1. GINOP Sustainable Ecosystems Group, Department of Tisza Research Danube Research Institute, Centre for Ecological Research 4026 Debrecen, Bem tér 18/c Hungary
2. Hortobágy National Park Directorate 4024 Debrecen, Sumen u. 2. Hungary
3. BioAquaPro Kft 4032 Debrecen, Kosztolányi D. u. 21. Hungary