is near the west bank of the Bohai Bay and is located at the entrance of the Haihe River. The terrain is low-lying, with large scale shells and oyster beaches. Sea plains are also rare, and it is rare in the world for two distinct types of biological deposits to coexist at such close distances. The Qilihai Wetland in the area also inhabits and grows a variety of rare wild animals and plants. The establishment of this reserve is of great significance for the study of sea-land changes and coastal wetland ecosystems.