Abstract:In order to understand the impact of human disturbance on aquatic plant diversity of freshwater lake ecosystems, a comparative study was carried out to examine the aquatic plant diversity of Haikou, Taibai and Wushan Lake in Hubei Province of China that experienced different disturbance intensity. The changes of the diversity in the three lakes over about the past 20 years and the mechanisms of species Vallisneria deseserrulata for adapting to frequent human disturbance in Lake Taibai were also investi...