Institution: | aInstitute for Lake Research – State Institute for Environment, Measurement and Nature Conservation of Baden-Württemberg, Argenweg 50/1, 88085 Langenargen, Germany bBureau of Aquatic Ecology, Brucknerstraße 23, 89250 Senden, Germany cDepartment of Experimental Ecology (Bio. III), University of Ulm, Albert-Einstein-Allee 11, 89069 Ulm, Germany |