The Xiang hai Natural Reserve is one of the most important natural reserves of China

and it is of great biological

economic

social and cultural significance. Wetland is a essential component of the reserve's landscape

and the Xianghai wet land is one of th e 7 International-importance wet lands in China. The ecoenvironmental and reso urces functions of the Xianghai Reserve wetland are analyzed. The eco-envi ronmental functions mainly include biodiversity maintaining functions

hydrological transition zones

pollutants filter and interception functions

and the resource functions mainly include water and soil resources

biological resources

recreational and educational values

and scientific and cultural fuctions.