1. Division for Ocean and Ice, Norwegian Meteorological Institute, Oslo, Norway
2. Meteorological Research Division, Environment and Climate Change Canada, Dorval, QC, Canada
3. Oceanalysis Ltd., Wallingford, UK
4. Plymouth Marine Laboratory, Plymouth, UK
5. Scottish Association for Marine Science, Scottish Marine Institute, Oban, UK
6. Department of Geosciences, University of Oslo, Oslo, Norway