Severine Fournier, JPL/NASA/Caltech, Pasadena, CA, United States, Tong Lee, JPL, Pasadena, CA, United States, Wenqing Tang, Jet Propulsion Laboratory, Pasadena, CA, United States, Michael Steele, Univ Washington, Seattle, WA, United States and Estrella Olmedo, Barcelona Expert Center, Institute of Marine Sciences, CSIC, Physical and Technological Oceanography, Barcelona, Spain