GEOMAR  Gledhill, Martha  Publications

Publications

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Number of items: 136.

Articles in a Scientific Journal - peer-reviewed

[thumbnail of 1-s2.0-S0272771426004105-main.pdf] [thumbnail of 1-s2.0-S0272771426004105-mmc1.pdf]

Hollister, A., Léon, M., Scholten, J., van Beek, P., Gledhill, M. and Koschinsky, A. (2026) Trace metals in the Amazon-Pará River estuary and Brazilian continental shelf: Estimate of the chemical fluxes into the Atlantic Ocean. Open Access Estuarine, Coastal and Shelf Science, 340 . Art.Nr. 110110. DOI 10.1016/j.ecss.2026.110110.

[thumbnail of supplementary-methods-and-information-for-chemical-controls-on-iron-distributions-across-the-subsurface-south-pacific-ocean.pdf] [thumbnail of s41467-026-72070-y.pdf]

Gledhill, M. , Gosnell, K. , Humphreys, M. P., Delaigue, L., Helle, N., Zhu, K. , Lodeiro, P., Rey-Castro, C. and Achterberg, E. P. (2026) Chemical controls on iron distributions across the subsurface South Pacific Ocean. Open Access Nature Communications, 17 . Art.Nr. 3533. DOI 10.1038/s41467-026-72070-y.

[thumbnail of 1-s2.0-S0025326X26000688-main.pdf] [thumbnail of Supplementary data]

Mumberg, T., Beck, A. J. , Martínez-Cabanas, M., Gosnell, K. J. , Gledhill, M. and Achterberg, E. P. (2026) Low levels of munition compounds in commercially-available seafood from the North Sea and Baltic Sea pose limited risk to human seafood consumers. Open Access Marine Pollution Bulletin, 225 . Art.Nr. 119281. DOI 10.1016/j.marpolbul.2026.119281.

[thumbnail of comparability-of-liquid-chromatography_ACS.pdf] [thumbnail of es5c12691_si_001.pdf]

Kalinski, J. C., Ruiz Brandão da Costa, B., Schramm, T., Buckett, L. R., Carlson, L. T., Coffey, N. R., Damiani, T., Dechent, E., Abiead, Y. E., Heuckeroth, S., Jennings, E. K., Kaesler, J., Stock, N. L., Orme, A. M., Torres, R. R., Trojahn, S., Whelton, H. L., Yan, Y., Aron, A. T., Boiteau, R. M., Bull, I. D., Dorrestein, P. C., Dang, D. H., Evershed, R. P., Gledhill, M. , Gleixner, G., Haas, A. F., Hansen, M., Harder, T., Hopmans, E. C., Ingalls, A. E., Karst, U., Kew, W., Kido Soule, M., Koch, B. P., Kujawinski, E. B., Lechtenfeld, O. J., Longnecker, K., Pluskal, T., Pohnert, G., Redman, Z. C., Rivas-Ubach, A., Schmitt-Kopplin, P., Singer, G., Tebben, J., Tomco, P. L., Ward, N. D., Aluwihare, L. I., Simon, C., Hawkes, J. and Petras, D. (2026) Comparability of Liquid Chromatography Tandem Mass Spectrometry Analysis of Dissolved Organic Matter across Laboratories. Open Access Environmental Science & Technology, 60 (6). pp. 4814-4829. DOI 10.1021/acs.est.5c12691.

[thumbnail of Exploiting the Fractionation of Stable Isotopes in Biochemical Processes for Medical Diagnosis_ A Narrative Review-1.pdf]

Hobert, M. A., Helle, N., Siebert, C., Eisenhauer, A. , Gledhill, M. and Maetzler, W. (2026) Exploiting the Fractionation of Stable Isotopes in Biochemical Processes for Medical Diagnosis: A Narrative Review. Open Access Aging and Disease, 17 (1). pp. 274-285. DOI 10.14336/AD.2024.1577.

[thumbnail of 1-s2.0-S0026265X25031388-main.pdf] [thumbnail of 1-s2.0-S0026265X25031388-mmc1.docx]

Helle, N., Hobert, M. A., Maetzler, W. and Gledhill, M. (2025) Size-exclusion chromatography hypernated to inductively-coupled plasma and electrospray ionization mass spectrometry for the analysis of human body fluids' metalloprotein profiles. Open Access Microchemical Journal, 219 . Art.Nr. 115790. DOI 10.1016/j.microc.2025.115790.

Bühring, S. I., Böhnke-Brandt, S. , Diehl, A., Gledhill, M. , Haffert, L., Kleint, C., Koschinsky, A., Lennartz, S., Perner, M. , Sander, S. G. , Völker, C. and Ye, Y. (2025) Iron’s irony: speciation, complexation & microbial processing of Fe in hydrothermal plumes. Open Access Communications Earth & Environment, 6 (1). Art.Nr. 821. DOI 10.1038/s43247-025-02839-4.

[thumbnail of 1-s2.0-S0967064525000803-main.pdf] [thumbnail of 1-s2.0-S0967064525000803-mmc1.docx]

Hopwood, M. J. , Gledhill, M. , Achterberg, E. P. , Gu, Y., Al-Hashem, A. A. , Kittu, L. R. , Krisch, S. and Rapp, I. (2025) Invariable nickel dynamics in the Peru, Benguela and Mauritania oxygen minimum zones. Deep Sea Research Part II: Topical Studies in Oceanography, 223 . Art.Nr. 105531. DOI 10.1016/j.dsr2.2025.105531.

[thumbnail of JGR Biogeosciences - 2025 - Liu - Trace Metal Effluxes From Peruvian Shelf Sediments Constrained in Parallel by Benthic.pdf] [thumbnail of 2024jg008583-sup-0001-supporting information si-s01.docx]

Liu, T., Plass, A., Gledhill, M. , Scholz, F. , Achterberg, E. P. and Hopwood, M. J. (2025) Trace Metal Effluxes From Peruvian Shelf Sediments Constrained in Parallel by Benthic Lander Mounted Pumps and Pelagic Rosette Sampling. Open Access Journal of Geophysical Research: Biogeosciences, 130 (5). e2024JG008583. DOI 10.1029/2024JG008583.

Dhavamani, J. , Beck, A. J. , Gledhill, M. , Orif, M. I., Ismail, I. M. I., Achterberg, E. P. and El-Shahawi, M. S. (2025) Optimisation of contamination-control, extraction and analysis of trace levels of phthalic acid esters in seawater. Open Access International Journal of Environmental Analytical Chemistry, 105 (19). pp. 1-17. DOI 10.1080/03067319.2025.2477274.

[thumbnail of 1-s2.0-S0045653525000554-main.pdf] [thumbnail of 1-s2.0-S0045653525000554-mmc1.docx]

Beck, A. J. , Gledhill, M. , Gräwe, U., Kampmeier, M., Eggert, A., Schlosser, C., Stamer, B., Greinert, J. and Achterberg, E. P. (2025) Widespread environmental contamination from relic munitions in the southwestern Baltic Sea. Open Access Chemosphere, 372 . Art.Nr. 144115. DOI 10.1016/j.chemosphere.2025.144115.

[thumbnail of Limnology Oceanography - 2024 - Wang - Different elemental stoichiometries of Fe‐limited Trichodesmium when grown under (1).pdf] [thumbnail of lno12716-sup-0001-supinfo (1).docx]

Wang, X., Browning, T. J. , Achterberg, E. P. and Gledhill, M. (2024) Different elemental stoichiometries of Fe‐limited Trichodesmium when grown under inorganic and organic phosphorus sources. Open Access Limnology and Oceanography, 69 (12). pp. 2881-2895. DOI 10.1002/lno.12716.

[thumbnail of 37-2-saito.pdf]

Saito, M., Alexander, H., Benway, H., Boyd, P., Gledhill, M. , Kujawinski, E., Levine, N., Maheigan, M., Marchetti, A., Obernosterer, I., Santoro, A., Shi, D., Suzuki, K., Tagliabue, A., Twining, B. and Maldonado, M. (2024) The Dawn of the BioGeoSCAPES Program: Ocean Metabolism and Nutrient Cycles on a Changing Planet. Open Access Oceanography, 37 (2). pp. 162-166. DOI 10.5670/oceanog.2024.417.

