1 | Bündner Naturmuseum – BNM, Chur, Switzerland |
2 | Department of Ecology and Environmental Conservation, Faculty of Biology, University of Plovdiv, Bulgaria |
3 | Bulgarian Academy of Sciences – BAS, Central Laboratory of General Ecology – CLGE, Sofia, Bulgaria |
4 | I.B.I.S. Institut zur Erforschung Biologischer Informationssysteme, Haimburg, Austria |
5 | GeOs GmbH, Consultants in Ecology, Nature- and Landscape Protection, Degersheim, Switzerland |