青海省长江源区鱼类分布及多样性格局

马文俊, 刘思嘉, 李柯懋, 简生龙, 薛长安, 韩庆祥, 魏金良, 陈生学, 牛依萌, 崔洲平, 隋瑞臣, 田菲, 赵凯

Fish diversity and distribution in the source region of the Yangtze River in Qinghai Province

Ma Wenjun, Liu Sijia, Li Kemao, Jian Shenglong, Xue Chang’an, Han Qingxiango, Wei Jinliang, Chen Shengxue, Niu Yimeng, Cui Zhouping, Sui Ruichen, Tian Fei, Zhao Kai

图3 长江源区各水系鱼类群落主坐标分析图。图中不同颜色的点代表不同水系的鱼类群落，通过点的分布观察不同水系间群落结构的差异。

Fig. 3 Principal coordinates analysis (PCoA) of fish communities in each water system of the Yangtze River source region. Points in different colors represent fish communities from different water systems. The distribution of points illustrates the community structure differences among water systems.