Koninklijk Nederlands Instituut voor Onderzoek der Zee

Joy-Warren, H.L.; Alderkamp, A.-C.; van Dijken, G.L.; Jabre, L.; Bertrand, E.M.; Baldonado, E.N.; Glickman, M.W.; Lewis, K.M.; Middag, R.; Seyitmuhammedov, K.; Lowry, K.E.; van de Poll, W.; Arrigo, K.R. (2022). Springtime phytoplankton responses to light and iron availability along the western Antarctic Peninsula. Limnol. Oceanogr. 67(4): 800-815. https://dx.doi.org/10.1002/lno.12035, meer
Middag, R.; Rolison, J.M.; George, E.; Gerringa, L.J.A.; Rijkenberg, M.J.A.; Stirling, C.H. (2022). Basin scale distributions of dissolved manganese, nickel, zinc and cadmium in the Mediterranean Sea. Mar. Chem. 238: 104063. https://dx.doi.org/10.1016/j.marchem.2021.104063, meer
Seyitmuhammedov, K.; Stirling, C.H.; Reid, M.; van Hale, R.; Laan, P.; Arrigo, K.R.; van Dijken, G.; Alderkamp, A.-C.; Middag, R. (2022). The distribution of Fe across the shelf of the Western Antarctic Peninsula at the start of the phytoplankton growing season. Mar. Chem. 238: 104066. https://dx.doi.org/10.1016/j.marchem.2021.104066, meer
Ardiningsih, I.; Zhu, K.; Lodeiro, P.; Gledhill, M.; Reichart, G.-J.; Achterberg, E.P.; Middag, R.; Gerringa, L.J.A. (2021). Iron speciation in Fram Strait and over the northeast Greenland shelf: An inter-comparison study of voltammetric methods. Front. Mar. Sci. 7: 609379. https://doi.org/10.3389/fmars.2020.609379, meer
Ardiningsih, I.; Seyitmuhammedov, K.; Sander, S.G.; Stirling, C.H.; Reichart, G.-J.; Arrigo, K.R.; Gerringa, L.J.A.; Middag, R. (2021). Fe-binding organic ligands in coastal and frontal regions of the western Antarctic Peninsula. Biogeosciences 18(15): 4587-4601. https://dx.doi.org/10.5194/bg-18-4587-2021, meer
Baker, A.R.; Kanakidou, M.; Nenes, A.; Myriokefalitakis, S.; Croot, P.L.; Duce, R.A.; Gao, Y.; Guieu, C.; Ito, A.; Jickells, T.D.; Mahowald, N.M.; Middag, R.; Perron, M.M.G.; Sarin, M.M.; Shelley, R.; Turner, D.R. (2021). Changing atmospheric acidity as a modulator of nutrient deposition and ocean biogeochemistry. Science Advances 7(28): eabd8800. https://dx.doi.org/10.1126/sciadv.abd8800, meer
Gerringa, L.J.A.; Rijkenberg, M.J.A.; Slagter, H.A.; Laan, P.; Paffrath, R.; Bauch, D.; Rutgers van der Loeff, M.; Middag, R. (2021). Dissolved Cd, Co, Cu, Fe, Mn, Ni and Zn in the Arctic Ocean. JGR: Oceans 126(9): e2021JC017323. https://dx.doi.org/10.1029/2021jc017323, meer
van Haren, H.; Brussaard, C.P.D.; Gerringa, L.J.A.; van Manen, M.H.; Middag, R.; Groenewegen, R. (2021). Diapycnal mixing across the photic zone of the NE Atlantic. Ocean Sci. 17: 301-318. https://doi.org/10.5194/os-17-301-2021, meer
