Fish passage with stacked boulders

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Fish passage with stacked boulders

Description

Fish passage with stacked boulders was installed at drop structure in Rusha river of Shiretoko Peninsula, Hokkaido by Youichi Yasuda. The averaged size of bouders is 60 cm. In this case, the stacked boulders without concrete were installed as a temporary installation. The stacked construction is very important for the stability of boulders.

Author
Youichi Yasuda

Date
August, 2020

References
Yasuda, Y. 2018, Practical approach from experimental investigation on fish passage with stcking boulders installed in weir, Advances in River Engineering, JSCE, Vol. 24, pp.125-130

Keywords
Fish passage Stacked Boulders Migration of Pink Salmon

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