1. National Oceanography Centre Southampton School of Ocean and Earth Science University of Southampton Southampton SO14 3ZH UK
2. Department of Geology PProGRess/UGCT Ghent University Ghent Belgium
3. National Oceanography Centre Waterfront Campus Southampton SO14 3ZH UK
4. Department of Earth Sciences Durham University Durham DH1 3LE UK
5. School of Geosciences University of Aberdeen Aberdeen AB24 3FX UK
6. Aker BP ASA Jåttåvågveien 10, Hinna Park Stavanger 4020 Norway