| Affiliation: | 1. Geography Research Unit, University of Oulu, Oulu, Finland;2. Monitoring and Assessment Unit, Freshwater Centre, Finnish Environment Institute, Oulu, Finland;3. Department of Aquatic Sciences and Assessment, Swedish University of Agricultural Sciences (SLU), Uppsala, Sweden;4. Department of Wildlife, Fish and Environmental Studies, Swedish University of Agricultural Sciences (SLU), Ume?, Sweden;5. Natural Resources Research Institute, University of Minnesota Duluth, Duluth, MN, U.S.A;6. Illinois Natural History Survey, Prairie Research Institute, University of Illinois, Champaign, IL, U.S.A;7. Natural Environment Centre, Biodiversity, Finnish Environment Institute, Oulu, Finland |
