Algae species group was different in each treatment, there was no Xanthophyta and Ctyptophyta in CK and silver carp-cultrure treatment water, but other treatment was 7 phylum of algae.

• 不同处理藻的种类有差异，对照和放养鲢水体无隐藻门和黄藻门，其他两处理都有7门。