1. Catalan Institute for Water Research (ICRA), Girona, Spain
2. Eawag, Swiss Federal Institute of Aquatic Science and Technology, Dübendorf, Switzerland
3. Department of Applied Sciences, Dundalk Institute of Technology, Dundalk, Ireland
4. Physical and Technological Oceanography Department, Institute of Marine Sciences (ICM-CSIC), Barcelona, Spain
5. Leibniz-Institute of Freshwater Ecology and Inland Fisheries, Berlin, Germany
6. Free University Berlin, Department of Biology, Chemistry and Pharmacy, Berlin, Germany