Figure 2 (IMAGE)

Shinshu University

Figure 2

Caption

An example of a preliminary survey site (left, middle) upstream of the Sakasa river in Nagano Prefecture and Margaritifera togakushiensis (right; due to modification of the survey site being prohibited, the length of the mussel bodies was measured and immediately restored with the presence of the manager.

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Copyright: Kayano Takeuchi, Motoi Takeuchi, Wataru Kakino, Yutaka Uyeno

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