IUCN threat status:

Least Concern (LC)


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Range Description

The nominotypical subspecies is widely distributed in China, Taiwan (most streams, branches of river,reservoirand lakes of Taiwan, primarily on the west of the Island) and Japan. A further subspecies (moganica) is only known for the type series from Zhejiang Province (China), whilst the third subspecies is only known from an unknown location in China.


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© International Union for Conservation of Nature and Natural Resources

Source: IUCN

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