生态系统或生物群落中,对维护生物多样性及其结构、功能及稳定性起关键作用,一旦消失或消弱,生态系统或生物群落就会发生根本性变化的物种。
它是保持系统继续运行的关键物种。
似乎某些特征会清楚地将一个物种定义为关键物种。
It might seem that certain traits would clearly define a species as a keystone species.
因此,在理解和预测全球变化对南极和亚南极海洋生态系统影响方面,它们是关键物种。
As such, they are key species for understanding and predicting impacts of global change on Antarctic and sub-Antarctic marine ecosystems.
应用推荐