Deployment plans for the 1st part of the at-sea campaign (MVP: Moving Vessel Profiler; CTD: conductivity-temperature-depth in situ sensors; Hereon, Carthe; Atalaia, SVP are different kind of drifting buoys). White dots represent the Swot “grid” under one of the wide swaths, overlaid on the SST map for April 26, 2023. (Credit Imedea/Socib; SST data: EU Copernicus Marine Service)