Giorgio Dall'Olmo¹, Isabel Seguro², Carol Robinson³, Iris Kriest⁴ and Gianpiero Cossarini¹, (1)National Institute of Oceanography and Applied Geophysics (OGS), Trieste, Italy, (2)University of East Anglia, Centre for Ocean and Atmospheric Sciences, School of Environmental Sciences, Norwich, United Kingdom, (3)University of East Anglia, School of Environmental Sciences, Norwich, United Kingdom, (4)GEOMAR, Kiel, Germany