EQUALANT 99

Type Oceanographic cruise
Set This cruise is part of the set EQUALANT
Ship Thalassa
Ship owner Ifremer
Dates 12/07/1999 - 22/08/1999
Chief scientist(s) GOURIOU Yves

IRD CENTRE DE BRETAGNE

IFREMER Centre de Bretagne

ZI Pointe du diable

CS10070

29280 PLOUZANE

+33 (0)2 98.22.45.01

http://www.brest.ird.fr/
DOI 10.17600/99040050
Objective Studying the variability of the equatorial surface and subsurface dynamics. Study of heat exchanges between the ocean and atmosphere in the equatorial zone. Studying carbon concentrations in order to understand the ocean's role in the greenhouse effect. Investigating primary production (chlorophyll and biomass) involved in the carbon cycle. Study of the variability of large-scale deep circulation. This falls under the CLIVAR-ECLAT project.

Data managed by SISMER

Bibliography

Publications

Herbert G., Bourles B., Penven P., Grelet J. (2016). New insights on the upper layer circulation north of the Gulf of Guinea. Journal Of Geophysical Research-oceans, 121(9), 6793-6815. https://doi.org/10.1002/2016JC011959


Lebel T., Parker D. J., Flamant C., Bourles Bernard, Marticorena B., Mougin E., Peugeot C., Diedhiou A., Haywood J. M., Ngamini J. B., Polcher J., Redelsperger J.-L, Thorncroft C. D. (2010). The AMMA field campaigns: Multiscale and multidisciplinary observations in the West African region. Quarterly Journal Of The Royal Meteorological Society, 136(s1), 8-33. https://doi.org/10.1002/qj.486


Vangriesheim Annick, Khripounoff AlexisORCID, Crassous Philippe (2009). Turbidity events observed in situ along the Congo submarine channel. Deep Sea Research Part II: Topical Studies in Oceanography, 56(23), 2208-2222. Publisher's official version : https://doi.org/10.1016/j.dsr2.2009.04.004 , Open Access version : https://archimer.ifremer.fr/doc/00000/6738/


Reverdin Gilles, Marin Frederic, Bourles Bernard, Lherminier PascaleORCID (2009). XBT Temperature Errors during French Research Cruises (1999-2007). Journal Of Atmospheric And Oceanic Technology, 26(11), 2462-2473. Publisher's official version : https://doi.org/10.1175/2009JTECHO655.1 , Open Access version : https://archimer.ifremer.fr/doc/00133/24380/


Kolodziejczyk N.ORCID, Bourles Bernard, Marin Frederic, Grelet Jacques, Chuchla R. (2009). Seasonal variability of the Equatorial Undercurrent at 10 degrees W as inferred from recent in situ observations. Journal Of Geophysical Research-oceans, 114(C06014), 1-16. https://doi.org/10.1029/2008JC004976


Bourles Bernard, Lumpkin Rick, McPhaden Michael J., Hernandez Fabrice, Nobre Paulo, Campos Edmo, Yu Lisan, Planton Serge, Busalacchi Antonio, Moura Antonio D., Servain Jacques, Trotte Janice (2008). The PIRATA program: History, accomplishments, and future directions. Bulletin Of The American Meteorological Society, 89(8), 1111-1125. https://doi.org/10.1175/2008BAMS2462.1


Bunge L, Provost C, Hua Bach-Lien, Kartavtseff A (2008). Variability at intermediate depths at the equator in the Atlantic ocean in 2000-06: Annual cycle, equatorial deep jets, and intraseasonal meridional velocity fluctuations. Journal of Physical Oceanography, 38(8), 1794-1806. https://doi.org/10.1175/2008JPO3781.1


Brandt Peter, Hormann Verena, Bourles Bernard, Fischer Juergen, Schott Friedrich A., Stramma Lothar, Dengler Marcus (2008). Oxygen tongues and zonal currents in the equatorial Atlantic. Journal Of Geophysical Research-oceans, 113(C04012), 1-15. https://doi.org/10.1029/2007JC004435


Arhan Michel, Treguier Anne-Marie, Bourles B, Michel Sylvain (2006). Diagnosing the annual cycle of the equatorial undercurrent in the Atlantic Ocean from a general circulation model. Journal of Physical Oceanography, 36(8), 1502-1522. https://doi.org/10.1175/JPO2929.1


Bunge L, Provost C, Lilly J, D'Orgeville Marc, Kartavtseff A, Melice J (2006). Variability of the horizontal velocity structure in the upper 1600 m of the water column on the equator at 10 degrees W. Journal of Physical Oceanography, 36(7), 1287-1304. https://doi.org/10.1175/JPO2908.1