[thumbnail of Supplementary information] [thumbnail of 1-s2.0-S0016703724001443-main.pdf]

Chen, X. G., Milne, A., Klar, J. K., Gledhill, M. , Lohan, M. C., Hsieh, Y. T., Henderson, G. M., Woodward, E. M. S. and Achterberg, E. P. (2024) Controls on distributions of aluminium, manganese and cobalt in the South Atlantic Ocean along GEOTRACES transect GA10. Open Access Geochimica et Cosmochimica Acta, 373 . pp. 177-196. DOI 10.1016/j.gca.2024.03.019.

[thumbnail of JGR Biogeosciences - 2024 - Wang - Costs of Dust Collection by Trichodesmium Effect on Buoyancy and Toxic Metal Release.pdf] [thumbnail of 2023jg007954-sup-0001-supporting information si-s01.pdf]

Wang, S., Zhang, F., Koedooder, C., Qafoku, O., Basu, S., Krisch, S. , Visser, A., Eichner, M., Kessler, N., Boiteau, R. M., Gledhill, M. and Shaked, Y. (2024) Costs of Dust Collection by Trichodesmium : Effect on Buoyancy and Toxic Metal Release. Open Access Journal of Geophysical Research: Biogeosciences, 129 (4). e2023JG007954.. DOI 10.1029/2023JG007954.

Chen, X. G., Gledhill, M. , Lohan, M. C., Milne, A. and Achterberg, E. P. (2024) Surface ocean biogeochemistry and deep ocean circulation control relationships between nutrient-type trace metals (Cd, Ni, Cu, and Zn) and nutrients in the South Atlantic Ocean near the subtropical front. Open Access Geochimica et Cosmochimica Acta, 370 . pp. 144-160. DOI 10.1016/j.gca.2024.01.001.

[thumbnail of 1-s2.0-S0079661124000144-main.pdf] [thumbnail of 1-s2.0-S0079661124000144-mmc1.docx]

Gu, Y., James Hopwood, M., Gledhill, M. , Rapp, I., Wuttig, K. and Achterberg, E. (2024) Spatial and temporal variations in the micronutrient Fe across the Peruvian shelf from 1984-2017. Progress in Oceanography, 221 . Art.Nr. 103208. DOI 10.1016/j.pocean.2024.103208.

[thumbnail of lodeiro-et-al-2023-proton-binding-characteristics-of-dissolved-organic-matter-extracted-from-the-north-atlantic.pdf]

Lodeiro, P., Rey-Castro, C., David, C., Humphreys, M. P. and Gledhill, M. (2023) Proton Binding Characteristics of Dissolved Organic Matter Extracted from the North Atlantic. Open Access Environmental Science & Technology, 57 (50). pp. 21136-21144. DOI 10.1021/acs.est.3c01810.

Koedooder, C., Zhang, F., Wang, S., Basu, S., Haley, S. T., Tolic, N., Nicora, C. D., Glavina del Rio, T., Dyhrman, S. T., Gledhill, M. , Boiteau, R. M., Rubin-Blum, M., Shaked, Y. and Raina, J. B. (2023) Taxonomic distribution of metabolic functions in bacteria associated with Trichodesmium consortia. Open Access mSystems, 8 (6). Art.Nr. 00742-23. DOI 10.1128/msystems.00742-23.

[thumbnail of esposito-et-al-2023-rapid-at-sea-detection-of-munition-compounds-in-coastal-waters-using-a-shipboard-system.pdf] [thumbnail of ew3c00096_si_001.pdf]

Esposito, M., Beck, A. J. , Martinez-Cabanas, M., Gledhill, M. and Achterberg, E. P. (2023) Rapid, At-Sea Detection of Munition Compounds in Coastal Waters Using a Shipboard System. Open Access ACS ES&T Water, 3 (9). pp. 2890-2898. DOI 10.1021/acsestwater.3c00096.

[thumbnail of final version submitted TRAC.pdf] [thumbnail of 1-s2.0-S0165993623001711-main.pdf]

Raupers, B. , Passig, J., Gehm, C., Beck, A. J. , Esposito, M., Gledhill, M. , Zimmermann, R. and Achterberg, E. P. (2023) In situ detection of munition compounds in coastal waters. Open Access TrAC - Trends in Analytical Chemistry, 163 . Art.Nr. 117084. DOI 10.1016/j.trac.2023.117084.

[thumbnail of Celtic-manuscript-MC-R1-clean version.docx] [thumbnail of Celtic-Suppinfo-MC-R1.docx]

Chen, X. G., Rusiecka, D., Gledhill, M. , Milne, A., Annett, A. L., Birchill, A. J., Lohan, M. C., Ussher, S., Woodward, E. M. S. and Achterberg, E. P. (2023) Ocean circulation and biological processes drive seasonal variations of dissolved Al, Cd, Ni, Cu, and Zn on the Northeast Atlantic continental margin. Open Access Marine Chemistry . Art.Nr. 104246. DOI 10.1016/j.marchem.2023.104246.

[thumbnail of 2022gb007617-sup-0001-table si-s01.docx] [thumbnail of Global Biogeochemical Cycles - 2023 - Zhu - Influence of Changes in pH and Temperature on the Distribution of Apparent Iron-1.pdf]

Zhu, K., Achterberg, E. P. , Bates, N. R., Gerringa, L. J. A., Middag, R., Hopwood, M. J. and Gledhill, M. (2023) Influence of changes in pH and temperature on the distribution of apparent iron solubility in the oceans. Open Access Global Biogeochemical Cycles, 37 (5). e2022GB007617. DOI 10.1029/2022GB007617.

[thumbnail of Accepted GCA.pdf] [thumbnail of 1-s2.0-S0016703723001382-main.pdf]

Chen, X. G., Rusiecka, D., Gledhill, M. , Milne, A., Annett, A. L., Beck, A. J. , Birchill, A. J., Lohan, M. C., Ussher, S. and Achterberg, E. P. (2023) Physical and biogeochemical controls on seasonal iron, manganese, and cobalt distributions in Northeast Atlantic shelf seas. Open Access Geochimica et Cosmochimica Acta, 348 . pp. 278-295. DOI 10.1016/j.gca.2023.03.023.

[thumbnail of fmars-09-1075155.pdf] [thumbnail of Data Sheet 1.docx]

Ukotije-Ikwut, P. R., Steiner, Z. , Gledhill, M. , Müller, M., Oakes, J. M., Sukri, R. S., Jiang, S. and Achterberg, E. P. (2023) The distribution and behaviour of Fe, Al, Si, Mn, Cu and Ni in ombrotrophic tropical peat draining blackwater estuaries on Borneo Island. Open Access Frontiers in Marine Science, 9 . Art.Nr. 1075155. DOI 10.3389/fmars.2022.1075155.

Dhavamani, J., Beck, A. J. , Gledhill, M. , El-Shahawi, M. S., Orif, M. I., Ismail, I. M. I. and Achterberg, E. P. (2022) Phthalate esters and plastic debris abundance in the Red Sea and Sharm Obhur and their ecological risk level. Open Access Environmental Pollution, 315 . Art.Nr.120447. DOI 10.1016/j.envpol.2022.120447.

Vosteen, P., Spiegel, T., Gledhill, M. , Frank, M. , Zabel, M. and Scholz, F. (2022) The Fate of Sedimentary Reactive Iron at the Land‐Ocean Interface:A Case Study from the Amazon Shelf. Open Access Geochemistry, Geophysics, Geosystems, 23 (11). e2022GC010543. DOI 10.1029/2022GC010543.

