1. Department of River Ecology and Conservation Senckenberg Research Institute and Natural History Museum Frankfurt Gelnhausen Germany
2. Department of Historical, Philosophical and Religious Studies Environmental Archaeology Lab Umeå University Umeå Sweden
3. Faculty of Fisheries and Protection of Waters South Bohemian Research Center of Aquaculture and Biodiversity of Hydrocenoses University of South Bohemia in České Budějovice Vodňany Czech Republic
4. Department of Conservation and Research Bavarian Forest National Park Grafenau Germany
5. Faculty of Biology University of Duisburg‐Essen Essen Germany