1. Research Institute for Water and Environment University of Siegen Siegen Germany
2. Centre for Coastal Physical Oceanography Old Dominion University Norfolk USA
3. Faculty of Agricultural and Environmental Sciences University of Rostock Rostock Germany
4. Institute of Geodesy and Geoinformation (IGG) University of Bonn Bonn Germany
5. School of Ocean and Earth Science University of Southampton Southampton UK
6. National Oceanography Centre Liverpool UK