A. L. Annett, S. F. Henley, P. Van-beek, M. Souhaut, R. Ganeshram et al., Use of radium isotopes to estimate mixing rates and trace sediment inputs to surface waters in northern Marguerite Bay, Antarctic Peninsula, Antarctic Science, vol.55, issue.03, pp.445-45610, 2013.
DOI : 10.1016/j.jenvrad.2009.12.002

URL : https://hal.archives-ouvertes.fr/hal-00984535

K. Banse, Low seasonality of low concentrations of surface chlorophyll in the Subantarctic water ring: underwater irradiance, iron, or grazing?, Progress in Oceanography, vol.37, issue.3-4, pp.3-4, 1996.
DOI : 10.1016/S0079-6611(96)00006-7

S. Blain, A biogeochemical study of the island mass effect in the context of the iron hypothesis: Kerguelen Islands, Southern Ocean, Deep Sea Research Part I: Oceanographic Research Papers, vol.48, issue.1, pp.163-187, 2001.
DOI : 10.1016/S0967-0637(00)00047-9

URL : https://hal.archives-ouvertes.fr/hal-00474512

S. Blain, Effect of natural iron fertilization on carbon sequestration in the Southern Ocean, Nature, vol.100, issue.7139, pp.446-1070, 2007.
DOI : 10.1038/nature05700

URL : https://hal.archives-ouvertes.fr/hal-00169813

P. W. Boyd, The role of iron in the biogeochemistry of the Southern Ocean and equatorial Pacific: a comparison of in situ iron enrichments, Deep Sea Research Part II: Topical Studies in Oceanography, vol.49, issue.9-10, pp.1803-182110, 2002.
DOI : 10.1016/S0967-0645(02)00013-9

P. W. Boyd, A mesoscale phytoplankton bloom in the polar Southern Ocean stimulated by iron fertilization, Nature, issue.6805, pp.407-695, 2000.

W. S. Broecker, Y. H. Li, and J. Cromwell, Radium-226 and Radon-222: Concentration in Atlantic and Pacific Oceans, Science, vol.158, issue.3806, pp.1307-1310, 1967.
DOI : 10.1126/science.158.3806.1307

W. S. Broecker, J. Goddard, and J. L. Sarmiento, The distribution of 226Ra in the Atlantic Ocean, Earth and Planetary Science Letters, vol.32, issue.2, pp.220-23510, 1976.
DOI : 10.1016/0012-821X(76)90063-7

M. Castrillejo, P. J. Statham, G. R. Fones, H. Planquette, F. Idrus et al., Dissolved trace metals (Ni, Zn, Co, Cd, Pb, Al, and Mn) around the Crozet Islands, Southern Ocean, Dissolved trace metals, pp.5188-5201, 2013.
DOI : 10.1029/2009JC005361

URL : https://hal.archives-ouvertes.fr/hal-00939263

M. A. Charette, K. O. Buesseler, and J. E. Andrews, Utility of radium isotopes for evaluating the input and transport of groundwater-derived nitrogen to a Cape Cod estuary, Limnology and Oceanography, vol.46, issue.2, pp.465-470, 2001.
DOI : 10.4319/lo.2001.46.2.0465

M. A. Charette, M. E. Gonneea, P. J. Morris, P. Statham, G. Fones et al., Radium isotopes as tracers of iron sources fueling a Southern Ocean phytoplankton bloom, Deep Sea Research Part II: Topical Studies in Oceanography, vol.54, issue.18-20, pp.18-20, 2007.
DOI : 10.1016/j.dsr2.2007.06.003

Y. Chung, Radium-226 and Ra-Ba relationships in Antarctic and Pacific waters, Earth and Planetary Science Letters, vol.23, issue.1, pp.125-13510, 1974.
DOI : 10.1016/0012-821X(74)90039-9

K. H. Coale, A massive phytoplankton bloom induced by an ecosystem-scale iron fertilization experiment in the equatorial Pacific Ocean, Nature, vol.383, issue.6600, pp.383-495, 1996.
DOI : 10.1038/383495a0

D. Baar, H. J. , J. T. De-jong, D. C. Bakker, B. M. L?-oscher et al., Importance of iron for plankton blooms and carbon dioxide drawdown in the Southern Ocean, Nature, issue.6513, pp.373-412, 1038.

