Duncan Stevens¹, Lisa Clare McNeill², Timothy Henstock¹, Rebecca E Bell³, Nathan L Bangs⁴, Harm J Van Avendonk⁵, Gareth James Crutchley⁶, Stuart A Henrys⁷, Daniel H N Barker⁷ and Dan Bassett⁷, (1)University of Southampton, Ocean and Earth Science, Southampton, United Kingdom, (2)University of Southampton, Ocean and Earth Science, Southampton, SO14, United Kingdom, (3)Imperial College London, Department of Earth Science and Engineering, London, SW7, United Kingdom, (4)Univ Texas, Institute for Geophysics, Austin, TX, United States, (5)University of Texas at Austin, Austin, TX, United States, (6)GEOMAR Helmholtz Centre for Ocean Research Kiel, Kiel, Germany, (7)GNS Science, Lower Hutt, New Zealand