Downstream migration of European eel at three German hydropower stations
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Okland F., Teichert M.A.K., Havn T.B., Thorstad E.B., Heermann L., Saether S.A., Tambets M., Borcherding J.
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2017
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University of Cologne, Norwegian Institute for Nature Research
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The aim of this study was to examine migration behaviour and losses of European silver eel when passing three run-of-the river hydropower stations in Germany. These were the Unkelmühle power station in the Sieg, the power station in Gengenbach in the Kinzig (both tributaries to the Rhine), and Kuhlemühle power station in the Diemel (tributary to the Weser). Overall, we recorded low mortality for downstream migrating silver eels at these power stations. However, there are uncertainties linked to the survival estimates, particularly at Gengenbach and Kuhlemühle.
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NINA Report 1355