Vittorio Maselli, Dalhousie University, Earth and Environmental Sciences, Halifax, NS, Canada, Dick Kroon, University of Edinburgh, Edinburgh, United Kingdom, David Iacopini, University of Aberdeen, Geology and Petroleum Geology, Aberdeen, United Kingdom, Bridget Wade, University College London, Department of Earth Sciences, London, United Kingdom, Paul N Pearson, Cardiff University, School for Earth and Ocean Sciences, Cardiff, United Kingdom and Henk de Haas, National Marine Facilities Department and Utrecht University, 6Royal Netherlands Institute for Sea Research, Yerseke, Netherlands