1. Laboratoire d'Etudes en Géophysique et Océanographie Spatiale (LEGOS), CNRS/IRD/UPS/CNESToulouse France
2. Department of OceanographyMARE Institute, LMI ICEMASA, University of Cape TownCape Town South Africa
3. Nansen‐Tutu Centre, Marine Research Institute, Department of OceanographyUniversity of Cape TownCape Town South Africa
4. NOAA/Atlantic Oceanographic and Meteorological LaboratoryCooperative Institute for Marine and Atmospheric Studies, University of MiamiMiami FL USA