钱塘江
The Qiantang River basin is rich in ecosystem types. Forest ecosystems are mojor distributed in the west and south which are composed by evergreen and deciduous broad-leaved forests. The forest ecosystem with complete functions as well as the widely wetland breeds a variety of species. However, with the development of industry, the ecological environment of Qiantang River basin has deteriorated and soil erosion is becoming serious. Although the forest coverage is high, the trend of islandization and fragmentation of wildlife native habitats is obvious and biodiversity is under threat.