G. Dibarboure, M. Pujol, F. Briol, P. Y. Traon, G. Larnicol et al., Jason-2 in DUACS: Updated System Description, First Tandem Results and Impact on Processing and Products, Marine Geodesy, vol.33, issue.3-4, pp.3-4, 2011.
DOI : 10.1029/2010GL042372

H. Dulaiova and W. C. Burnett, Evaluation of the flushing rates of Apalachicola Bay, Florida via natural geochemical tracers, Marine Chemistry, vol.109, issue.3-4, pp.3-4, 2008.
DOI : 10.1016/j.marchem.2007.09.001

H. Dulaiova, M. V. Ardelan, P. B. Henderson, and M. A. Charette, Shelf-derived iron inputs drive biological productivity in the southern Drake Passage, Global Biogeochemical Cycles, vol.53, issue.7, pp.401410-1029, 2009.
DOI : 10.1029/2008GB003406

W. J. Emery and J. Meincke, Global water masses: Summary and review, Oceanol. Acta, vol.9, issue.4, pp.383-391, 1986.

B. W. Frost, The role of grazing in nutrient-rich areas of the open sea, Limnology and Oceanography, vol.36, issue.8, pp.1616-1630, 1991.
DOI : 10.4319/lo.1991.36.8.1616

E. Garcia-solsona, J. Garcia-orellana, P. Masqu, and H. Dulaiova, Uncertainties associated with 223Ra and 224Ra measurements in water via a Delayed Coincidence Counter (RaDeCC), Marine Chemistry, vol.109, issue.3-4, pp.198-219, 2008.
DOI : 10.1016/j.marchem.2007.11.006

C. Hanfland, Radium-226 and Radium-228 in the Atlantic Sector of the Southern Ocean, thesis, 2002.

A. Kaufman, R. M. Trier, W. S. Broecker, and H. W. Feely, Ra in the world ocean, Journal of Geophysical Research, vol.2, issue.36, pp.8827-884810, 1973.
DOI : 10.1029/JC078i036p08827

R. E. Korb and M. Whitehouse, Contrasting primary production regimes around South Georgia, Southern Ocean: large blooms versus high nutrient, low chlorophyll waters, Deep Sea Research Part I: Oceanographic Research Papers, vol.51, issue.5, pp.721-738, 2004.
DOI : 10.1016/j.dsr.2004.02.006

R. E. Korb, M. J. Whitehouse, and P. Ward, SeaWiFS in the southern ocean: spatial and temporal variability in phytoplankton biomass around South Georgia, Deep Sea Research Part II: Topical Studies in Oceanography, vol.51, issue.1-3, pp.99-116, 2004.
DOI : 10.1016/j.dsr2.2003.04.002

T. Ku and M. Lin, 226Ra distribution in the Antarctic Ocean, 226Ra distribution in the Antarctic Ocean, pp.236-24810, 1976.
DOI : 10.1016/0012-821X(76)90064-9

M. Lucas, S. Seeyave, R. Sanders, C. Mark-moore, R. Williamson et al., Nitrogen uptake responses to a naturally Fe-fertilised phytoplankton bloom during the, CROZEX study, pp.5418-5438, 2004.

J. H. Martin, S. E. Fitzwater, and R. M. Gordon, Iron deficiency limits phytoplankton growth in Antarctic waters, Global Biogeochemical Cycles, vol.64, issue.1, pp.5-12, 1990.
DOI : 10.1029/GB004i001p00005

B. G. Mitchell, E. A. Brody, O. Holm-hansen, C. Mcclain, and J. Bishop, Light limitation of phytoplankton biomass and macronutrient utilization in the Southern Ocean, Limnology and Oceanography, vol.36, issue.8, pp.36-1662, 1991.
DOI : 10.4319/lo.1991.36.8.1662

M. M. Mongin, E. R. Abraham, and T. W. Trull, Winter advection of iron can explain the summer phytoplankton bloom that extends 1000 km downstream of the Kerguelen Plateau in the Southern Ocean, Journal of Marine Research, vol.67, issue.2, pp.225-23710, 2009.
DOI : 10.1357/002224009789051218

W. S. Moore, Ages of continental shelf waters determined from 223Ra and 224Ra, J. Geophys. Res, vol.105122, issue.22, pp.117-139, 2000.

