Assessing existing and future dam impacts on the connectivity of freshwater fish ranges worldwide

Valerio Barbarossa1, Rafael J. P. Schmitt2, Mark A. J. Huijbregts1, Christiane Zarfl3 and Aafke Schipper4, (1)Radboud University, Environmental Science, Nijmegen, Netherlands, (2)University of California Berkeley, Department of Landscape Architecture and Environmental Planning, Berkeley, CA, United States, (3)Eberhard Karls Universität Tübingen, Center for Applied Geosciences, Tübingen, Germany, (4)Netherlands Environmental Assessment Agency, Bilthoven, Netherlands