Viewed from increasing amount, the Honghu Lake and Shijiu Lake, belonging to macrophytic lake, increases faster than the Caohu Lake and Taihu Lake, which belong to algae lake.

• 从营养盐增加的幅度来看，草型湖的洪湖、石臼湖要大于藻型的巢湖以及太湖藻型区域。