1. Community Ecology Laboratory, Department of Biology Vrije Universiteit Brussel (VUB) Brussels Belgium
2. Animal Ecology, Global Change and Sustainable Development Leuven Belgium
3. Centre for Environmental Management University of the Free State Bloemfontein South Africa
4. Water Research Group, Unit for Environmental Sciences and Management North‐West University Potchefstroom South Africa
5. PMC Coasts Rivers and Cities, Witteveen + Bos Berchem Belgium