Peter Anne-Charlotte, Le Henaff Matthieu, Du Penhoat Yves, Menkes Christophe E., Marin Frederic, Vialard Jerome, Caniaux Guy, Lazar Alban (2006). A model study of the seasonal mixed layer heat budget in the equatorial Atlantic. Journal Of Geophysical Research-oceans, 111(C06014), 1-16. https://doi.org/10.1029/2005JC003157


Brandt Peter, Schott Friedrich A., Provost Christine, Kartavtseff Annie, Hormann Verena, Bourles Bernard, Fischer Jurgen (2006). Circulation in the central equatorial Atlantic: Mean and intraseasonal to seasonal variability. Geophysical Research Letters, 33(L07609), 1-4. https://doi.org/10.1029/2005GL025498


Provost C, Chouaib N, Spadone A, Bunge L, Arnault S, Sultan E (2006). Interannual variability of the zonal sea surface slope in the equatorial Atlantic during the 1990s. Natural Hazards And Oceanographic Processes From Satellite Data, 37(4), 823-831. https://doi.org/10.1016/j.asr.2005.06.018


Touratier Franck, Goyet C, Coatanoan ChristineORCID, Andrie C (2005). Assessments of anthropogenic CO2 distribution in the tropical Atlantic Ocean. Deep Sea Research Part I: Oceanographic Research Papers, 52(12), 2275-2284. Publisher's official version : https://doi.org/10.1016/j.dsr.2005.09.001 , Open Access version : https://archimer.ifremer.fr/doc/00000/886/


Brut A, Butet A, Durand P, Caniaux G, Planton S (2005). Air-sea exchanges in the equatorial area from the EQUALANT99 dataset: Bulk parametrizations of turbulent fluxes corrected for airflow distortion. Quarterly Journal Of The Royal Meteorological Society, 131(610), 2497-2538. https://doi.org/10.1256/qj.03.185


Schmid C, Bourles Bernard, Gouriou Yves (2005). Impact of the equatorial deep jets on estimates of zonal transports in the Atlantic. Deep-sea Research Part Ii-topical Studies In Oceanography, 52(3-4), 409-428. https://doi.org/10.1016/j.dsr2.2004.12.008


D'Orgeville Marc, Hua Bach-Lien, Schopp Richard, Bunge L (2004). Extended deep equatorial layering as a possible imprint of inertial instability. Geophysical Research Letters, 31(L22303), 1-5. Publisher's official version : https://doi.org/10.1029/2004GL020845 , Open Access version : https://archimer.ifremer.fr/doc/00000/10892/


Arnault S, Eldin G, Bourles B, Du Penhoat Yves, Gouriou Y, Aman A, Chuchla R, Gallois F, Kestenare E, Marin F (2004). The EQUALANT99 experiment: in situ and satellite data for surface circulation in the tropical Atlantic. International Journal Of Remote Sensing, 25(7-8), 1291-1296. https://doi.org/10.1080/01431160310001592193


Vauclair F, Du Penhoat Yves, Reverdin G (2004). Heat and mass budgets of the warm upper layer of the tropical Atlantic Ocean in 1979-99. Journal Of Physical Oceanography, 34(4), 903-919. https://doi.org/10.1175/1520-0485(2004)034<0903:HAMBOT>2.0.CO;2


Schott Fa, Dengler M, Brandt P, Affler K, Fischer J, Bourles Bernard, Gouriou Yves, Molinari Rl, Rhein M (2003). The zonal currents and transports at 35 degrees W in the tropical Atlantic. Geophysical Research Letters, 30(7), 1.1-1.4. https://doi.org/10.1029/2002GL016849


Servain Jacques, Clauzet Gabriel, Wainer Ilana C (2003). Modes of tropical Atlantic climate variability observed by PIRATA. Geophysical Research Letters, 30(CLI5), 3.1-3.4. https://doi.org/10.1029/2002GL015124


Bourles B, Andrie C, Gouriou Y, Eldin G, Du Penhoat Y, Freudenthal S, Dewitte B, Gallois F, Chuchla R, Baurand F, Aman A, Kouadio G (2003). The deep currents in the Eastern Equatorial Atlantic Ocean. Geophysical Research Letters, 30(5), 2.1-2.4. https://doi.org/10.1029/2002GL015095


