Canonical Correspondence Analysis (CCA) explained 100% of the correlation between species and environmental variables, suggesting that the occurrence of many species was related to seasonal changes in ecological conditions.

• 应用典范对应分析(Canonical Correspondence Analysis,CCA)对太湖38个样点的15种介形虫与9个环境因子关系研究的结果是介形虫与环境因子间的相关性高达100%25,提示太湖水体环境因子变化影响了介形虫的分布和季节性变化;