The wetland used to be a main agricultural land of Taiwan Sugar Corporation for farming, fishing, husbandry and sugarcane plantation.

However, due to the continuing subsidence of the area caused by the seawater invading the groundwater, the land became unsuitable for agriculture.

[1][2] In 2009, the wetland was designated as the location for Aogu Wildlife Conservation Sanctuary and oversee by Chiayi County Government.

[3] The wetland is located at the mouth of Beigang River and Luijiao Drainage Channel.

[3] The habitat of the wetland consists of deep water swamps, dry farmlands, marshes, mudflats, paddy fields and windbreak forest.