Ardiningsih, I.; Krisch, S.; Lodeiro, P.; Reichart, G.-J.; Achterberg, E.P.; Gledhill, M.; Middag, R.; Gerringa, L.J.A. (2020). Natural Fe-binding organic ligands in Fram Strait and over the northeast Greenland shelf. Mar. Chem. 224: 103815. https://dx.doi.org/10.1016/j.marchem.2020.103815, meer
Charette, M.A.; Kipp, L.E.; Jensen, L.T.; Dabrowski, J.S.; Whitmore, L.M.; Fitzsimmons, J.N.; Williford, T.; Ulfsbo, A.; Jones, E.; Bundy, R.M.; Vivancos, S.M.; Pahnke, K.; John, S.G.; Xiang, Y.; Hatta, M.; Petrova, M.V.; Heimbürger‐Boavida, L.‐E.; Bauch, D.; Newton, R.; Pasqualini, A.; Agather, A.M.; Amon, R.M.W.; Anderson, R.F.; Andersson, P.S.; Benner, R.; Bowman, K.L.; Edwards, R.L.; Gdaniec, S.; Gerringa, L.J.A.; González, A.G.; Granskog, M.; Haley, B.; Hammerschmidt, C.R.; Hansell, D.A.; Henderson, P.B.; Kadko, D.C.; Kaiser, K.; Laan, P.; Lam, P.J.; Lamborg, C.H.; Levier, M.; Li, X.; Margolin, A.R.; Measures, C.; Middag, R.; Millero, F.J.; Moore, W.S.; Paffrath, R.; Planquette, H.; Rabe, B.; Reader, H.; Rember, R.; Rijkenberg, M.J.A.; Roy‐Barman, M.; Rutgers van der Loeff, M.; Saito, M.; Schauer, U.; Schlosser, P.; Sherrell, R.M.; Shiller, A.M.; Slagter, H.; Sonke, J.E.; Stedmon, C.; Woosley, R.J.; Valk, O.; Ooijen, J.; Zhang, R. (2020). The Transpolar Drift as a source of riverine and shelf‐derived trace elements to the central Arctic Ocean. JGR: Oceans 125(5): e2019JC015920. https://doi.org/10.1029/2019jc015920, meer
Gerringa, L.J.A.; Alderkamp, A.-C.; van Dijken, G.; Laan, P.; Middag, R.; Arrigo, K.R. (2020). Dissolved trace metals in the Ross Sea. Front. Mar. Sci. 7: article 577098. https://doi.org/10.3389/fmars.2020.577098, meer
Menzel Barraqueta, J.-L.; Samanta, S.; Achterberg, E.P.; Bowie, A.R.; Croot, P.; Cloete, R.; De Jongh, T.; Gelado-Caballero, M.D.; Klar, J.K.; Middag, R.; Loock, J.C.; Remenyi, T.A.; Wenzel, B.; Roychoudhury, A.N. (2020). A first global oceanic compilation of observational dissolved aluminum data with regional statistical data treatment. Front. Mar. Sci. 7: Article 468. https://dx.doi.org/10.3389/fmars.2020.00468, meer
Middag, R.; De Baar, H.J.W.; Bruland, K.W.; van Heuven, S.M.A.C. (2020). The distribution of nickel in the west-Atlantic Ocean, its relationship with phosphate and a comparison to cadmium and zinc. Front. Mar. Sci. 7(article 105). https://dx.doi.org/10.3389/fmars.2020.00105, meer
Neuholz, R.; Kleint, C.; Schnetger, B.; Koschinsky, A.; Laan, P.; Middag, R.; Sander, S.G.; Thal, J.; Türke, A.; Walter, M.; Zitoun, R.; Brumsack, H.-J. (2020). Submarine hydrothermal discharge and fluxes of dissolved Fe and Mn, and He isotopes at brothers volcano based on radium isotopes. Minerals 10(11): 969. https://doi.org/10.3390/min10110969, meer
