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«CURRICULUM VITAE BENJAMIN S. TWINING Senior Research Scientist Director of Research and Education Bigelow Laboratory for Ocean Sciences 60 Bigelow ...»

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Senior Research Scientist

Director of Research and Education

Bigelow Laboratory for Ocean Sciences

60 Bigelow Drive

PO Box 380

East Boothbay, ME 04544

Tel: 207-315-2567 ext 309

Email: btwining@bigelow.org

Web: http://www.bigelow.org/research/srs/benjamin_twining/



Ph.D. Stony Brook University, Coastal Oceanography (2003)

Dissertation title: “The accumulation and trophic transfer of trace metals by protozoa” Advisor: Nicholas S. Fisher A.B. Harvard University, Environmental Science and Public Policy, Magna cum laude (1997) Professional Experience U Director of Research and Education, Bigelow Laboratory for Ocean Sciences (2013-present) Co-Interim Directory of Finance and Administration, Bigelow Laboratory for Ocean Sciences (2013) Research Scientist, Colby College (2009-present) Senior Research Scientist, Bigelow Laboratory for Ocean Sciences (2008-present) Assistant Professor, Department of Chemistry and Biochemistry, University of South Carolina (2005-2008) Associate Faculty, Marine Science Program, University of South Carolina (2005-2008) Postdoctoral Fellow, Aquatic Chemistry Laboratory, Yale University (2003-2005) Research Assistant, Radioecology Laboratory, Stony Brook University (1999-2003) Research Technician, Aquatic Botany Laboratory, North Carolina State University (1997-1998) Honors and Awards U Gaylord Donnelley Environmental Postdoctoral Fellowship (2003) Woods Hole Oceanographic Institution Postdoctoral Scholarship (2003, declined) AGU Outstanding Student Paper Award, San Francisco Fall Meeting (2002) ASLO Student Poster Award, Albuquerque Aquatic Sciences Meeting (2001) NSF Graduate Fellowship Honorable Mention (1999) Pieper Merit Award for outstanding entering graduate students, Stony Brook University (1998) Okubo Award for outstanding students in oceanography, Stony Brook University (1998) Professional Memberships and Service U Association for the Sciences of Limnology and Oceanography, American Geophysical Union, The Oceanography Society Finance Committee, Association for the Sciences of Limnology and Oceanography (2014-2017) Manuscript reviewer for Aquatic Biology, Biogeosciences, Biology Letters, Deep-Sea Research, Ecology Letters, Environmental Chemistry, Environmental Science and Technology, Environmental Toxicology and Chemistry, Estuaries and Coasts, Estuarine, Coastal and Shelf Sciences, Geochimica et Cosmochimica Acta, Geobiology, Geology, Global Biogeochemical Cycles, Journal of Geophysical Research, Journal of Phycology, Journal of Plankton Research, Limnology and Oceanography, Limnology and Oceanography: Methods, Marine Chemistry, Marine Ecology Progress Series, Nature Climate Change, Nature Geosciences, Northeastern Naturalist, Oceanography, PLoS One, Proceedings of the National Academy of Science Proposal reviewer for U.S. National Science Foundation, American Chemical Society, French National Research Agency (ANR), Research Grant Council of Hong Kong, Advanced Light Source, Louisiana Board of Regents, National Synchrotron Light Source-II, Canadian Light Source, South African National Research Foundation Co-Convener, Ocean Carbon and Biogeochemisty scoping workshop (2014): “Improving predictive biogeochemical models through single cell-based analyses of marine plankton physiological plasticity, genetic diversity and evolutionary processes”. East Boothbay, Maine.

Guest Associate Editor of special issue on “The microbial ferrous wheel: iron cycling in terrestrial, freshwater and marine environments” in Frontiers in Microbiological Chemistry Session co-chair, Ocean Sciences Meeting (2014): Linking Molecular ‘Omics’ Measurements to Develop Conceptual and Computational Models of Ocean Microbial Ecology, Diversity and Biogeochemistry. Honolulu.

Session co-chair, Goldschmidt Meeting (2012): Investigating Biogeochemical Cycling using Micro-scale Techniques. Montreal.

