1. Center for Limnology; University of Wisconsin-Madison; Madison Wisconsin USA
2. French National Institute for Agricultural Research (INRA); Thonon les Bains France
3. Department of Natural Resources and Environmental Science; University of Nevada; Reno Nevada USA
4. Centro de Estudios Atitlán; Universidad del Valle de Guatemala; Sololá Guatemala
5. Freshwater Centre; Finnish Environment Institute; Helsinki Finland
6. Department of Water Resources and Drinking Water; Eawag (Swiss Federal Institute of Aquatic Science and Technology); Duebendorf Switzerland
7. Yigal Allon Kinneret Limnological Laboratory; Israel Oceanographic and Limnological Research Ltd.; Migdal Israel
8. Tahoe Environmental Research Center; University of California; Davis California USA
9. Institute of Biology; Irkutsk State University; Irkutsk Russia
10. Department of Earth, Environmental Science and Technology; Technical University of Kenya; Nairobi Kenya
11. Department of Aquatic Sciences and Fisheries; University of Dar es Salaam; Dar es Salaam Tanzania
12. Department of Biology; Wright State University; Dayton Ohio USA