1. Department of River Ecology Helmholtz Centre for Environmental Research – UFZ Magdeburg Germany
2. Institute for Environmental Sciences University of Koblenz‐Landau Landau Germany
3. Department of Environmental Microbiology Helmholtz Centre for Environmental Research – UFZ Leipzig Germany
4. Institute of Biology Leipzig University Leipzig Germany
5. German Centre for Integrative Biodiversity Research (iDiv) Halle‐Jena‐Leipzig Leipzig Germany
6. Federal Waterways Engineering and Research Institute Karlsruhe Germany