The Study on the Conservation Status and Problems of Aquatic Ecosystem in Songhua River Basin

Continuous and intense human activities have seriously affected the aquatic ecosystem health and security of the Songhua River Basin, which has led to the atrophy and degradation of wetlands, the pollution of water, the degradation of black soil, the descending of waters biological diversity and the draught-up of rivers, etc. At present, how to protect the basin aquatic ecosystem and maintain the positive cycle of aquatic ecosystem are becoming grossly hot and difficult issues that require immediate resolutions.