水圏の環境2

[II-160] Examination of seasonal environmental variations and sediment replenishment effects in the downstream reaches of the Hamahara Dam, Gonokawa River, Western Japan

*Takumi Hanaoka¹, Saito Minoru², Akamatsu Yoshihisa¹, Nakao Ryohei¹, Miyazono Seiji¹, Kobayashi Kanta³ (1. Yamaguchi University, 2. Japan International Research Center for Agricultural Sciences, 3. Civil Engineering and Technology Cnsultants)

Keywords:Riverine environment, Dam, Sediment replenishment, Gonokawa River