George, E.; Stirling, C.H.; Gault-Ringold, M.; Ellwood, M.J.; Middag, R. (2019). Marine biogeochemical cycling of cadmium and cadmium isotopes in the extreme nutrient-depleted subtropical gyre of the South West Pacific Ocean. Earth Planet. Sci. Lett. 514: 84-95. https://dx.doi.org/10.1016/j.epsl.2019.02.031, meer
Grand, M.M.; Laes-Huon, A.; Fietz, S.; Resing, J.A.; Obata, H.; Luther, G.W.; Tagliabue, A.; Achterberg, E.P.; Middag, R.; Tovar-Sanchez, A.; Bowie, A.R. (2019). Developing autonomous observing systems for micronutrient trace metals. Front. Mar. Sci. 6: 35. https://dx.doi.org/10.3389/fmars.2019.00035, meer
Hartland, A.; Zitoun, R.; Middag, R.; Sander, S.; Laferriere, A.; Saeed, H.; De Luca, S.; Ross, P.M. (2019). Aqueous copper bioavailability linked to shipwreck-contaminated reef sediments. NPG Scientific Reports 9(1): 13 pp. https://dx.doi.org/10.1038/s41598-019-45911-8, meer
Middag, R.; de Baar, H.J.W.; Bruland, K.W. (2019). The relationships between dissolved zinc and major nutrients phosphate and silicate along the GEOTRACES GA02 transect in the west Atlantic Ocean. Global Biogeochem. Cycles 33(1): 63-84. https://dx.doi.org/10.1029/2018gb006034, meer
Wu, M.; McCain, J.S.P.; Rowland, E.; Middag, R.; Sandgren, M.; Allen, A.E.; Bertrand, E.M. (2019). Manganese and iron deficiency in Southern Ocean Phaeocystis antarctica populations revealed through taxon-specific protein indicators. Nature Comm. 10: 3582. https://dx.doi.org/10.1038/s41467-019-11426-z, meer
Baltar, F.; Gutiérrez-Rodríguez, A.; Meyer, M.; Skudelny, I.; Sander, S.; Thomson, B.; Nodder, S.; Middag, R.; Morales, S.E. (2018). Specific effect of trace metals on marine heterotrophic microbial activity and diversity: Key role of iron and zinc and hydrocarbon-degrading bacteria. Front. Microbiol. 9: 3190. https://doi.org/10.3389/fmicb.2018.03190 , meer
Dulaquais, G.; Waeles, M.; Gerringa, L.J.A.; Middag, R.; Rijkenberg, M.J.A.; Riso, R. (2018). The biogeochemistry of electroactive humic substances and its connection to iron chemistry in the North East Atlantic and the western Mediterranean Sea. Journal of Geophysical Research-Oceans 123(8): 5481-5499. https://dx.doi.org/10.1029/2018jc014211, meer
Middag, R.; van Heuven, S.M.A.C.; Bruland, K.W.; de Baar, H.J.W. (2018). The relationship between cadmium and phosphate in the Atlantic Ocean unravelled. Earth Planet. Sci. Lett. 492: 79-88. https://doi.org/10.1016/j.epsl.2018.03.046, meer