Planning Committee member, 3rd GEOTRACES Data-Model Synergy Workshop, Barcelona (2011) Session co-chair, Ocean Sciences Meeting (2008): Trace Metal Biogeochemistry – Interactions Between Atmosphere and Ocean. Orlando.

Session co-chair, Aquatic Sciences Meeting (2007): Dynamics of trace metal stoichiometry in plankton: causes, effects, and implications. Santa Fe.

Judge, Regional Ocean Sciences Bowl, Columbia, SC (2007) Session co-chair, Ocean Sciences Meeting (2006): Using Trace Elements and Isotopes to Study Open-Ocean Biogeochemistry. Honolulu.

Session co-chair, Ocean Sciences Meeting (2006): Equatorial Physics, Biogeochemistry, and Air-Sea Interactions. Honolulu.

Session co-chair, American Geophysical Union Fall Meeting (2003): Microbe and Mineral Interactions and the Biogeochemistry of Reduced Sulfur. San Francisco.

Science fair judge, Long Island Science and Engineering Fair (2000) Research interests U marine biogeochemistry, metal-plankton interactions, single-cell analysis, trace metal speciation and bioavailability, x-ray microscopy, ecological stoichiometry, global carbon cycling and climate change Peer-reviewed publications (*denotes student or post-doc first author) U Lam, P.J., B.S. Twining, C. Jeandel, A. Roychoudhury, J. Resing, W. Geibert, P.H. Santschi, R.

F. Anderson. 2015. Methods for analyzing the concentration and speciation of major and

trace elements in marine particles. Progress in Oceanography. In press. doi:


Rauschenberg, S., and B.S. Twining. 2015. Evaluation of approaches to estimate biogenic

particulate trace metals in the ocean. Marine Chemistry. In press. doi:


Twining, B.S., S. Rauschenberg, P.L. Morton, D.C. Ohnemus, and P.J. Lam. 2015. Comparison of particulate trace element concentrations in the North Atlantic Ocean as determined

with discrete bottle sampling and in situ pumping. Deep-Sea Research II. In press. doi:


*Nuester, J., M. Newville, and B.S. Twining. 2014. Distributions of iron, phosphorus and sulfur along trichomes of the cyanobacteria Trichodesmium. Metallomics. 6: 1141-1149.

*Nuester, J., S. Shema, A. Vermont, D.M. Fields, and B.S. Twining. 2014. The regeneration of highly bioavailable iron by meso- and microzooplankton. Limnology and Oceanography.

59(4): 1399-1409.

*Ohnemus, D.C., M.E. Auro, R.M. Sherrell, M. Lagerstrom, P.L. Morton, B.S. Twining, S.

Rauschenberg, and P.J. Lam. 2014. Laboratory intercomparison of marine particulate digestions including Piranha: a novel chemical method for dissolution of polyethersulfone filters. Limnology and Oceanography: Methods. 12: 530-547.

Twining, B.S., S.D. Nodder, A.L. King, D.A. Hutchins, G.R. LeCleir, J.M. DeBruyn, E.W.

Maas, S. Vogt, S.W. Wilhelm, and P.W. Boyd. 2014. Differential remineralization of major and trace elements in sinking diatoms. Limnology & Oceanography. 59: 689-704.

*Fredrick, N.D., J.A. Berges, B.S. Twining, D. Nunez-Milland, and F.L. Hellweger. 2013. Use of agent-based modeling to explore the mechanisms of intracellular phosphorus

heterogeneity in cultured phytoplankton. Applied and Environmental Microbiology. 79:


Ingall, E.D., J.M. Diaz, A.F. Longo, M. Oakes, L. Finney, S. Vogt, B. Lai, P.L. Yager, B.S.

Twining, and J.A. Brandes. 2013. Role of biogenic silica in the removal of iron from Antarctic Seas. Nature Communications. 4: 1981, doi: 10.1038/ncomms2981.

Wilhelm, S.W., A.L. King, B.S. Twining, G.R. LeCleir, J.M. DeBruyn, R.F. Strzepek, C.L.

