因此，所获浮游动物中，多数优势种类是广盐性种类。而且，从上游至下游各站位的种类数和个体数随着氯度的增高而减少。

The number of species and total individuals of zooplankton decrease with the increasing chlorinity from the upper to the lower reach.

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因此，所获浮游动物中，多数优势种类是广盐性种类。而且，从上游至下游各站位的种类数和个体数随着氯度的增高而减少。

The number of species and total individuals of zooplankton decrease with the increasing chlorinity from the upper to the lower reach.

youdao