W. S. Moore, Determining coastal mixing rates using radium isotopes, Continental Shelf Research, vol.20, issue.15, pp.10-1016, 1993.
DOI : 10.1016/S0278-4343(00)00054-6

W. S. Moore, Fifteen years experience in measuring 224Ra and 223Ra by delayed-coincidence counting, Marine Chemistry, vol.109, issue.3-4, pp.3-4, 2008.
DOI : 10.1016/j.marchem.2007.06.015

W. S. Moore and R. Arnold, Ra in coastal waters using a delayed coincidence counter, Journal of Geophysical Research: Oceans, vol.128, issue.C1, pp.1321-132910, 1996.
DOI : 10.1029/95JC03139

A. H. Orsi, T. Whitworth, I. , and W. D. Nowlin-jr, On the meridional extent and fronts of the Antarctic Circumpolar Current, Deep Sea Research Part I: Oceanographic Research Papers, vol.42, issue.5, pp.641-67310, 1995.
DOI : 10.1016/0967-0637(95)00021-W

H. Planquette, Dissolved iron in the vicinity of the Crozet Islands, Southern Ocean, Deep Sea Research Part II: Topical Studies in Oceanography, vol.54, issue.18-20, pp.18-20, 1999.
DOI : 10.1016/j.dsr2.2007.06.019

R. Pollard, M. Lucas, and J. Read, Physical controls on biogeochemical zonation in the Southern Ocean, Deep Sea Research Part II: Topical Studies in Oceanography, vol.49, issue.16, pp.3289-330510, 2002.
DOI : 10.1016/S0967-0645(02)00084-X

R. Pollard, R. Sanders, M. Lucas, and P. Statham, The Crozet Natural Iron Bloom and Export Experiment (CROZEX), Deep Sea Research Part II: Topical Studies in Oceanography, vol.54, issue.18-20, pp.1905-1914, 2007.
DOI : 10.1016/j.dsr2.2007.07.023

R. T. Pollard and J. F. Read, Circulation pathways and transports of the Southern Ocean in the vicinity of the Southwest Indian Ridge, Journal of Geophysical Research: Oceans, vol.43, issue.5334, pp.2881-289810, 2001.
DOI : 10.1029/2000JC900090

R. T. Pollard, H. J. Venables, J. F. Read, and J. T. Allen, Large-scale circulation around the Crozet Plateau controls an annual phytoplankton bloom in the Crozet Basin, Deep Sea Research Part II: Topical Studies in Oceanography, vol.54, issue.18-20, pp.1915-1929, 2007.
DOI : 10.1016/j.dsr2.2007.06.012

S. Seeyave, M. I. Lucas, C. M. Moore, and A. J. Poulton, Phytoplankton productivity and community structure in the vicinity of the Crozet Plateau during austral summer, Deep Sea Res., Part II, vol.541820, pp.2020-2044, 2004.

P. Van-beek, M. Bourquin, J. Reyss, M. Souhaut, M. A. Charette et al., Radium isotopes to investigate the water mass pathways on the Kerguelen Plateau (Southern Ocean), Radium isotopes to investigate the water mass pathways on the Kerguelen Plateau (Southern Ocean), pp.622-637, 2008.
DOI : 10.1016/j.dsr2.2007.12.025

URL : https://hal.archives-ouvertes.fr/hal-00280201

P. Van-beek, M. Souhaut, and J. Reyss, Measuring the radium quartet (228Ra, 226Ra, 224Ra, 223Ra) in seawater samples using gamma spectrometry, Journal of Environmental Radioactivity, vol.101, issue.7, pp.521-529, 2010.
DOI : 10.1016/j.jenvrad.2009.12.002

URL : https://hal.archives-ouvertes.fr/hal-00984570

P. Van-beek, M. Souhaut, B. Lansard, M. Bourquin, J. Reyss et al., LAFARA: a new underground laboratory in the French Pyr??n??es for ultra low-level gamma-ray spectrometry, Journal of Environmental Radioactivity, vol.116, pp.152-158, 2013.
DOI : 10.1016/j.jenvrad.2012.10.002

H. J. Venables, R. T. Pollard, and E. E. Popova, Physical conditions controlling the development of a regular phytoplankton bloom north of the Crozet Plateau, Southern Ocean, Deep Sea Research Part II: Topical Studies in Oceanography, vol.54, issue.18-20, pp.1949-1965, 2007.
DOI : 10.1016/j.dsr2.2007.06.014