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Ethohydraulic Laboratory Experiments on Fish Descent in Accelerated Flows

Author(s): Marcio Roth; Falko Wagner; Tom Rossger; Jurgen Stamm

Linked Author(s): Jürgen Stamm

Keywords: Fish protection; Live animal trials; Hydropower; Behavioral study

Abstract: The RETERO project develops modern and scientific methods with the aim of significantly reducing and, in the long term, completely replacing fish experiments for assessing the risk of turbine passages. Primary ethohydraulic investigations of fish behavior of turbine inlet accelerated flows were done at the Hubert-Engels-Laboratory of the Technische Universität Dresden in cooperation with the Institute of Freshwater Ecology and Fisheries Biology Jena, to observe their reactions in a controlled environment. These findings provided the project's collaborative partners with a sound basis for developing an autonomous sensor probe, risk assessments or software-based damage prediction models.

DOI: https://doi.org/10.3850/IAHR-39WC2521711920221615

Year: 2022

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