1. Department of Aquatic Ecology and Environmental Biology, Institute for Water and Wetland ResearchRadboud University Nijmegen The Netherlands
2. Department of Environmental Science, Institute for Water and Wetland ResearchRadboud University Nijmegen The Netherlands
3. Laboratory of Aquatic Ecology, Institute of BiologyFederal University of Juiz de Fora Juiz de Fora Brazil
4. Department of Biological Sciences and Bjerknes Centre for Climate ResearchUniversity of Bergen Bergen Norway
5. Department of Botany, National MuseumFederal University of Rio de Janeiro Rio de Janeiro Brazil
6. Aquatic Ecology and Water Quality Management GroupWageningen University Wageningen The Netherlands