[thumbnail of Dhavamani.pdf]

Dhavamani, J., Beck, A. J. , Gledhill, M. , El-Shahawi, M. S., Kadi, M. W., Ismail, I. M. I. and Achterberg, E. P. (2022) The effects of salinity, temperature, and UV irradiation on leaching and adsorption of phthalate esters from polyethylene in seawater. Science of the Total Environment, 838 . Art.Nr. 155461. DOI 10.1016/j.scitotenv.2022.155461.

Gledhill, M. , Hollister, A., Seidel, M., Zhu, K., Achterberg, E. P. , Dittmar, T. and Koschinsky, A. (2022) Trace metal stoichiometry of dissolved organic matter in the Amazon plume. Open Access Science Advances, 8 (31). Art.Nr. eabm2249. DOI 10.1126/sciadv.abm2249.

[thumbnail of s41396-022-01280-1.pdf] [thumbnail of 41396_2022_1280_MOESM1_ESM.pdf]

Liu, F., Gledhill, M. , Tan, Q. G., Zhu, K., Zhang, Q., Salaün, P., Tagliabue, A., Zhang, Y., Weiss, D., Achterberg, E. P. and Korchev, Y. (2022) Phycosphere pH of unicellular nano- and micro- phytoplankton cells and consequences for iron speciation. Open Access The ISME Journal, 16 . pp. 2329-2336. DOI 10.1038/s41396-022-01280-1.

[thumbnail of fmars_09_855009.pdf] [thumbnail of DataSheet_1_Competitive Interactions Between Microbial Siderophores and Humic-Like Binding Sites in European Shelf Sea Waters.pdf]

Gledhill, M. , Zhu, K., Rusiecka, D. and Achterberg, E. P. (2022) Competitive Interactions Between Microbial Siderophores and Humic-Like Binding Sites in European Shelf Sea Waters. Open Access Frontiers in Marine Science, 9 . Art.Nr. 855009. DOI 10.3389/fmars.2022.855009.

[thumbnail of fmicb-13-853519.pdf] [thumbnail of Data_Sheet_1_Phosphorus Limitation Enhances Diazotroph Zinc Quotas.docx]

Wang, X., Browning, T. J. , Achterberg, E. P. and Gledhill, M. (2022) Phosphorus Limitation Enhances Diazotroph Zinc Quotas. Open Access Frontiers in Microbiology, 13 . Art.Nr. 853519. DOI 10.3389/fmicb.2022.853519.

Beck, A. J. , Gledhill, M. , Kampmeier, M., Feng, C., Schlosser, C., Greinert, J. and Achterberg, E. P. (2022) Explosives compounds from sea-dumped relic munitions accumulate in marine biota. Open Access Science of the Total Environment, 806 (Part 4). Art.Nr. 151266. DOI 10.1016/j.scitotenv.2021.151266.

[thumbnail of Schneider.pdf] [thumbnail of 1-s2.0-S0304420321001523-mmc1.pdf]

Schneider, A. B., Koschinsky, A., Krause, C. H., Gledhill, M. and de Carvalho, L. M. (2022) Dynamic behavior of dissolved and soluble titanium along the salinity gradients in the Pará and Amazon estuarine system and associated plume. Marine Chemistry, 238 . Art.Nr. 104067. DOI 10.1016/j.marchem.2021.104067.

[thumbnail of Zhu et al manuscript revised.pdf] [thumbnail of Zhu.pdf]

Zhu, K., Birchill, A. J., Milne, A., Ussher, S., Humphreys, M. P., Carr, N., Mahaffey, C., Lohan, M. C., Achterberg, E. P. and Gledhill, M. (2021) Equilibrium calculations of iron speciation and apparent iron solubility in the Celtic Sea at ambient seawater pH using the NICA-Donnan model. Open Access Marine Chemistry, 237 . Art.Nr. 104038. DOI 10.1016/j.marchem.2021.104038.

[thumbnail of Cabral.pdf] [thumbnail of Cabral_Suppl.docx]

Cabral, A., Dittmar, T., Call, M., Scholten, J., Rezende, C. E., Asp, N., Gledhill, M. , Seidel, M. and Santos, I. R. (2021) Carbon and alkalinity outwelling across the groundwater‐creek‐shelf continuum off Amazonian mangroves. Open Access Limnology and Oceanography Letters, 6 (6). pp. 369-378. DOI 10.1002/lol2.10210.

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de Carvalho, L. M., Hollister, A. P., Trindade, C., Gledhill, M. and Koschinsky, A. (2021) Distribution and size fractionation of nickel and cobalt species along the Amazon estuary and mixing plume. Open Access Marine Chemistry, 236 . Art.Nr. 104019. DOI 10.1016/j.marchem.2021.104019.

[thumbnail of Lodeiro etal.pdf] [thumbnail of 5704429.zip]

Lodeiro, P. , Rey-Castro, C., David, C., Puy, J., Achterberg, E. P. and Gledhill, M. (2021) Seasonal Variations in Proton Binding Characteristics of Dissolved Organic Matter Isolated from the Southwest Baltic Sea. Open Access Environmental Science & Technology, 55 (23). pp. 16215-16223. DOI 10.1021/acs.est.1c04773.

[thumbnail of bg-18-5265-2021.pdf] [thumbnail of bg-18-5265-2021-supplement.pdf]

Gerringa, L. J. A., Gledhill, M. , Ardiningsih, I., Muntjewerf, N. and Laglera, L. M. (2021) Comparing CLE-AdCSV applications using SA and TAC to determine the Fe binding characteristics of model ligands in seawater. Open Access Biogeosciences (BG), 18 . pp. 5265-5289. DOI 10.5194/bg-2021-134.

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Hollister, A. P., Whitby, H., Seidel, M., Lodeiro, P. , Gledhill, M. and Koschinsky, A. (2021) Dissolved concentrations and organic speciation of copper in the Amazon River estuary and mixing plume. Open Access Marine Chemistry, 234 . Art.Nr. 104005. DOI 10.1016/j.marchem.2021.104005.

[thumbnail of Zhu et al..pdf] [thumbnail of gbc21015-sup-0001-2020gb006538-si-2.pdf]

Zhu, K., Hopwood, M. J. , Groenenberg, J. E., Engel, A. , Achterberg, E. P. and Gledhill, M. (2021) Influence of pH and Dissolved Organic Matter on Iron Speciation and Apparent Iron Solubility in the Peruvian Shelf and Slope Region. Environmental Science & Technology, 55 (13). pp. 9372-9383. DOI 10.1021/acs.est.1c02477.

[thumbnail of fmars-07-609379.pdf] [thumbnail of Data_Sheet_1_Iron Speciation in Fram Strait and Over the Northeast Greenland Shelf An Inter-Comparison Study of Voltammetric Methods.docx]

Ardiningsih, I., Zhu, K., Lodeiro, P. , Gledhill, M. , Reichart, G. J., Achterberg, E. P. , Middag, R. and Gerringa, L. J. A. (2021) Iron Speciation in Fram Strait and Over the Northeast Greenland Shelf: An Inter-Comparison Study of Voltammetric Methods. Open Access Frontiers in Marine Science, 7 . Art.Nr. 609379. DOI 10.3389/fmars.2020.609379.

[thumbnail of Spiegeletal.2021_ChemGeol.pdf] [thumbnail of Excel file]

Spiegel, T., Vosteen, P., Wallmann, K. , Paul, S. A. L., Gledhill, M. and Scholz, F. (2021) Updated estimates of sedimentary potassium sequestration and phosphorus release on the Amazon shelf. Chemical Geology, 560 . Art.Nr. 120017. DOI 10.1016/j.chemgeo.2020.120017.

[thumbnail of m656p019.pdf] [thumbnail of m656p019_supp.pdf]

Marki, A., Fischer, R., Browning, T. J. , Louropoulou, E. , Ptacnik, R. and Gledhill, M. (2020) Stoichiometry of Fe, Mn and Co in the marine diazotroph Crocosphaera subtropica ATCC51142 in Fe- and P-limited continuous cultures. Open Access Marine Ecology Progress Series, 656 . pp. 19-33. DOI 10.3354/meps13523.

