Basin Water Environmental Research Department,Changjiang River Scientific Research Institute,Wuhan,Hubei 430010,China;
Key Lab of Basin Water Resource and Eco-Environmental Science in Hubei Province,Wuhan,Hubei 430010,China;
School of Environmental Science and Technology,Huazhong University of Science and Technology,Wuhan,Hubei 430074,China;
Brook Byers Institute of Sustainable Systems,School of Civil and Environmental Engineering,Georgia Institute of Technology,Atlanta,GA 30332,USA;
Microplastic; Vertical distribution; Source; Hydro-fluctuation belt; Danjiangkou Reservoir;