@incollection{fdi:010017247, title = {{T}he seasonal variations of salinity in the {J}ava {S}ea}, author = {{P}etit, {D}idier and {C}otel, {P}ascal and {N}ugroho, {D}.}, editor = {}, language = {{ENG}}, abstract = {{T}he climate in the {J}avanese basin is a monsoon regime : dry from {J}une to {S}eptember and humid from {N}ovember to {M}arch. {I}n regions seasonally subject to substantial precipitation, salinity is one of the more important factors affecting the distribution and abundance of fauna. {F}or this reason, stationary vertical profiles have been performed to measure the variations of salinity. {T}hese measurements took place during the acoustic surveys carried out in the {J}ava {S}ea in the framework of the {PELFISH} {P}roject. {T}wo surveys covering the central part, the first one in {O}ctober, the second one in {F}ebruary, supply spatial and bathymetric localization of different water masses. {O}ther transects, from {S}emarang ({C}entral {J}ava) to the {M}atasiri {I}slands, all along the north coast of {J}ava, towards the {C}hina {S}ea and on the {K}alimantan continental shelf, complete the information. {T}hree factors seem to control the seasonal dynamics of the waters : the local precipitation systems, the direction of the winds, and the disymetric topography of the basin. {I}n the dry season (south-eastern winds), desalinization starts in the {N}orth which is less deep. {I}ts progression to the {S}outh is made by vertical mixing. {I}n wet season (north-western winds), it is also in the {N}orth that the desalinization begins, leading to a temporary inversion of the salinity gradient. {T}he latter will then be restored after the front of precipitation has moved southwards. {T}he return to the dry season leads to a homogenization of salinity. {I}nter-annual climatic variations seem important and make difficult to have an interpretation based on localized observations in time and space. {T}here is an annual longitudinal gradient where the western part being more steady in salinity than the eastern one, but there is also a latitudinal dissymetry induced by the bathymetry and the northern origin of desalinization. ({R}{\'e}sum{\'e} d'auteur)}, keywords = {{EAU} {DE} {MER} ; {SALINITE} ; {PROFIL} {VERTICAL} ; {VARIATION} {SPATIALE} ; {VARIATION} {SAISONNIERE} ; {CLIMAT} ; {VENT} ; {MOUSSON} ; {INDONESIE} ; {MER} {DE} {JAVA}}, booktitle = {{P}roceedings of acoustics seminar {AKUSTIKAN} 2}, numero = {}, pages = {29--42}, address = {{L}uxembourg ({LUX}) ; {J}akarta ({IDN}) ; {P}aris}, publisher = {{U}nion {E}urop{\'e}enne ; {CRIFI} ; {ORSTOM}}, series = {}, year = {1997}, ISBN = {979-8186-64-8}, URL = {https://www.documentation.ird.fr/hor/fdi:010017247}, }