Rolison, J.M.; Sterling, C.H.; Middag, R.; Gault-Ringold, M.; George, E.; Rijkenberg, M.J.A. (2018). Iron isotope fractionation during pyrite formation in a sulfidic Precambrian ocean analogue. Earth Planet. Sci. Lett. 488: 1-13. https://doi.org/10.1016/j.epsl.2018.02.006, meer
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.; Connelly, D. (2018). Anthropogenic signatures of lead in the Northeast Atlantic. Geophys. Res. Lett. 45(6): 2734-2743. https://doi.org/10.1002/2017GL076825, meer
Schlitzer,R.; Anderson,R.F.; Dodas,E.M.; Lohan,M.; Geibert,W.; Tagliabue,A.; Bowie,A.; Jeandel,C.; Maldonado,M.T.; Landing,W.M.; Cockwell,D.; Abadie,C.; Abouchami,W.; Achterberg,E.P.; Agather,A.; Aguliar-Islas,A.; van Aken,H.M.; Andersen,M.; Archer,C.; Auro,M.; de Baar,H.J.; Baars,O.; Baker,A.R.; Bakker,K.; Basak,C.; Baskaran,M.; Bates,N.R.; Bauch,D.; van Beek,P.; Behrens,M.K.; Black,E.; Bluhm,K.; Bopp,L.; Bouman,H.; Bowman,K.; Bown,J.; Boyd,P.; Boye,M.; Boyle,E.A.; Branellec,P.; Bridgestock,L.; Brissebrat,G.; Browning,T.; Bruland,K.W.; Brumsack,H.-J.; Brzezinski,M.; Buck,C.S.; Buck,K.N.; Buesseler,K.; Bull,A.; Butler,E.; Cai,P.; Mor,P.C.; Cardinal,D.; Carlson,C.; Carrasco,G.; Casacuberta,N.; Casciotti,K.L.; Castrillejo,M.; Chamizo,E.; Chance,R.; Charette,M.A.; Chaves,J.E.; Cheng,H.; Chever,F.; Christl,M.; Church,T.M.; Closset,I.; Colman,A.; Conway,T.M.; Cossa,D.; Croot,P.; Cullen,J.T.; Cutter,G.A.; Daniels,C.; Dehairs,F.; Deng,F.; Dieu,H.T.; Duggan,B.; Dulaquais,G.; Dumousseaud,C.; Echegoyen-Sanz,Y.; Edwards,R.L.; Ellwood,M.; Fahrbach,E.; Fitzsimmons,J.N.; Russell Flegal,A.; Fleisher,M.Q.; van de Flierdt,T.; Frank,M.; Friedrich,J.; Fripiat,F.; Fröllje,H.; Galer,S.J.G.; Gamo,T.; Ganeshram,R.S.; Garcia-Orellana,J.; Garcia-Solsona,E.; Gault-Ringold,M.; George,E.; Gerringa,L.J.A.; Gilbert,M.; Godoy,J.M.; Goldstein,S.L.; Gonzalez,S.R.; Grissom,K.; Hammerschmidt,C.; Hartman,A.; Hassler,C.S.; Hathorne,E.C.; Hatta,M.; Hawco,N.; Hayes,C.T.; Heimbürger,L.-E.; Helgoe,J.; Heller,M.; Henderson,G.M.; Henderson,P.B.; van Heuven,S.; Ho,P.; Horner,T.J.; Hsieh,Y.-T.; Huang,K.-F.; Humphreys,M.P.; Isshiki,K.; Jacquot,J.E.; Janssen,D.J.; Jenkins,W.J.; John,S.; Jones,E.M.; Jones,J.L.; Kadko,D.C.; Kayser,R.; Kenna,T.C.; Khondoker,R.; Kim,T.; Kipp,L.; Klar,J.K.; Klunder,M.; Kretschmer,S.; Kumamoto,Y.; Laan,P.; Labatut,M.; Lacan,F.; Lam,P.J.; Lambelet,M.; Lamborg,C.H.; Le Moigne,F.A.C.; Le Roy,E.; Lechtenfeld,O.J.; Lee,J.-M.; Lherminier,P.; Little,S.; López-Lora,M.; Lu,Y.; Masque,P.; Mawji,E.; Mcclain,C.R.; Measures,C.; Mehic,S.; Barraqueta,J.