1. Institute for Chemistry and Biology of the Marine Environment (ICBM) University of Oldenburg, Schleusenstrsse 1, 26382 Wilhelmshaven Germany
2. Laboratoire Microorganismes Génome et Environnement (LMGE) UMR CNRS 6023 Université Clermont Auvergne, 1 ImpasseAmélie Murat, F‐63178 Aubière cedex France
3. Theoretical Aquatic Ecology and Ecophysiology Group Institute of Biochemistry and Biology University of Potsdam, Am Neuen Palais 10, Maulbeerallee 2, D‐14469 Potsdam Germany
4. Helmholtz Institute for Functional Marine Biodiversity (HIFMB) University of Oldenburg, Ammerländer Heerstraße 231, 26129 Oldenburg Germany