The SAZ project - Presentations & Publications

Presentations

Australian SAZ Programs - Tom Trull UTAS
Modeling the Fe Response: KEOPS - Tom Trull UTAS
Environmental controls on Subantarctic primary production - Philip Boyd NIWA
Synthesis of Southern Ocean Carbon Biogeochemistry in New Zealand - Scott Nodder, Philip Boyd, Helen Bostock, Hoe Chang, Stephen Chiswell, Kim Currie, Cliff Law, Alison MacDiarmid, Els Maas, Matt Pinkerton, Jill Schwarz, Catherine Stevens, Philip Sutton, Mike Williams

Meetings

Role of the Seasonal Cycle in Coupling Climate and Carbon Cycling in the Subantarctic Zone Workshop on the Seasonal Cycle of the Carbon-Climate System in the Southern Ocean; Cape Town, South Africa, 23–25 August 2010

Publications

Ellwood M. J., P. W. Boyd, P. Sutton (2008), Winter-time dissolved iron and nutrient distributions in the Subantarctic Zone from 40–52S; 155–160E, Geophys. Res. Lett., 35, L11604, doi:10.1029/2008GL033699.
Mackie D. S., P. W. Boyd, G. H. McTainsh, N. W. Tindale, T. K. Westberry, K. A. Hunter (2008), Biogeochemistry of iron in Australian dust: From eolian uplift to marine uptake, Geochem. Geophys. Geosyst., 9, Q03Q08, doi:10.1029/2007GC001813.
Sherlock V., S. Pickmere, K. Currie, M. Hadfield, S. Nodder, P. W. Boyd (2007), Predictive accuracy of temperature-nitrate relationships for the oceanic mixed layer of the New Zealand region, J. Geophys. Res., 112, C06010, doi:10.1029/2006JC003562.
Nodder S. D., P. W. Boyd, S. M. Chiswell, M. H. Pinkerton, J. M. Bradford-Grieve, M. J. N. Greig (2005), Temporal coupling between surface and deep ocean biogeochemical processes in contrasting subtropical and subantarctic water masses, southwest Pacific Ocean, J. Geophys. Res., 110, C12017, doi:10.1029/2004JC002833.
Frew R. D., D. A. Hutchins, S. Nodder, S. Sanudo-Wilhelmy, A. Tovar-Sanchez, K. Leblanc, C. E. Hare, P. W. Boyd (2006), Particulate iron dynamics during FeCycle in subantarctic waters southeast of New Zealand, Global Biogeochem. Cycles, 20, GB1S93, doi:10.1029/2005GB002558.
Boyd P. W., et al. (2005), FeCycle: Attempting an iron biogeochemical budget from a mesoscale SF 6 tracer experiment in unperturbed low iron waters, Global Biogeochem. Cycles, 19, GB4S20, doi:10.1029/2005GB002494.
McKay R. M. L., S. W. Wilhelm, J. Hall, D. A. Hutchins, M. M. D. Al-Rshaidat, C. E. Mioni, S. Pickmere, D. Porta, P. W. Boyd (2005), Impact of phytoplankton on the biogeochemical cycling of iron in subantarctic waters southeast of New Zealand during FeCycle, Global Biogeochem. Cycles, 19, GB4S24, doi:10.1029/2005GB002482.
Strzepek R. F., M. T. Maldonado, J. L. Higgins, J. Hall, K. Safi, S. W. Wilhelm, P. W. Boyd (2005), Spinning the “Ferrous Wheel”: The importance of the microbial community in an iron budget during the FeCycle experiment, Global Biogeochem. Cycles, 19, GB4S26, doi:10.1029/2005GB002490.
Boyd P. W., G. McTainsh, V. Sherlock, K. Richardson, S. Nichol, M. Ellwood, R. Frew (2004), Episodic enhancement of phytoplankton stocks in New Zealand subantarctic waters: Contribution of atmospheric and oceanic iron supply, Global Biogeochem. Cycles, 18, GB1029, doi:10.1029/2002GB002020.
Sedwick P. N., Bowie A. R., and Trull T. W. (2008) Dissolved iron in the Australian sector of the Southern Ocean (CLIVAR SR3 section): Meridional and seasonal trends. Deep Sea Research I 55((8)), 911-925, doi:10.1016/j.dsr.2008.03.011.
Boyd P. W. and Trull T. W. (2006) Understanding the export of marine biogenic particles: is there consensus? Progress in Oceanography(4), 276-312, doi:10.1016/j.pocean.2006.10.007.
Cardinal D., Savoye N., Trull T. W., Dehairs F., Kopczynska E. E., Fripiat F., Tison J.-L., and André L. (2006) Silicon isotopes in spring Southern Ocean diatoms: large zonal changes despite homogeneity among size fractions. Marine Chemistry (doi:10.1016/j.marchem.2006.04.006).
DiFiore P., Sigman D. M., Trull T. W., Lourey M. J., Karsh K., Cane G., and Ho R. (2006) Nitrogen isotope constraints on Subantarctic biogeochemistry. Journal of Geophysical Research 111, C08016, doi:10.1029/2005JC003216.
