Cesar Antonio Perez Quintana, Centro de Investigación Científica y de Educación Superior de Ensenada, Oceanografia Fisica, Ensenada, BJ, Mexico, Hector S Torres, JPL/NASA/Caltech, Pasadena, CA, United States and Jose Gomez-Valdes, CICESE National Center for Scientific Research and Higher Education of Mexico, Ensenada, BJ, Mexico