@article{fdi:30116, title = {{M}echanisms of subsurface thermal structure and sea surface thermohaline variabilities in the southwestern tropical {P}acific during 1975-85}, author = {{D}elcroix, {T}hierry and {H}{\'e}nin, {C}hristian}, editor = {}, language = {{ENG}}, abstract = {{M}ajor features of the southwestern tropical {P}acific ({SWTP}), defined between 160{E}-140{W} and 24{S}-10{S}, are brought to light through analysis of surface water samples (23000) and temperature/depth observations (8500), both collected by ship opportunity programs during the 1979-85 period. {T}he mean vertical thermal structure (and its related parameters), mean sea surface temperature ({SST}) and salinity ({SSS}) are first portrayed, to further quantify the 1979-85 variability. {I}t is demonstrated that the observed seasonal and interannual variabilities, the latter being associated with the strong 1982-83 {E}l {N}ino {S}outhern {O}scillation ({ENSO}) event, are mostly governed by specific mechanisms involving varying wind field and rainfall regimes.}, keywords = {{EL} {NINO} ; {VARIATION} {SAISONNIERE} ; {TEMPERATURE} {DE} {SURFACE} ; {THERMOCLINE} ; {STRUCTURE} {THERMIQUE} ; {PACIFIQUE} {TROPICAL} {SUD} {OUEST}}, booktitle = {}, journal = {{J}ournal of {M}arine {R}esearch}, numero = {47}, pages = {777--812}, ISSN = {0022-2402}, year = {1989}, URL = {https://www.documentation.ird.fr/hor/fdi:30116}, }