[thumbnail of Lodeiro.pdf] [thumbnail of Lodeiro_STOTEN_2020_Final_draft.pdf]

Lodeiro, P. , Rey-Castro, C., David, C., Achterberg, E. P. , Puy, J. and Gledhill, M. (2020) Acid-base properties of dissolved organic matter extracted from the marine environment. Open Access Science of the Total Environment, 729 . Art.Nr. 138437. DOI 10.1016/j.scitotenv.2020.138437.

[thumbnail of 2019GB006425.pdf] [thumbnail of gbc20978-sup-0001-figure_si-s01.pdf]

Ye, Y., Völker, C. and Gledhill, M. (2020) Exploring the Iron‐Binding Potential of the Ocean Using a Combined pH and DOC Parameterization. Open Access Global Biogeochemical Cycles, 34 (Article number: e2019GB006425 ). DOI 10.1029/2019GB006425.

[thumbnail of Ardiningsih.pdf] [thumbnail of Preprint]

Ardiningsih, I., Krisch, S. , Lodeiro, P. , Reichart, G. J., Achterberg, E. P. , Gledhill, M. , Middag, R. and Gerringa, L. J. A. (2020) Natural Fe-binding organic ligands in Fram Strait and over the Northeast Greenland shelf. Open Access Marine Chemistry, 224 (Article number 103815). DOI 10.1016/j.marchem.2020.103815.

[thumbnail of os-16-535-2020.pdf]

Seelmann, K. , Gledhill, M. , Aßmann, S. and Körtzinger, A. (2020) Impact of impurities in bromocresol green indicator dye on spectrophotometric total alkalinity measurements. Open Access Ocean Science, 16 . pp. 535-544. DOI 10.5194/os-16-535-2020.

[thumbnail of bg-17-1327-2020.pdf] [thumbnail of bg-17-1327-2020-supplement.zip]

Hopwood, M. J. , Santana-González, C. , Gallego-Urrea, J. , Sanchez, N., Achterberg, E. P. , Ardelan, M. V., Gledhill, M. , González-Dávila, M., Hoffmann, L., Leiknes, Ø., Santana-Casiano, J. M. , Tsagaraki, T. M. and Turner, D. (2020) Fe(II) stability in coastal seawater during experiments in Patagonia, Svalbard, and Gran Canaria. Open Access Biogeosciences (BG), 17 . pp. 1327-1342. DOI 10.5194/bg-17-1327-2020.

[thumbnail of Si isotopes in large estuaries-Text.pdf] [thumbnail of Si isotopes in large estuaries-Appendix.pdf]

Zhang, Z., Cao, Z., Grasse, P. , Dai, M., Gao, L., Kuhnert, H., Gledhill, M. , Chiessi, C. M., Doering, K. and Frank, M. (2020) Dissolved silicon isotope dynamics in large river estuaries. Open Access Geochimica et Cosmochimica Acta, 273 . pp. 367-382. DOI 10.1016/j.gca.2020.01.028.

[thumbnail of 2019GL086631.pdf]

Rapp, I., Schlosser, C. , Browning, T. J. , Wolf, F., Le Moigne, F. A. C. , Gledhill, M. and Achterberg, E. P. (2020) El Niño‐driven oxygenation impacts Peruvian shelf iron supply to the South Pacific Ocean. Open Access Geophysical Research Letters, 47 (7). Art.Nr. e2019GL086631. DOI 10.1029/2019GL086631.

[thumbnail of s41598-020-61425-0.pdf] [thumbnail of 41598_2020_61425_MOESM1_ESM.pdf]

Louropoulou, E. , Gledhill, M. , Achterberg, E. P. , Browning, T. J. , Honey, D. J., Schmitz, R. A. and Tagliabue, A. (2020) Heme b distributions through the Atlantic Ocean: evidence for “anemic” phytoplankton populations. Open Access Scientific Reports, 10 (Article number: 4551). DOI 10.1038/s41598-020-61425-0.

[thumbnail of fmars-06-00743.pdf] [thumbnail of Data_Sheet_1_The Role of Heterotrophic Bacteria and Archaea in the Transformation of Lignin in the Open Ocean.PDF]

McDonald, N., Achterberg, E. P. , Carlson, C. A., Gledhill, M. , Liu, S., Matheson-Barker, J. R., Nelson, N. B. and Parsons, R. J. (2019) The Role of Heterotrophic Bacteria and Archaea in the Transformation of Lignin in the Open Ocean. Open Access Frontiers in Marine Science, 6 (743). DOI 10.3389/fmars.2019.00743.

[thumbnail of bg-16-4157-2019.pdf] [thumbnail of bg-16-4157-2019-supplement.pdf]

Rapp, I., Schlosser, C. , Menzel Barraqueta, J. L. , Wenzel, B., Lüdke, J. , Scholten, J., Gasser, B., Reichert, P., Gledhill, M. , Dengler, M. and Achterberg, E. P. (2019) Controls on redox-sensitive trace metals in the Mauritanian oxygen minimum zone. Open Access Biogeosciences (BG), 16 (21). pp. 4157-4182. DOI 10.5194/bg-16-4157-2019.

Gledhill, M. , Basu, S. and Shaked, Y. (2019) Metallophores associated with Trichodesmium erythraeum colonies from the Gulf of Aqaba. Open Access Metallomics, 11 (9). pp. 1547-1557. DOI 10.1039/C9MT00121B.

[thumbnail of s42003-019-0534-z.pdf] [thumbnail of 42003_2019_534_MOESM2_ESM.pdf]

Basu, S. , Gledhill, M. , de Beer, D. , Prabhu Matondkar, S. G. and Shaked, Y. (2019) Colonies of marine cyanobacteria Trichodesmium interact with associated bacteria to acquire iron from dust. Open Access Communications Biology, 2 (Article number: 284). DOI 10.1038/s42003-019-0534-z.

Gledhill, M. , Beck, A. J., Stamer, B., Schlosser, C. and Achterberg, E. P. (2019) Quantification of munition compounds in the marine environment by solid phase extraction – ultra high performance liquid chromatography with detection by electrospray ionisation – mass spectrometry. Open Access Talanta, 200 . pp. 366-372. DOI 10.1016/j.talanta.2019.03.050.

[thumbnail of fmicb-10-01566.pdf] [thumbnail of Data_Sheet_1_Regulation of the Phytoplankton Heme b Iron Pool During the North Atlantic Spring Bloom.zip]

Louropoulou, E., Gledhill, M. , Browning, T. J. , Desai, D. K., Menzel Barraqueta, J. L. , Tonnard, M., Sarthou, G., Planquette, H., Bowie, A. R., Schmitz, R. A., LaRoche, J. and Achterberg, E. P. (2019) Regulation of the Phytoplankton Heme b Iron Pool During the North Atlantic Spring Bloom. Open Access Frontiers in Microbiology, 10 (1566). DOI 10.3389/fmicb.2019.01566.

[thumbnail of fmicb-10-01565(1).pdf] [thumbnail of Data_Sheet_1_Hydrogen Dynamics in Trichodesmium Colonies and Their Potential Role in Mineral Iron Acquisition(1).docx]

Eichner, M., Basu, S., Gledhill, M. , de Beer, D. and Shaked, Y. (2019) Hydrogen Dynamics in Trichodesmium Colonies and Their Potential Role in Mineral Iron Acquisition. Open Access Frontiers in Microbiology, 10 (Article number 01565). DOI 10.3389/fmicb.2019.01565.

Beck, A. J., van der Lee, E. M., Eggert, A., Stamer, B., Gledhill, M. , Schlosser, C. and Achterberg, E. P. (2019) In situ measurements of explosive compound dissolution fluxes from exposed munition material in the Baltic Sea. Open Access Environmental Science & Technology, 53 (10). pp. 5652-5660. DOI 10.1021/acs.est.8b06974.

