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]. .. , Représentation graphique des trois hypothèses sur le moteur de la GOC traduit depuis Huang, 2010.

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, Image en fausse couleur du MODIS sur le satellite Aqua le 2 septembre 2017, b) Image du OLI sur le satellite Landsat 8 le 18 juillet 2018 et c) Image du MODIS sur le satellite Terra le 26 décembre, Sélection d'images satellites du site internet "Earth Observatory" de la NASA, 2011.

, Types de tourbillons et anomalies de masses volumiques (?) en surface et dans le coeur légèrement modifié d'après Assassi et al, 2016.

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, Visualisation 3D centrée sur l'Atlantique Sud de la carte ADT en "delayed-time" du 1er janvier, 2017.

, Schémas de fonctionnement des instruments de mesure dérivants. a) Cycle d'un flotteur Argo traduit d'après une figure produite par le International Argo Project Office. b) Fonctionnement d'une bouée de surface traduit d'aprés une figure produite par le National Oceanic and Atmospheric Administration

, 21 2.10 Explication graphique des déplacements zonaux (panneau a) et méridiens (panneau b) des tourbillons d'échelle moyenne sous l'effet de gradient de voriticité planétaire, Visions statistiques de l'évolution de a) la taille (rayon) et de b) l'intensité (amplitude) normalisée des tourbillons en fonction de leur durée de vie normalisée en concaténant deux figures produites par Mason, 1990.

, Subduction d'un tourbillon anticyclonique sous un front tel que simulé par Herbette et al, 2004.

. La, Q) est indiquée par les anomalies de hauteur potentielle correspondant aux anomalies de Q normalisées par Q

, Synthèse de l'impact des tourbillons océaniques de surface sur l'atmosphère traduit depuis Frenger et al, 2013.

. .. , Il est à noter que ce schéma représente des tourbillons dans l'hémisphère sud, p.26

, Représentation schématique du super-gyre de l'hémisphère Sud. Les couleurs indiquent la hauteur dynamique intégrée dans les 2000 premiers mètres de la base de données CARS

, Le super-gyre de l'hémisphère sud est marqué par des lignes pointillées grises. Figure traduite d'après Beal et al, Les flèches noires et les étiquettes indiquent des éléments importants de l'écoulement, 2011.

, Domaine d'étude et bathymétrie extraite de la base de données ETOPO2, 1997.

, Study domain and a) bathymetry from the ETOPO2 data set [Smith and Sandwell 1997] and b) Mean Dynamic Topography (MDT, [Duacs/AVISO+ 2014]) with the main currents indicated, p.39

, For each eddy, the ADT contours where the azimuthal speed is maximum (eddy core limit definition -dashed lines) and the outermost closed contour (eddy outer limit definition -dotted line) are shown. ADT isolines with 10 cm intervals and the geostrophic velocity vectors distributed by AVISO are superimposed in (a), 2000.

;. .. , 43 4.3 Temporal evolution of a) the monthly averaged equivalent radius of the outer contour (R out ) and the eddy core contour where the azimuthal velocity is maximum (R Vmax ), b) the maximum of azimuthal velocity (V max ) and c) the absolute Rossby number of the core (|Ro|) as derived from the altimetry maps. The error bars correspond to the monthly STD of these parameters

. .. , The outer contours and b) the characteristic contours (associated to the maximum of azimuthal speed) in the referential of the Agulhas Ring at times when an Argo float sample it, vol.87

, Density and f) Potential Density Anomaly for the closest Argo profiles to the Agulhas Rings center for every 10-day intervals as a function of time and depth. Black lines with markers in each right panel represent the distance of each profile from the eddy center (Dc) whose scale is presented in the y-axis on the right of panels b, d and f. The marker is a cross for profiles inside the characteristic contours otherwise it is indicated as a square. Selected isotherms, isohalines and isopycnals levels are added to the corresponding panels for both, the full fields and the anomalies, Conservative Temperature, b) Conservative Temperature Anomaly, c) Absolute Salinity, d) Absolute Salinity Anomaly, p.90

, Time evolution of the Brunt Väisälä frequency computed for the Argo float No. 5902281 profiles a) within the Agulhas Ring and b) for the environment climatology. Isopycnals levels separated by a 0.5 kg.m ?3 interval are added to the corresponding panels, p.91

, 9 a) Argo vertical profiles of density anomaly. 4 lye close to the eddy center and show the two Mode Waters thermohaline extrema (plain lines) and 1 is located farther (dashed lines) and does not display these two Mode Waters related extrema. b) Depth of the two Mode Water cores as a function of Dc for all the profiles lying at less than 40 km from the eddy center, Sea Surface Temperature (blue) and associated anomalies (black) interpolated from the ODYSSEA SST dataset