Nathalie Feuillet¹, Stephan Jorry², Wayne C Crawford¹, Christine Deplus³, Isabelle Thinon⁴, Eric Jacques¹, Jean-Marie Saurel⁵, Anne Lemoine⁴, Fabien Paquet⁴, Claudio Satriano⁶, Chastity Aiken², Oceane Foix¹, Philippe Kowalski¹, Angèle Laurent¹, Emmanuel Rinnert², Cecile Cathalot⁷, Jean-Pierre Donval², Vivien Guyader², Arnaud Gaillot², Carla Scalabrin², Manuel A Moreira⁸, Aline Peltier⁹, Francois Beauducel⁹, Raphael Grandin¹⁰, Valérie Ballu¹¹, Romuald Daniel¹², Pascal Pelleau², Simon Besançon¹, Louis B Geli¹³, Pascal Bernard¹, Patrick Bachelery¹⁴, Yves Fouquet², Didier Bertil⁴, Arnaud Lemarchand⁵, Jerome Vanderwoerd¹⁵ and MAYOBS/REVOSIMA , (1)Institut de Physique du Globe de Paris, Paris, France, (2)IFREMER, Plouzané, France, (3)IPGP & CNRS, Paris Cedex 05, France, (4)BRGM - French geological survey, Orléans, France, (5)Université de Paris, Institut de Physique du Globe de Paris, Paris, France, (6)Institut de Physique du Globe, Paris, France, (7)IFREMER, REM/GM/LCG, Plouzané, France, (8)Institut de Physique du Globe de Paris, Sorbonne Paris Cité, Université Paris Diderot, Paris, France, (9)Université de Paris, Institut de Physique du Globe de Paris (IPGP), UMR 7154, Paris, France, (10)Ecole Normale Superieure, Paris, France, (11)University of La Rochelle, La Rochelle, France, (12)Institut de Physique du Globe de Paris, Paris Cedex 05, France, (13)Marine Geoscience, Plouzane, France, (14)University Blaise Pascal Clermont-Ferrand II, Clermont-Ferrand, France, (15)Institut de Physique du Globe Strasbourg, Strasbourg Cedex, France

Oceane Foix¹, Chastity Aiken¹ and MAYOBS/REVOSIMA Seismology Group, (1)IFREMER, Plouzané, France

Carole Berthod¹, Etienne Médard¹, Patrick Bachelery¹, Lucia Gurioli¹, Andrea Di Muro², Aline Peltier³, Jean-Christophe Komorowski⁴, Mhammed Benbakkar¹, Jean-Luc Devidal¹, Jessica Langlade⁵, Pascale Besson⁴, Georges Boudon⁴, Estelle F Rose-Koga¹, Christine Deplus⁶, Anne Le Friant⁷, Manon Bickert⁴, Sophie Nowak⁸, Isabelle Thinon⁹, Pierre Burckel⁴, Samia Hidalgo⁴, Stephan Jorry¹⁰, Yves Fouquet¹⁰ and Nathalie Feuillet⁴, (1)Université Clermont Auvergne, CNRS, IRD, OPGC, Laboratoire Magmas et Volcans, Aubiere, France, (2)Institut de Physique du Globe de Paris, Sorbonne Paris Cité, Université Paris Diderot, Observatoire Volcanologique du Piton de la Fournaise, Bourg Murat, France, (3)Université de Paris, Institut de Physique du Globe de Paris (IPGP), UMR 7154, Paris, France, (4)Institut de Physique du Globe de Paris, Sorbonne Paris Cité, Université Paris Diderot, Paris, France, (5)IUEM Institut Universitaire Européen de la Mer, Plouzané, France, (6)IPGP & CNRS, Paris Cedex 05, France, (7)Université de Paris,, Institut de physique du globe de Paris, CNRS,, Paris, France, (8)Sorbonne Paris Cité, Université Paris Diderot, Paris, France, (9)BRGM - French geological survey, Orléans, France, (10)IFREMER, Plouzané, France