[thumbnail of bg-16-1525-2019.pdf] [thumbnail of bg-16-1525-2019-supplement.pdf]

Menzel Barraqueta, J. L. , Klar, J. K., Gledhill, M. , Schlosser, C. , Shelley, R., Planquette, H., Wenzel, B., Sarthou, G. and Achterberg, E. P. (2019) Atmospheric deposition fluxes over the Atlantic Ocean: A GEOTRACES case study. Open Access Biogeosciences (BG), 16 . pp. 1525-1542. DOI 10.5194/bg-16-1525-2019.

[thumbnail of bg-15-5271-2018.pdf] [thumbnail of bg-15-5271-2018-supplement.pdf]

Menzel Barraqueta, J. L. , Schlosser, C. , Planquette, H., Gourain, A., Cheize, M., Boutorh, J., Shelley, R., Pereira Contreira, L., Gledhill, M. , Hopwood, M. J. , Lherminier, P., Sarthou, G. and Achterberg, E. P. (2018) Aluminium in the North Atlantic Ocean and the Labrador Sea (GEOTRACES GA01 section): roles of continental inputs and biogenic particle removal. Open Access Biogeosciences (BG), 15 (16). pp. 5271-5286. DOI 10.5194/bg-2018-39.

[thumbnail of Browning_et_al-2018-Geophysical_Research_Letters.pdf] [thumbnail of Browning_et_al-2018-Geophysical_Research_Letters.sup-1.pdf]

Browning, T. J. , Rapp, I., Schlosser, C. , Gledhill, M. , Achterberg, E. P. , Bracher, A. and Le Moigne, F. A. C. (2018) Influence of iron, cobalt, and vitamin B12 supply on phytoplankton growth in the tropical East Pacific during the 2015 El Niño. Open Access Geophysical Research Letters, 45 (12). pp. 6150-6159. DOI 10.1029/2018GL077972.

[thumbnail of fmars-05-00141.pdf]

Beck, A. J., Gledhill, M. , Schlosser, C. , Stamer, B., Böttcher, C., Sternheim, J., Greinert, J. and Achterberg, E. P. (2018) Spread, Behavior, and Ecosystem Consequences of Conventional Munitions Compounds in Coastal Marine Waters. Open Access Frontiers in Marine Science, 5 . Art.Nr. 141. DOI 10.3389/fmars.2018.00141.

[thumbnail of fmicb-09-00624.pdf] [thumbnail of 4064147.zip]

Boatman, T. G., Oxborough, K., Gledhill, M. , Lawson, T. and Geider, R. J. (2018) An Integrated Response of Trichodesmium erythraeum IMS101 Growth and Photo-Physiology to Iron, CO2, and Light Intensity. Open Access Frontiers in Microbiology, 9 (Article number 624). DOI 10.3389/fmicb.2018.00624.

[thumbnail of Accepted manuscript] [thumbnail of Rusiecka_et_al-2018-Geophysical_Research_Letters.pdf]

Rusiecka, D., Gledhill, M. , Milne, A., Achterberg, E. P. , Annett, A. L., Atkinson, S., Birchill, A., Karstensen, J. , Lohan, M., Mariez, C., Middag, R., Rolison, J. M., Tanhua, T. , Ussher, S. and Connelly, D. (2018) Anthropogenic signatures of lead in the Northeast Atlantic. Open Access Geophysical Research Letters, 45 (6). pp. 2734-2743. DOI 10.1002/2017GL076825.

[thumbnail of 1-s2.0-S0304420317300567-main.pdf] [thumbnail of 1-s2.0-S0304420317300567-mmc1.docx]

Fassbender, A. J., Palevsky, H. I., Martz, T. R., Ingalls, A. E., Gledhill, M. , Fawcett, S. E., Brandes, J. A. and Aluwihare, L. I. and The participants of COME ABOARD, The participants of DISCO XXV (2017) Perspectives on Chemical Oceanography in the 21st century: Participants of the COME ABOARD Meeting examine aspects of the field in the context of 40 years of DISCO. Open Access Marine Chemistry, 196 . pp. 181-190. DOI 10.1016/j.marchem.2017.09.002.

[thumbnail of Birchill_et_al-2017-Geophysical_Research_Letters.pdf]

Birchill, A. J., Milne, A., S. Woodward, E. M., Harris, C., Annett, A., Rusiecka, D., Achterberg, E. P. , Gledhill, M. , Ussher, S. J., Worsfold, P. J., Geibert, W. and Lohan, M. C. (2017) Seasonal iron depletion in temperate shelf seas. Open Access Geophysical Research Letters, 44 (17). pp. 8987-8996. DOI 10.1002/2017GL073881.

[thumbnail of Accepted manuscript] [thumbnail of Rapp.pdf]

Rapp, I., Schlosser, C. , Rusiecka, D., Gledhill, M. and Achterberg, E. P. (2017) Automated preconcentration of Fe, Zn, Cu, Ni, Cd, Pb, Co, and Mn in seawater with analysis using high-resolution sector field inductively-coupled plasma mass spectrometry. Open Access Analytica Chimica Acta, 976 . pp. 1-13. DOI 10.1016/j.aca.2017.05.008.

[thumbnail of fmars-04-00192.pdf] [thumbnail of Hoopwood_data sheet 1.pdf]

Hopwood, M. J. , Birchill, A. J., Gledhill, M. , Achterberg, E. P. , Klar, J. K. and Milne, A. (2017) A Comparison between Four Analytical Methods for the Measurement of Fe(II) at Nanomolar Concentrations in Coastal Seawater. Open Access Frontiers in Marine Science, 4 . Art.No. 192. DOI 10.3389/fmars.2017.00192.

[thumbnail of art_10.1038_s41598-017-02624-0.pdf]

Loucaides, S., Rèrolle, V. M. C., Papadimitriou, S., Kennedy, H., Mowlem, M. C., Dickson, A. G., Gledhill, M. and Achterberg, E. P. (2017) Characterization of meta-Cresol Purple for spectrophotometric pH measurements in saline and hypersaline media at sub-zero temperatures. Open Access Scientific Reports, 7 (2481). DOI 10.1038/s41598-017-02624-0.

[thumbnail of journal.pone.0176268.pdf]

Bellworthy, J., Gledhill, M. , Esposito, M. and Achterberg, E. P. (2017) Abundance of the iron containing biomolecule, heme b, during the progression of a spring phytoplankton bloom in a mesocosm experiment. Open Access PLoS ONE, 12 (4). e0176268. DOI 10.1371/journal.pone.0176268.

[thumbnail of fmars-03-00058.pdf]

Avendano, L., Gledhill, M. , Achterberg, E. P. , Rerolle, V. M. and Schlosser, C. (2016) Influence of ocean acidification on the organic complexation of iron and copper in Northwest European shelf seas; a combined observational and model study. Open Access Frontiers in Marine Science, 3 (58). DOI 10.3389/fmars.2016.00058.

[thumbnail of 1-s2.0-S0304420315000705-main.pdf]

Gledhill, M. , Achterberg, E. P. , Li, K., Mohamed, K. N. and Rijkenberg, M. J. A. (2015) Influence of ocean acidification on the complexation of iron and copper by organic ligands in estuarine waters. Marine Chemistry, 177 (3). pp. 421-433. DOI 10.1016/j.marchem.2015.03.016.

[thumbnail of m532p029.pdf]

Gledhill, M. , Gerringa, L. J. A., Laan, P. and Timmermans, K. R. (2015) Heme b quotas are low in Southern Ocean phytoplankton. Open Access Marine Ecology Progress Series, 532 . pp. 29-40. DOI 10.3354/meps11345.

[thumbnail of Pizeta et.al.pdf] [thumbnail of Pizeta et.al.pdf]

Pizeta, I., Sander, S. G., Hudson, R. J. M., Omanovic, D., Baars, O., Barbeau, K. A., Buck, K. N., Bundy, R. M., Carrasco, G., Croot, P., Garnier, C., Gerringa, L. J. A., Gledhill, M. , Hirose, K., Kondo, Y., Laglera, L. M., Nuester, J., Rijkenberg, M. J. A., Takeda, S., Twining, B. S. and Wells, M. (2015) Interpretation of complexometric titration data: An intercomparison of methods for estimating models of trace metal complexation by natural organic ligands. Open Access Marine Chemistry, 173 . pp. 3-24. DOI 10.1016/j.marchem.2015.03.006.

