1. Department of Environmental Sciences University of Basel Basel Switzerland
2. Department of Surface Waters—Research and Management EAWAG, Swiss Federal Institute of Aquatic Science and Technology Kastanienbaum Switzerland
3. Institute of Biogeochemistry and Pollutant Dynamics, ETH Zurich, Swiss Federal Institute of Technology Zurich Switzerland
4. School of Architecture, Civil and Environmental Engineering, EPFL, Swiss Federal Institute of Technology Lausanne Switzerland
5. Department of Microbiology and Ecology Cavanilles Institute of Biodiversity and Evolutionary Biology, University of Valencia Burjassot Spain