Andrie C, Gouriou Y, Bourles B, Ternon Jf, Braga Es, Morin P, Oudot C (2003). Variability of AABW properties in the equatorial channel at 35 degrees W. Geophysical Research Letters, 30(CLI5), 7.1-7.4. https://doi.org/10.1029/2002GL015766


Weill A, Eymard L, Caniaux G, Hauser D, Planton S, Dupuis H, Brut A, Guerin C, Nacass P, Butet A, Cloche S, Pedreros R, Durand P, Bourras D, Giordani H, Lachaud G, Bouhours G (2003). Toward a better determination of turbulent air-sea fluxes from several experiments. Journal Of Climate, 16(4), 600-618. https://doi.org/10.1175/1520-0442(2003)016<0600:TABDOT>2.0.CO;2


Molinari Robert, Bauer S, Snowden D, Johnson Gc, Bourles Bernard, Gouriou Yves, Mercier HerleORCID (2003). A comparison of kinematic evidence for tropical cells in the Atlantic and Pacific oceans. Elsevier Oceanography Series, 68, 269-286. https://doi.org/10.1016/S0422-9894(03)80150-2


Fine Rana A, Rhein Monika, Andrie Chantal (2002). Using a CFC effective age to estimate propagation and storage of climate anomalies in the deep western North Atlantic Ocean. Geophysical Research Letters, 29(24), 80.1-80.4. https://doi.org/10.1029/2002GL015618


Freudenthal Sébastien, Andrie Chantal (2002). The arrival of a "new" Labrador Sea Water signal in the tropical Atlantic in 1996. Geophysical Research Letters, 29(15), 31.1-31.4. https://doi.org/10.1029/2002GL015062


Bourles B, D'Orgeville Marc, Eldin G, Gouriou Y, Chuchla R, Dupenhoat Y, Arnault S (2002). On the evolution of the thermocline and subthermocline eastward currents in the Equatorial Atlantic. Geophysical Research Letters, 29(16), 1-4. Publisher's official version : https://doi.org/10.1029/2002GL015098 , Open Access version : https://archimer.ifremer.fr/doc/00000/10036/


Andrie C, Rhein M, Freudenthal S, Plahn O (2002). CFC time series in the deep water masses of the western tropical Atlantic, 1990-1999. Deep-sea Research Part I-oceanographic Research Papers, 49(2), 281-304. https://doi.org/10.1016/S0967-0637(01)00053-X


Vauclair F, Du Penhoat Y (2001). Interannual variability of the upper layer of the tropical Atlantic Ocean from in situ data between 1979 and 1999. Climate Dynamics, 17(7), 527-546. https://doi.org/10.1007/s003820000125


References of Articles published in other Periodicals or Scientific Works acclaimed in the Field

Kouame Kanga Désiré, Kouassi Aka Marcel, Trokourey Albert, Toualy Elisée, N’guessan Benjamin K., Brehmer Patrice, Ostrowski Marek (2021). Spatial and Seasonal Variability of Mixed Layer Depth in the Tropical Atlantic at 10 °W using 40 Years of Observation Data. European Journal of Scientific Research / Revue Européenne de la recherche Scientifique, 158(3), 207-217. Open Access version : https://archimer.ifremer.fr/doc/00684/79619/


Nubi Oa, Bourles Bernard, Edokpayi Ca, Hounkonnou Norbert Mahouton (2014). Inter-annual variability on the influence of equatorial upwelling on biological productivity along 10oW in the Eastern Equatorial Atlantic (EEA). Journal of Biodiversity and Environmental Sciences (JBES), 4(1), 72-80.


Aman A., Testut L., Woodworth P., Aarup T., Dixon D. (2007). Seasonal sea level variability in the Gulf of Guinea from altimetry and tide gauge. Revue Ivoirienne des Sciences et Technologie, (09), 105-118.


Gouriou Y, Andrie C, Bourles B, Freudenthal S, Arnault S, Aman A, Eldin G, Du Penhoat Y, Baurand F, Gallois F, Chuchla R (2001). Deep circulation in the equatorial Atlantic Ocean. Geophysical Research Letters, 28(5), 819-822. Open Access version : https://archimer.ifremer.fr/doc/00000/10369/


Thesis using campaign data

Kouame Kanga Désiré (2022). Distribution de nitrates dans la couche de surface océanique en relation avec la variabilité spatiale et saisonnière de la profondeur de la couche de mélange en Atlantique Equatorial Est à 10 °W. PhD Thesis, Université Félix Houphouet-Boigny.


Papapostolou Athanasia (2017). Seasonal and Momentum Balance of the Atlantic Equatorial Undercurrent. PhD Thesis, University of Miami.