1. Research Department for Limnology, Mondsee, University of Innsbruck, Mondsee, Austria
2. Institute of Biology, Department of Chemistry - Biology, University of Siegen, Siegen, Germany
3. Institute of Real-time Learning Systems, Department of Electrical Engineering and Computer Science, University of Siegen, Siegen, Germany
4. Institute for Environmental Sciences, University of Koblenz-Landau, Landau in der Pfalz, Germany
5. Center of Micro- and Nanochemistry and Engineering (Cμ), University of Siegen, Siegen, Germany