The East Taihu Lake is of macrophyte-type with low production and low eutrophication where the organic material mainly came from the exuberant aquatic vascular plants.

• 东太湖有机质来源以东太湖中生长较为茂盛的维管水生植物为主，目前湖泊生产力较低，富营养化程度低，表现为典型的草型湖泊特征。