[thumbnail of Roncarati et.al.pdf]

Roncarati, F., Sáez, C. A., Greco, M., Gledhill, M. , Bitonti, M. B. and Brown, M. T. (2015) Response differences between Ectocarpus siliculosus populations to copper stress involve cellular exclusion and induction of the phytochelatin synthesis pathway. Aquatic Toxicology, 159 . pp. 167-175. DOI 10.1016/j.aquatox.2014.12.009.

[thumbnail of Gledhill.pdf]

Gledhill, M. (2014) The detection of iron protoporphyrin (heme b) in phytoplankton and marine particulate material by electrospray ionisation mass spectrometry – comparison with diode array detection. Analytica Chimica Acta, 841 . pp. 33-43. DOI 10.1016/j.aca.2014.06.045.

[thumbnail of Hogle.pdf]

Hogle, S. L., Barbeau, K. A. and Gledhill, M. (2014) Heme in the marine environment: from cells to the iron cycle. Metallomics, 6 (1107). DOI 10.1039/c4mt00031e.

[thumbnail of Gledhill et.al.pdf]

Gledhill, M. , Achterberg, E. P. , Honey, D. J., Nielsdottir, M. C. and Rijkenberg, M. J. A. (2013) Distributions of particulate Heme b in the Atlantic and Southern Oceans-Implications for electron transport in phytoplankton. Open Access Global Biogeochemical Cycles, 27 (4). pp. 1072-1082. DOI 10.1002/2013GB004639.

[thumbnail of 1-s2.0-S0012821X13003014-main.pdf]

Hawkes, J. A., Connelly, D. P., Gledhill, M. and Achterberg, E. P. (2013) The stabilisation and transportation of dissolved iron from high temperature hydrothermal vent systems. Open Access Earth and Planetary Science Letters, 375 . pp. 280-290. DOI 10.1016/j.epsl.2013.05.047.

[thumbnail of Hawkes.pdf]

Hawkes, J. A., Gledhill, M. , Connelly, D. P. and Achterberg, E. P. (2013) Characterisation of iron binding ligands in seawater by reverse titration. Analytica Chimica Acta, 766 . pp. 53-60. DOI 10.1016/j.aca.2012.12.048.

[thumbnail of m483p001.pdf]

Honey, D., Gledhill, M. , Bibby, T., Legiret, F., Pratt, N., Hickman, A., Lawson, T. and Achterberg, E. P. (2013) Heme b in marine phytoplankton and particulate material from the North Atlantic Ocean. Open Access Marine Ecology Progress Series, 483 . pp. 1-17. DOI 10.3354/meps10367.

[thumbnail of fmicb-03-00069.pdf]

Gledhill, M. and Buck, K. N. (2012) The organic complexation of iron in the marine environment: a review. Open Access Frontiers in Microbiology, 3 (69). DOI 10.3389/fmicb.2012.00069.

[thumbnail of fmicb-03-00155.pdf]

Gledhill, M. , Devez, A., Highfield, A., Singleton, C., Achterberg, E. P. and Schroeder, D. (2012) Effect of metals on the lytic cycle of the Coccolithovirus, EhV86. Open Access Frontiers in Microbiology, 3 (Article no. 155). DOI 10.3389/fmicb.2012.00155.

[thumbnail of 1-s2.0-S0304420311000041-main.pdf]

Mawji, E., Gledhill, M. , Milton, J. A., Zubkov, M. V., Thompson, A., Wolff, G. A. and Achterberg, E. P. (2011) Production of siderophore type chelates in Atlantic Ocean waters enriched with different carbon and nitrogen sources. Marine Chemistry, 124 (1-4). pp. 90-99. DOI 10.1016/j.marchem.2010.12.005.

[thumbnail of 1-s2.0-S0967063711001579-main.pdf]

Mohamed, K. N., Steigenberger, S., Nielsdottir, M. C., Gledhill, M. and Achterberg, E. P. (2011) Dissolved iron(III) speciation in the high latitude North Atlantic Ocean. Deep-Sea Research Part I-Oceanographic Research Papers, 58 (11). pp. 1049-1059. DOI 10.1016/j.dsr.2011.08.011.

[thumbnail of 1056_Breitbarth_2010_IronBiogeochemistryAcrossMarineSystems_Artzeit_pubid13323.pdf]

Breitbarth, E., Achterberg, E. P. , Ardelan, M. V., Baker, A. R., Bucciarelli, E., Chever, F., Croot, P., Duggen, S., Gledhill, M. , Hassellöv, M., Hassler, C., Hoffmann, L., Hunter, K. A., Hutchins, D. A., Ingri, J., Jickells, T., Lohan, M. C., Nielsdóttir, M. C., Sarthou, G., Schoemann, V., Trapp, J. M., Turner, D. R. and Ye, Y. (2010) Iron biogeochemistry across marine systems - progress from the past decade. Open Access Biogeosciences (BG), 7 (3). pp. 1075-1097. DOI 10.5194/bg-7-1075-2010.

[thumbnail of lno20105552207.pdf]

Salter, I., Kemp, A. E. S., Lampitt, R. S. and Gledhill, M. (2010) The association between biogenic and inorganic minerals and the amino acid composition of settling particles. Limnology and Oceanography, 55 (5). pp. 2207-2218. DOI 10.4319/lo.2010.55.5.2207.

[thumbnail of Curtis-Jackson_et_al-2009-Limnology_and_Oceanography__Methods.pdf]

Curtis-Jackson, P. K., Masse, G., Gledhill, M. and Fitzsimons, M. F. (2009) Characterization of low molecular weight dissolved organic nitrogen by liquid chromatography-electrospray ionization-mass spectrometry. Limnology and Oceanography: Methods, 7 (1). pp. 52-63. DOI 10.4319/lom.2009.7.52.

[thumbnail of es801884r.pdf]

Mawji, E., Gledhill, M. , Milton, J. A., Tarran, G. A., Ussher, S., Thompson, A., Wolff, G. A., Worsfold, P. J. and Achterberg, E. P. (2008) Hydroxamate siderophores: Occurrence and importance in the Atlantic Ocean. Environmental Science and Technology, 42 (23). pp. 8675-8680. DOI 10.1021/es801884r.

[thumbnail of 3604_ftp.pdf]

Mawji, E., Gledhill, M. , Worsfold, P. J. and Achterberg, E. P. (2008) Collision-induced dissociation of three groups of hydroxamate siderophores: Ferrioxamines, ferrichromes and coprogens/fusigens. Rapid Communications in Mass Spectrometry, 22 (14). pp. 2195-2202. DOI 10.1002/rcm.3604.

[thumbnail of Braungardt.pdf]

Braungardt, C. B., Achterberg, E. P. , Gledhill, M. , Nimmo, M., Elbaz-Poulichet, F., Cruzado, A. and Velasquez, Z. (2007) Chemical speciation of dissolved Cu, Ni, and Co in a contaminated estuary in southwest Spain and its influence on plankton communities. Environmental Science and Technology, 41 (12). pp. 4214-4220. DOI 10.1021/es063042h.

[thumbnail of 1-s2.0-S0304420306001836-main.pdf]

Gledhill, M. (2007) The determination of heme b in marine phyto- and bacterioplankton. Marine Chemistry, 103 (3-4). pp. 393-403. DOI 10.1016/j.marchem.2006.10.008.

[thumbnail of art_10.1007_s10534-005-5115-6.pdf]

Kawakami, S. K., Gledhill, M. and Achterberg, E. P. (2006) Effects of metal combinations on the production of phytochelatins and glutathione by the marine diatom Phaeodactylum tricornutum. BioMetals, 19 (1). pp. 51-60. DOI 10.1007/s10534-005-5115-6.

