整个地球上的淡水动物都陷入了生存危机，连拥有丰富物种的东南部地区也不例外。

Freshwater animals are under siege all over theplanet, and the species-rich Southeast is no exception.

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而美国东南部地区正是世界上各种淡水动物物种集聚的中心，以阿巴拉契亚山脉南部山区为其中的典型。

But it is the American Southeast that stands out as a world centerof freshwater-species diversity, especially the southern AppalachianMountains.

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其古老程度和隔离状态使其成为世界上最丰富和最不寻常的淡水动物环境之一，赢得绰号“俄罗斯的加拉帕戈斯”。

Its age and isolation have produced one of the world's richest and most unusual environments for freshwater fauna, earning it the nickname "Galápagos of Russia."

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