@article{fdi:010069255, title = {{O}n the dynamics of the southern {S}enegal upwelling center : observed variability from synoptic to superinertial scales}, author = {{C}apet, {X}. and {E}strade, {P}. and {M}achu, {E}ric and {N}doye, {S}. and {G}relet, {J}acques and {L}azar, {A}. and {M}arie, {L}. and {D}ausse, {D}. and {B}rehmer, {P}atrice}, editor = {}, language = {{ENG}}, abstract = {{U}pwelling off southern {S}enegal and {G}ambia takes place over a wide shelf with a large area where depths are shallower than 20 m. {T}his results in typical upwelling patterns that are distinct (e.g., more persistent in time and aligned alongshore) from those of other better known systems, including {O}regon and {P}eru where inner shelves are comparatively narrow. {S}ynoptic to superinertial variability of this upwelling center is captured through a 4-week intensive field campaign, representing the most comprehensive measurements of this region to date. {T}he influence of mesoscale activity extends across the shelf break and far over the shelf where it impacts the midshelf upwelling (e.g., strength of the upwelling front and circulation), possibly in concert with wind fluctuations. {I}nternal tides and solitary waves of large amplitude are ubiquitous over the shelf. {T}he observations suggest that these and possibly other sources of mixing play a major role in the overall system dynamics through their impact upon the general shelf thermohaline structure, in particular in the vicinity of the upwelling zone. {S}ystematic alongshore variability in thermohaline properties highlights important limitations of the 2{D} idealization framework that is frequently used in coastal upwelling studies.}, keywords = {{SENEGAL} ; {ATLANTIQUE} ; {ZONE} {TROPICALE}}, booktitle = {}, journal = {{J}ournal of {P}hysical {O}ceanography}, volume = {47}, numero = {1}, pages = {155--180}, ISSN = {0022-3670}, year = {2017}, DOI = {10.1175/jpo-d-15-0247.1}, URL = {https://www.documentation.ird.fr/hor/fdi:010069255}, }