Conceptualization: G.Z. and P.L.; methodology, data collection, formal analysis and writing—original draft: P.L.; funding acquisition, writing—review, comments and editing: G.Z. All authors have read and agreed to the published version of the manuscript. This research was funded by the Scientific Research Fund of Hunan Provincial Education Department under Grant 23B0244 and 22A0194, the Science and Technology Innovation Platform and Talent Plan Project of Hunan Province under Grant 2017TP1022, the Natural Science Foundation of Hunan Province under Grant 2024JJ7645 and Field Observation and Research Station of Dongting Lake Natural Resource Ecosystem, Ministry of Natural Resources.