1. Department of Ecosystem Research, Leibniz‐Institute of Freshwater Ecology and Inland Fisheries (IGB) Germany
2. Limnological Institute, Department of Biology, University of Constance Mainaustrasse 252, 78464 Constance Germany
3. Laboratoire Microorganismes: Génome et Environnement‐Université Clermont Auvergne France
4. Culture Collection of Algae and ProtozoaScottish Association for Marine Science, Scottish Marine Institute UK
5. Department of BiologyChemistry, Pharmacy, Institute of Biology, Freie Universität Germany