Aude Lavayssière¹, Finnigan Illsley-Kemp², Gaye Bayrakci³, Jonathan M Bull³, Timothy A Minshull⁴, Timothy Henstock⁴, Ben Roche⁵, Jianghui Li⁶, Mark Chapman⁷ and CHIMNEY science consortium, (1)University of Southampton, Southampton, United Kingdom, (2)Victoria University of Wellington, Wellington, New Zealand, (3)University of Southampton, Ocean and Earth Science, Southampton, SO14, United Kingdom, (4)University of Southampton, Ocean and Earth Science, Southampton, United Kingdom, (5)University of Southampton, Southampton, SO14, United Kingdom, (6)Institute of Sound and Vibration Research (ISVR), Southampton, United Kingdom, (7)University of Edinburgh, School of Geosciences, Edinburgh, United Kingdom