Cardinal D., Alleman L. Y., Dehairs F., Savoye N., Trull T. W., and André L. (2005) Relevance of silicon isotopes to Si-nutrient utilization and Si-source assessment in Antarctic Waters. Global Biogeochemical Cycles 19(doi:10.1029/2004GB002364).
Cardinal, D.B., N. Savoye, T.W. Trull, L. André, E.E. Kopczynska, and F. Dehairs, Variations of carbon remineralisation in the Southern Ocean illustrated by the Baxs proxy, Deep-Sea Research I, 52, 355-370, 2004.
Savoye, N., F. Dehairs, M. Elskens, D. Cardinal, E.E. Kopczynska, T.W. Trull, S. Wright, W. Baeyens, and F.B. Griffiths, Regional variation of spring N-uptake and new production in the Southern Ocean, Geophysical Research Letters, 31, L03301, doi:10.1029/2003GL018946,, 2004.
Lourey, M.J., T.W. Trull, and B. Tilbrook, Sensitivity of 13C of Southern Ocean suspended and sinking organic matter to temperature, nutrient utilisation and atmospheric CO2, Deep-Sea Research I, 51 (2), 281-305, 2004.
Lourey, M.J., T.W. Trull, and D.M. Sigman, Sensitivity of the 15N of surface suspended and deep sinking particulate organic nitrogen to Southern Ocean seasonal nitrate depletion, Global Biogeochemical Cycles, 17 (3), 1081,doi:10.1029/2002GB001973, 2003.
Wang, X., Matear, R.J. and Trull T.W., Nutrient utilization ratios in the Polar Frontal Zone in the Australian sector of the Southern Ocean: a model approach, Global Biogeochemical Cycles, 17(1),1009 doi 10.1029/GB2002 001938, 2003.
O'Leary, T., T.W. Trull, F.B. Griffiths, B. Tilbrook, and A.T. Revill, Euphotic zone variations in bulk and compound-specific 13C of suspended organic matter in the subantarctic ocean, south of Australia, Journal of Geophysical Research, 106 (C12), 31,669-31689, 2001.
Trull, T.W., P.N. Sedwick, F.B. Griffiths, and S.R. Rintoul, Introduction to special section: SAZ Project, Journal of Geophysical Research, 106 (C12), 31425 -31430, 2001.
Trull, T.W., S.G. Bray, S.J. Manganini, S. Honjo, and R. François, Moored sediment trap measurements of carbon export in the Subantarctic and Polar Frontal Zones of the Southern Ocean, south of Australia, Journal of Geophysical Research, 106 (C12), 31489-31510, 2001.
Trull, T.W., S.R. Rintoul, M. Hadfield, and E.R. Abraham, Circulation and seasonal evolution of Polar waters south of Australia: Implications for iron fertilisation of the Southern Ocean, Deep Sea Research II, 48 (11/12), 2439-2466, 2001.
Lourey, M.J., and T.W. Trull , Seasonal nutrient depletion and carbon export in the Subantarctic and Polar Frontal Zones of the Southern Ocean south of Australia, Journal of Geophysical Research, 106 (C12), 31463-31488, 2001.
Wang, X., R.J. Matear, and T.W. Trull, Modeling seasonal phosphate export and resupply in the Subantarctic and Polar Frontal Zones in the Australian sector of the Southern Ocean, Journal of Geophysical Research, 106 (C12), 31525-31542, 2001.
Rintoul, S.R., and T.W. Trull, Seasonal evolution of the mixed layer in the Subantarctic Zone south of Australia, Journal of Geophysical Research, 106 (C12), 31447-31462, 2001.
Boyd, P.W., A.C. Crossley, G.R. DiTullio, F.B. Griffiths, D.A. Hutchins, B. Queguiner, P.N. Sedwick, and T.W. Trull, Control of phytoplankton growth by iron supply and irradiance in the subantarctic Southern Ocean: Experimental results from the SAZ Project, Journal of Geophysical Research, 106 (C12), 31573-584, 2001
Popp, B.N., T. Trull, F. Kenig, S.G. Wakeham, T.M. Rust, B. Tilbrook, F.B. Griffiths, S.W. Wright, H.J. Marchant, R.R. Bidigare, and E.A. Laws, Controls on the carbon isotopic composition of Southern Ocean phytoplankton, Global Biogeochemical Cycles, 13 (4), 827-843, 1999.
Sedwick, P.N., G.R. DiTullio, D.A. Hutchins, P.W. Boyd, F.B. Griffiths, A.C. Crossley, T.W. Trull, and B. Queguiner, Limitation of algal growth by iron deficiency in the Australian Subantarctic region, Geophysical Research Letters, 26 (18), 2865-2868, 1999.