[thumbnail of 1-s2.0-S0165993605001718-main.pdf]

Kawakami, S. K., Gledhill, M. and Achterberg, E. P. (2006) Determination of phytochelatins and glutathione in phytoplankton from natural waters using HPLC with fluorescence detection. TrAC - Trends in Analytical Chemistry, 25 (2). pp. 133-142. DOI 10.1016/j.trac.2005.06.005.

[thumbnail of j.1529-8817.2006.00265.x.pdf]

Kawakami, S. K., Gledhill, M. and Achterberg, E. P. (2006) Production of phytochelatins and glutathione by marine phytoplankton in response to metal stress. Journal of Phycology, 42 (5). pp. 975-989. DOI 10.1111/j.1529-8817.2006.00265.x.

[thumbnail of 1-s2.0-S0003267004006440-main.pdf]

Biscombe, A., Nimmo, M., Gledhill, M. and Achterberg, E. P. (2004) An automated monitor to determine trace metal particle/dissolved interactions in natural waters. Analytica Chimica Acta, 521 (1). pp. 69-76. DOI 10.1016/j.aca.2004.05.066.

[thumbnail of 1-s2.0-S030442030400060X-main.pdf]

Gledhill, M. , McCormack, P., Ussher, S., Achterberg, E. P. , Mantoura, R. F. C. and Worsfold, P. J. (2004) Production of siderophore type chelates by mixed bacterioplankton populations in nutrient enriched seawater incubations. Marine Chemistry, 88 (1-2). pp. 75-83. DOI 10.1016/j.marchem.2004.03.003.

[thumbnail of 1-s2.0-S0043135403002653-main.pdf]

Hanrahan, G., Gledhill, M. , House, W. A. and Worsfold, P. J. (2003) Evaluation of phosphorus concentrations in relation to annual and seasonal physico-chemical water quality parameters in a UK chalk stream. Water Research, 37 (15). pp. 3579-3589. DOI 10.1016/S0043-1354(03)00265-3.

[thumbnail of ac0340105.pdf]

McCormack, P. , Worsfold, P. J. and Gledhill, M. (2003) Separation and Detection of Siderophores Produced by Marine Bacterioplankton Using High-Performance Liquid Chromatography with Electrospray Ionization Mass Spectrometry. Analytical Chemistry, 75 (11). pp. 2647-2652. DOI 10.1021/ac0340105.

[thumbnail of ac0340105-1.pdf]

McCormack, P. , Worsfold, P. J. and Gledhill, M. (2003) Separation and Detection of Siderophores Produced by Marine Bacterioplankton Using High-Performance Liquid Chromatography with Electrospray Ionization Mass Spectrometry. Analytical Chemistry, 75 (11). pp. 2647-2652. DOI 10.1021/ac0340105.

[thumbnail of 19-12-18-02-03-59-979d472a84.pdf]

Worsfold, P. J., Achterberg, E. P. , Bowie, A. R., Gardolinski, P., Gledhill, M. , Hanrahan, G., McKelvie, I. and Ussher, S. (2003) Field-Based Analytical Techniques for Aquatic Environmental Monitoring. Open Access Chiang Mai Journal of Science, 30 (3). pp. 153-164.

[thumbnail of 1-s2.0-S016599360200403X-main.pdf]

Hanrahan, G., Ussher, S., Gledhill, M. , Achterberg, E. P. and Worsfold, P. J. (2002) High temporal and spatial resolution environmental monitoring using flow injection with spectroscopic detection. TrAC - Trends in Analytical Chemistry, 21 (4). pp. 233-239. DOI 10.1016/S0165-9936(02)00403-X.

[thumbnail of 1-s2.0-S0043135401000884-main.pdf]

Gardolinski, P. C. F. C., Hanrahan, G., Achterberg, E. P. , Gledhill, M. , Tappin, A. D., House, W. A. and Worsfold, P. J. (2001) Comparison of sample storage protocols for the determination of nutrients in natural waters. Water Research, 35 (15). pp. 3670-3678. DOI 10.1016/S0043-1354(01)00088-4.

[thumbnail of b101268l.pdf]

Gledhill, M. (2001) Electrospray ionisation-mass spectrometry of hydroxamate siderophores. Analyst, 126 (8). pp. 1359-1362. DOI 10.1039/b101268l.

[thumbnail of 1-s2.0-S0003267000013957-main.pdf]

Hanrahan, G., Gledhill, M. , Fletcher, P. J. and Worsfold, P. J. (2001) High temporal resolution field monitoring of phosphate in the River Frome using flow injection with diode array detection. Analytica Chimica Acta, 440 (1). pp. 55-62. DOI 10.1016/S0003-2670(00)01395-7.

[thumbnail of jeq-30-5-1738.pdf]

Hanrahan, G., Gledhill, M. , House, W. A. and Worsfold, P. J. (2001) Phosphorus Loading in the Frome Catchment, UK. Journal of Environment Quality, 30 (5). pp. 1738-1746. DOI 10.2134/jeq2001.3051738x.

[thumbnail of 09541449910001718871.pdf]

Bond, P., Brown, M., Moate, R., Gledhill, M. , Hill, S. and Nimmo, M. (1999) Arrested development in Fucus spiralis (Phaeophyceae) germlings exposed to copper. European Journal of Phycology, 34 (5). pp. 513-521. DOI 10.1080/09541449910001718871.

[thumbnail of Gledhill_et_al-1999-Journal_of_Phycology.pdf]

Gledhill, M. , Nimmo, M. and Hill, S. J. (1999) The release of copper-complexing ligands by the brown alga Fucus vesiculosus (Phaeophyceae) in response to increasing total copper levels. Journal of Phycology, 35 (3). pp. 501-509. DOI 10.1046/j.1529-8817.1999.3530501.x.

[thumbnail of 1-s2.0-S0003267099002858-main.pdf]

Whitworth, D. J., Achterberg, E. P. , Herzl, V., Nimmo, M., Gledhill, M. and Worsfold, P. J. (1999) Development of a simple extraction procedure using ligand competition for biogeochemically available metals of estuarine suspended particulate matter. Analytica Chimica Acta, 392 (1). pp. 3-17. DOI 10.1016/S0003-2670(99)00285-8.

[thumbnail of 1-s2.0-S0141113698001007-main.pdf]

Gledhill, M. , Brown, M. T., Nimmo, M., Moate, R. and Hill, S. J. (1998) Comparison of techniques for the removal of particulate material from seaweed tissue. Marine Environmental Research, 45 (3). pp. 295-307. DOI 10.1016/S0141-1136(98)00100-7.

[thumbnail of 1-s2.0-S0304420397000972-main.pdf]

Gledhill, M. , van den Berg, C. M. G., Nolting, R. F. and Timmermans, K. R. (1998) Variability in the speciation of iron in the northern North Sea. Marine Chemistry, 59 (3-4). pp. 283-300. DOI 10.1016/S0304-4203(97)00097-2.

[thumbnail of 1-s2.0-S0304420397001102-main.pdf]

Timmermans, K. R., Gledhill, M. , Nolting, R. F., Veldhuis, M. J. W., de Baar, H. J. W. and van den Berg, C. M. G. (1998) Responses of marine phytoplankton in iron enrichment experiments in the northern North Sea and northeast Atlantic Ocean. Marine Chemistry, 61 (3-4). pp. 229-242. DOI 10.1016/S0304-4203(97)00110-2.

[thumbnail of Gledhill_et_al-1997-Journal_of_Phycology.pdf]

Gledhill, M. , Nimmo, M., Hill, S. J. and Brown, M. T. (1997) The toxicity of copper(II) species to marine algae, with particular reference to macroalgae. Journal of Phycology, 33 (1). pp. 2-11. DOI 10.1111/j.0022-3646.1997.00002.x.

[thumbnail of 1-s2.0-030442039500026N-main.pdf]

Gledhill, M. and van den Berg, C. M. G. (1995) Measurement of the redox speciation of iron in seawater by catalytic cathodic stripping voltammetry. Marine Chemistry, 50 (1-4). pp. 51-61. DOI 10.1016/0304-4203(95)00026-N.

