1. Department of Hydrobiology, Faculty of Biology Adam Mickiewicz University Poznań Poland
2. Department of Biogeography and Paleoecology, Faculty of Geographical and Geological Sciences Adam Mickiewicz University Poznań Poland
3. Geohazards Research Unit, Institute of Geology, Faculty of Geographical and Geological Sciences Adam Mickiewicz University Poznań Poland
4. Ecological Station in Jeziory, Faculty of Biology Adam Mickiewicz University Poznań Poland