Breene, S. Pickmere, M.J. Ellwood, P.W. Boyd, and D.A. Hutchins. 2013. Elemental quotas and physiology of a southwestern Pacific Ocean plankton community as a function of iron availability. Aquatic Microbial Ecology. 68: 185-194.

Twining, B.S., and S.B. Baines. 2013. The trace metal composition of marine phytoplankton.

Annual Review of Marine Science. 5: 191-215.

Baines, S.B., B.S. Twining (co first author), M.A. Brzezinski, J.W. Krause, S. Vogt, D. Assael, and H. McDaniel. 2012. Significant quantities of silicon associated with marine picocyanobacteria. Nature Geosciences. 5: 886-891.

Twining, B.S., S.B. Baines, S. Vogt, and D.M. Nelson. 2012. Role of diatoms in nickel

biogeochemistry in the Pacific Ocean. Global Biogeochemical Cycles. 26: doi:


Emerson, D., E. Roden, and B.S. Twining. 2012. The microbial ferrous wheel: iron cycling in

terrestrial, freshwater, and marine environments. Frontiers in Microbiology. doi:


Boyd, P.W., R. Strzepek, S. Chiswell, H. Chang, J.M. DeBruyn, M. Ellwood, S. Keenan, A.L.

King, E.W. Maas, S. Nodder, S.G. Sander, P. Sutton, B.S. Twining, S.W. Wilhelm, and D.A. Hutchins. 2012. Microbial control of diatom bloom dynamics in the open ocean.

Geophysical Research Letters. 39: doi: 10.1029/2012GL053448.

Vernet, M., K.L. Smith, Jr., A.O. Cefarelli, J.J. Helly, R.S. Kaufmann, H. Lin, D.G. Long, A.E.

Murray, B.H. Robison, H.A. Ruhl, T.J. Shaw, A.D. Sherman, J. Sprintall, G.R.

Stephenson, Jr., K.M. Stuart, and B.S. Twining. 2012. Islands of ice: Influence of freedrifting Antarctic icebergs on pelagic marine ecosystems. Oceanography. 25: 16-17.

*Nuester, J., S. Vogt, and B.S. Twining. 2012. Localization of iron within centric diatoms of the genus Thalassiosira. Journal of Phycology. 48: 626-634.

*Nuester, J., S. Vogt, M. Newville, A. B. Kustka, and B.S. Twining. 2012. The unique biogeochemical signature of the marine diazotroph Trichodesmium. Frontiers in Microbiology. 3: 1-15 (doi: 10.3389/fmicb.2012.00150).

*Lin, H., and B.S. Twining. 2012. Chemical speciation of iron in Antarctic waters surrounding free-drifting icebergs. Marine Chemistry. 128-129: 81-91.

*King, A.L. S.A. Sanudo-Wilhelmy, P.W. Boyd, B.S. Twining, S.W. Wilhelm, C. Breene, M.J.

Ellwood, and D.A. Hutchins. 2012. A comparison of biogenic iron quotas during a diatom spring bloom using multiple approaches. Biogeosciences. 9: 667-687.

*Bucci, V., D. Nunez-Milland, B.S. Twining, and F.L. Hellweger. 2012. Microscale patchiness leads to large and important intraspecific internal nutrient heterogeneity in phytoplankton. Aquatic Ecology. 46: 101-118.

*Lin, H., S. Rauschenberg, C.R. Hexel, T.J. Shaw, and B.S. Twining. 2011. Free-drifting icebergs as sources of iron to the Weddell Sea. Deep-Sea Research II. 58: 1392-1406.

Brzezinski, M., S. Baines, W.M. Balch, C. Beucher, F. Chai, R.C. Dugdale, J.W. Krause, M.R.

Landry, A. Marchi, C. Measures, D.M. Nelson, A. Parker, A. Poulton, K.E. Selph, P.

Strutton, A.G. Taylor, B.S. Twining. 2011. Co-limitation of diatoms by iron and silicic acid in the equatorial Pacific. Deep-Sea Research II. 58: 493-511.

Baines, S.B., B.S. Twining, S. Vogt, N.S. Fisher, and D.M. Nelson. 2011. Silicification of Equatorial Pacific diatoms exposed to additions of silicic acid and iron. Deep-Sea Research II. 58: 512-523.