[thumbnail of 1-s2.0-0304420394900124-main.pdf]

Gledhill, M. and van den Berg, C. M. G. (1994) Determination of complexation of iron(III) with natural organic complexing ligands in seawater using cathodic stripping voltammetry. Marine Chemistry, 47 (1). pp. 41-54. DOI 10.1016/0304-4203(94)90012-4.

Articles in a Scientific Journal - without review

[thumbnail of egusphere-2026-3486.pdf] [thumbnail of egusphere-2026-3486-supplement.pdf]

Chen, G., Rapp, I. , Sieber, M., Achterberg, E. P. , Conway, T. J., Gledhill, M. , Hopwood, M. J. and Xie, R. C. (Submitted) Temporal variability in offshore Fe fluxes in the Peruvian oxygen minimum zone across an El Niño termination. Open Access Biogeosciences (BG) . DOI 10.5194/egusphere-2026-3486.

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Gledhill, M. , Hassler, C. S. and Schoemann, V. (2013) The environmental bioinorganic chemistry of aquatic microbial organisms. Open Access Frontiers in Microbiology, 4 (100). DOI 10.3389/fmicb.2013.00100.


Gledhill, M. and Mohamed, K. N. (2012) Microbial iron complexes in the ocean. Abstracts of Papers of the American Chemical Society, 243 . 536-ENVR.


Achterberg, E. P. , Ussher, S., Gledhill, M. , Worsfold, P. J., Bowie, A. R., Gehrels, W. R., Geider, R. and de Baar, H. J. (2004) Role of iron in marine biogeochemistry. Geochimica et Cosmochimica Acta, 68 (11, S). A327.


Gledhill, M. (1997) Nose Job. New Scientist, 156 (2109). p. 12.

Book chapters

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Turner, D. R., Croot, P., Dickson, A. G. and Gledhill, M. (2025) Physicochemical controls on seawater. Open Access In: Reference Module in Earth Systems and Environmental Sciences. . Treatise on Geochemistry, 4 . Elsevier, Amsterdam, pp. 1-51. 3. Auflage ISBN 978-032399763-8 DOI 10.1016/B978-0-323-99762-1.00035-8.


Achterberg, E. P. , Browning, T. J. , Gledhill, M. and Schlosser, C. (2019) Transition Metals and Heavy Metal Speciation. In: Encyclopedia of Ocean Sciences, 3rd edition. ; 1 , ed. by Cochran, J. K.. Academic Press, London, pp. 218-227. ISBN 978-0-12-813081-0 DOI 10.1016/B978-0-12-409548-9.11394-6.


Achterberg, E. P. , Gledhill, M. and Zhu, K. (2018) Voltammetry — Cathodic Stripping. In: Reference Module in Chemistry, Molecular Sciences and Chemical Engineering. , ed. by Reedijk, J.. Elsevier, Waltham, MA. DOI 10.1016/B978-0-12-409547-2.00553-9.


Devez, A., Achterberg, E. P. and Gledhill, M. (2009) Metal ion-binding properties of phytochelatins and related ligands. In: Metallothioneins and Related Chelators. , ed. by Sigel, A., Sigel, H. and Sigel, R. K. O.. Royal Society of Chemistry, Cambridge, UK, pp. 441-482. ISBN 978-1-84755-899-2 DOI 10.1039/9781847559531.


Achterberg, E. P. , Zhang, H., Gledhill, M. and Van den Berg, C. M. G. (1993) Chemical speciation of chromium and nickel, and the concentration of iron and platinum in the western Mediterranean. In: EROS 2000 2000 (European River Ocean System) Project Workshop. , ed. by Martin, J. M. and Barth, H.. Commission of the European Communities, pp. 163-170.

Conference papers


Bond, P. R., Brown, M. T., Hill, S. J., Nimmo, M. and Gledhill, M. (1997) Ultrastructural studies on Fucus species exposed to sub-lethal concentrations of copper. [Paper] In: 6. International Phycological Congress. , 1997, Leiden, Netherlands ; p. 10 . Phycologia, 36 (4S).

Presentations

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Lodeiro, P., Rey-Castro, C., David, C., Puy, J., Achterberg, E. P. and Gledhill, M. (2022) The impact of chemical heterogeneity on the binding of trace metals by marine dissolved organic matter. Open Access [Talk] In: Goldschmidt Conference 2022. , 10.07.-15.07.2022, Honolulu, Hawaii, USA . DOI 10.46427/gold2022.12273.

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Menzel Barraqueta, J. L. , Wenzel, B., Schlosser, C. , Lodeiro, P. , Krisch, S., Tanhua, T. , Frank, M. , Gledhill, M. and Achterberg, E. P. (2017) Dissolved Aluminium distribution along GEOTRACES section GA08 in the South East Atlantic. Open Access [Talk] In: Goldschmidt Conference 2017. , 13.-18.08.2017, Paris, France .

Conference posters

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Frey, T. , Beck, A. J. , Kampmeier, M., Esposito, M., Gosnell, K., Gledhill, M. , Seidel, M. , Martinez-Cabanas, M., Greinert, J. and Achterberg, E. P. (2022) Geophysikalische und chemische Kartierung von Munitionaltlasten in der Ostsee. Open Access [Poster] In: Meeresumwelt-Symposium 2022. , 18.05.-19.05.2022, Hamburg, Germany .

Reports - Cruise Reports

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Koschinsky, A., Frank, M. , Dittmar, T., Gledhill, M. , de Rezende, C., Lodeiro, P. , Seidel, M., Knoke, M., Paul, S. A. L. , Zitoun, R., Heinrich, L., Fronzek, J., Münch, J., Scholten, J., Border, E. C., Schneider, A., de Carvalho, L. M., Leist, L., Mutzberg, A., Marques da Silva Jr., J., Cherene Bras de Oliveira, B., Walter, J. M., Soares Nóbrega, M., Bretschneider, L. , Hathorne, E. C. , Vosteen, P., Spiegel, T. , Maguire, C. and Rohleder, C. (2018) Interactions of trace metals, DOM, and particles in the Amazon estuary and associated plume as key processes for trace metal and DOM fluxes into the Atlantic, Cruise No. M147, April 19 - May 21, 2018, Las Palmas (Gran Canaria) - Belém (Brazil). Open Access . Meteor-Berichte, M147 . Gutachterpanel Forschungsschiffe, Bonn, 63 pp. DOI 10.2312/cr_m147.

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Bange, H. , Arevalo-Martinez, D. L. , Baker, A., Bristow, L., Burmeister, K. , Cisternas-Novoa, C., Fischer, M., Fischer, T. , Frey, C., Gledhill, M. , Hauss, H. , Hoving, H. J. T. , Karthäuser, C., Laursen, E., Le Moigne, F. , Lennartz, S. T. , Löscher, C., Lohmann, M., Maßmig, M., Nachtigall, K., Paul, A. J., Quack, B., Rohleder, C., Schütte, F., Sun, M., Tuchen, F. P. and Xie, R. C. (2017) Organic matter fluxes and biogeochemical processes in the OMZ off Peru, Cruise No. M138, 01 June - 03 July 2017, Callao (Peru) - Bahia Las Minas (Panama). Open Access . Meteor-Berichte, 138 . Gutachterpanel Forschungsschiffe , Bonn, Germany, 69 pp. DOI 10.2312/cr_m138.

Dataset


Gledhill, M. (2026) Files and software required to determine binding of Fe(III) and Fe(II) to dissolved organic matter using the NICA-Donnan model (Version v1). Open Access [Dataset] DOI 10.5281/zenodo.18671927.


Gledhill, M. and Zhu, K. (2026) Iron speciation in the South Pacific calculated using the NICA-Donnan model (Version v2). Open Access [Dataset] DOI 10.5281/zenodo.18620848.


Gledhill, M. and Zhu, K. (2025) Iron speciation in the South Pacific calculated using the NICA-Donnan model (Version v1). Open Access [Dataset] DOI 10.5281/zenodo.17456231.

This list was generated on Wed Oct 21 10:45:04 2026 CEST.