Raul Bardaji¹, Jaume Piera², Ivan Rodero³, Susana Diez⁴, Juan Luis Ruiz⁴, Carlos Rodero¹, Paolo Favali^5,6 and Juanjo Danobeitia^3,7, (1)ICM-CSIC, Barcelona, Spain, (2)ICM-CSIC, Department of Physical and Technological Oceanography, Barcelona, Spain, (3)EMSO ERIC, CMO, Rome, Italy, (4)UTM-CSIC, Barcelona, Spain, (5)EMSO ERIC - European Multidisciplinary Seafloor and Water-Column Observatory, Rome, Italy, (6)Istituto Nazionale di Geofisica e Vulcanologia (INGV), Roma, Italy, (7)EMSO ERIC, Rome, Italy