Twining, B.S., S.B. Baines, J.B. Bozard, S. Vogt, E.A. Walker, and D.M. Nelson. 2011. Metal quotas of plankton in the equatorial Pacific Ocean. Deep-Sea Research II. 58: 325-341.

Baines, S.B., B.S. Twining, M.A. Brzezinski, D.M. Nelson, and N.S. Fisher. 2010. The causes and biogeochemical implications of regional differences in silicification of marine diatoms. Global Biogeochemical Cycles. doi: 10.1029/2010GB003856.

*Krause, J.W., M.A. Brzezinksi, M.R. Landry, S.B. Baines, D.M. Nelson, K.E. Selph, A.G.

Taylor, and B.S. Twining. 2010. The impact of biogenic silica detritus and large diatoms on Si cycling in the euphotic zone of the eastern equatorial Pacific. Limnology & Oceanography. 55: 2608-2622.

De Jonge, M.D., C. Holzner, S.B. Baines, B.S. Twining, K. Ignatyev, J. Diaz, D.L. Howard, A.

Miceli, I. McNulty, C.J. Jacobsen, S. Vogt. 2010. Quantitative 3-D elemental microtomography of diatom Cyclotella meneghiniana. Proceedings of the National Academy of Sciences. 107: 15676-15680.

*Nuñez-Milland, D.R., S.B. Baines, S. Vogt, and B.S. Twining. 2010. Quantification of phosphorus in single cells using synchrotron x-ray fluorescence. Journal of Synchrotron Radiation. 17: 560-566.

*Hill, L.S., T.L. Richardson, L.T.M. Profeta, T.J. Shaw, C.J. Hinz, B.S. Twining, E. Lawrenz, and M.L. Myrick. 2010. Construction, figures of merit and testing of a single-cell

fluorescence excitation spectroscopy system. Review of Scientific Instruments. 81:


Twining, B.S., D. Nuñez-Milland, S. Vogt, R.S. Johnson, and P.N. Sedwick. 2010. Variations in Synechococcus cell quotas of phosphorus, sulfur, manganese, iron, nickel and zinc within mesoscale eddies in the Sargasso Sea. Limnology & Oceanography. 55: 492-506.

*Dalbec, A.A., and B.S. Twining. 2009. Remineralization of bioavailable iron by a heterotrophic dinoflagellate. Aquatic Microbial Ecology. 54: 279-290.

Twining, B.S., S.B. Baines, S. Vogt, and M. D. de Jonge. 2008. Exploring ocean biogeochemistry by single-cell microprobe analysis of protist elemental composition.

Journal of Eukaryotic Microbiology. 55: 151-162.

Hochella, M.F., Jr., S.K. Lower, P.A. Maurice, R.L. Penn, N. Sahai, D.L. Sparks, and B.S.

Twining. 2008. Nanominerals, mineral nanoparticles, and earth systems. Science. 319:


Outten, F.W., and B.S. Twining. 2008. Metal homeostasis. Wiley Encyclopedia of Chemical Biology. 1-10.

Smith, K.L., B.H. Robison, J.J. Helly, R.S. Kaufmann, H.A. Ruhl, T.J. Shaw, B.S. Twining, and M. Vernet. 2007. Free-drifting icebergs: Hotspots of chemical and biological enrichment in the Weddell Sea. Science. 317: 478-482.

Twining, B.S., S.E. Mylon, and G. Benoit. 2007. Potential role of copper availability in nitrous oxide accumulation in a temperate lake. Limnology & Oceanography. 52: 1354-1366.

Twining, B.S., S.B. Baines, N.S. Fisher, and M.R. Landry. 2004. Cellular iron contents of plankton during the Southern Ocean Iron Experiment (SOFeX). Deep-Sea Research I.

51: 1827-1850.

Twining, B.S., S.B. Baines, and N.S. Fisher. 2004. Element stoichiometries of individual plankton cells collected during the Southern Ocean Iron Experiment (SOFeX).

Limnology & Oceanography. 49: 2115-2128.

Coale, K.H., K.S. Johnson, F.P. Chavez, K.O. Buesseler, R.T. Barber, M.A. Brzezinski, W.P.

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