Universität Bern
Eawag

Hydropeaking

In close collaboration with the “Integrated River Management” project, we are studying the effect of hydropeaking on fish in the River Hasliaare. Our primary partner in this project is the Laboratoire des constructions hydraulices (LCH) at the EPFL.

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River Hasliaare

At the moment we are studying the current state of fish ecology in the River Hasliaare and in the Vorderrhein. A preliminary study of the Hasliaare was completed in Suly 2009 and is available as an internal report.

A PhD project (start October 2009) will documents how fish habitat and fish communities are affected by hydropeaking. This project will focus on brown trout, and aims to propose mitigation measures. These measures should help to minimize the negative impacts on brown trout. We use habitat modeling with a hydraulic model and preference curves for brown trout. The CASIMIR habitat model will be available in summer 2011.