Osamu Sandanbata^1,2, Shingo Watada¹, Kenji Satake³, Hiroo Kanamori⁴, Luis A Rivera⁵ and Zhongwen Zhan⁶, (1)Earthquake Research Institute, University of Tokyo, Tokyo, Japan, (2)NIED National Research Institute for Earth Science and Disaster Prevention, Tsukuba, Japan, (3)The University of Tokyo, Earthquake Research Institute, Tokyo, Japan, (4)California Institute of Technology, Seismological Laboratory, Pasadena, CA, United States, (5)Université de Strasbourg-CNRS, Institut de Physique du Globe de Strasbourg, UMR-7516, Strasbourg, France, (6)California Institute of Technology, Pasadena, CA, United States

Adrien F Arnulf¹, Steffen Saustrup², Tanner Eischen³, Alistair J Harding⁴, Graham M Kent⁵, Suzanne M Carbotte⁶, Michelle Lee⁷, Juan Pablo Canales⁸, Mladen R Nedimovic⁹, Ettore Biondi¹⁰, Guillaume Barnier¹¹, Biondo Leonardo Biondi¹⁰ and Robert Graham Clapp¹², (1)Institute for Geophysics, Austin, TX, United States, (2)University of Texas at Austin, Institute for Geophysics, Austin, United States, (3)University of Texas, Institute for Geophysics, Institute for Geophysics, Austin, United States, (4)Scripps Institution of Oceanog, La Jolla, CA, United States, (5)University of Nevada Reno, Nevada Seismological Laboratory, Reno, NV, United States, (6)Lamont-Doherty Earth Obs, Palisades, NY, United States, (7)Columbia University of New York City, New York, NY, United States, (8)Woods Hole Oceanographic Inst, Geology and Geophysics, Woods Hole, MA, United States, (9)Dahousie University, Halifax, NS, Canada, (10)Stanford University, Geophysics, Stanford, CA, United States, (11)Stanford University, Stanford, CA, United States, (12)Stanford University, Geophysics, Palo Alto, United States

William W. Chadwick Jr¹, Scott L Nooner², William S D Wilcock³, Suzanne M Carbotte⁴, Audra Meaghan Sawyer⁵, Erik K K Fredrickson³ and Jeff W Beeson⁶, (1)Oregon State University, CIMRS, Corvallis, OR, United States, (2)University of North Carolina at Wilmington, Dept of Earth and Ocean Sciences, Wilmington, NC, United States, (3)University of Washington, School of Oceanography, Seattle, WA, United States, (4)Lamont-Doherty Earth Obs, Palisades, NY, United States, (5)University of North Carolina at Wilmington, Wilmington, NC, United States, (6)Oregon State University, CIMRS, Newport, OR, United States

Zoe Krauss¹, William S D Wilcock¹, Martin Heesemann², Jacob Kukovica², Angela Schlesinger³ and Joseph James Farrugia², (1)University of Washington, School of Oceanography, Seattle, WA, United States, (2)Ocean Networks Canada, Victoria, BC, Canada, (3)University Of Victoria, Victoria, BC, Canada

Haley Cabaniss¹, Patricia M Gregg², Yan Zhan², Scott L Nooner³, William W. Chadwick Jr⁴ and William Hefner³, (1)University of Illinois at Urbana Champaign, Urbana, IL, United States, (2)University of Illinois at Urbana-Champaign, Urbana, IL, United States, (3)University of North Carolina at Wilmington, Dept of Earth and Ocean Sciences, Wilmington, NC, United States, (4)Oregon State University, CIMRS, Corvallis, OR, United States

Darrell Jackson¹, Guangyu Xu¹, Anatoliy N. Ivakin¹ and Karen G Bemis², (1)Applied Physics Laboratory University of Washington, Seattle, WA, United States, (2)Rutgers, The State University of New Jersey - New Brunswick, Marine and Coastal Sciences, New Brunswick, NJ, United States

Benjamin Wheeler¹, Mathilde Cannat², Valérie Chavagnac³ and Fabrice J Fontaine¹, (1)Institut de Physique du Globe de Paris, Paris, France, (2)CNRS and Institut de Physique du Globe de Paris, Paris, France, (3)GET Géosciences Environnement Toulouse, Toulouse, France