-L.M.; van der Merwe,P.; Middag,R.; Mieruch,S.; Milne,A.; Minami,T.; Moffett,J.W.; Moncoiffe,G.; Moore,W.S.; Morris,P.J.; Morton,P.L.; Nakaguchi,Y.; Nakayama,N.; Niedermiller,J.; Nishioka,J.; Nishiuchi,A.; Noble,A.; Obata,H.; Ober,S.; Ohnemus,D.C.; van Ooijen,J.; O'Sullivan,J.; Owens,S.; Pahnke,K.; Paul,M.; Pavia,F.; Pena,L.D.; Peters,B.; Planchon,F.; Planquette,H.; Pradoux,C.; Puigcorbé,V.; Quay,P.; Queroue,F.; Radic,A.; Rauschenberg,S.; Rehkämper,M.; Rember,R.; Remenyi,T.; Resing,J.A.; Rickli,J.; Rigaud,S.; Rijkenberg,M.J.A.; Rintoul,S.; Robinson,L.F.; Roca-Martí,M.; Rodellas,V.; Roeske,T.; Rolison,J.M.; Rosenberg,M.; Roshan,S.; Rutgers van der Loeff,M.M.; Ryabenko,E.; Saito,M.A.; Salt,L.A.; Sanial,V.; Sarthou,G.; Schallenberg,C.; Schauer,U.; Scher,H.; Schlosser,C.; Schnetger,B.; Scott,P.; Sedwick,P.N.; Semiletov,I.; Shelley,R.; Sherrell,R.M.; Shiller,A.M.; Sigman,D.M.; Singh,S.K.; Slagter,H.A.; Slater,E.; Smethie,W.M.; Snaith,H.; Sohrin,Y.; Sohst,B.; Sonke,J.E.; Speich,S.; Steinfeldt,R.; Stewart,G.; Stichel,T.; Stirling,C.H.; Stutsman,J.; Swarr,G.J.; Swift,J.H.; Thomas,A.; Thorne,K.; Till,C.P.; Till,R.; Townsend,A.T.; Townsend,E.; Tuerena,R.; Twining,B.S.; Vance,D.; Velazquez,S.; Venchiarutti,C.; Villa-Alfageme,M.; Vivancos,S.M.; Voelker,A.H.L.; Wake,B.; Warner,M.J.; Watson,R.; van Weerlee,E.; Alexandra Weigand,M.; Weinstein,Y.; Weiss,D.; Wisotzki,A.; Woodward,E.M.S.; Wu,J.; Wu,Y.; Wuttig,K.; Wyatt,N.; Xiang,Y.; Xie,R.C.; Xue,Z.; Yoshikawa,H.; Zhang,J.; Zhang,P.; Zhao,Y.; Zheng,L.; Zheng,X.-Y.; Zieringer,M.; Zimmer,L.A.; Ziveri,P.; Zunino,P.; Zurbrick,C. (2018). The GEOTRACES Intermediate Data Product 2017. Chem. Geol. 493: 210-223. https://doi.org/10.1016/j.chemgeo.2018.05.040, meer
Arrigo, K.R.; van Dijken, G.L.; Alderkamp, A.-C.; Erickson, Z.K.; Lewis, K.M.; Lowry, K.E.; Joy-Warren, H.L.; Middag, R.; Nash-Arrigo, J.E.; Selz, V.; van de Poll, W. (2017). Early Spring Phytoplankton Dynamics in the Western Antarctic Peninsula. JGR: Oceans 122(12): 9350–9369. https://dx.doi.org/10.1002/2017jc013281, meer
De Baar, H.J.W.; van Heuven, S.M.A.C.; Abouchami, W.; Xue, Z.; Galer, S.J.G.; Rehkämper, M.; Middag, R.; van Ooijen, J. (2017). Interactions of dissolved CO₂ with cadmium isotopes in the Southern Ocean. Mar. Chem. 195: 105-121. https://doi.org/10.1016/j.marchem.2017.06.010, meer
Rolison, J.M.; Stirling, C.H.; Middag, R.; Rijkenberg, M.J.A. (2017). Uranium stable isotope fractionation in the Black Sea: Modern calibration of the ²³⁸U/²³⁵U paleo-redox proxy. Geochim. Cosmochim. Acta 203: 69–88. https://dx.doi.org/10.1016/j.gca.2016.12.014, meer
van Hulten, M.; Middag, R.; Dutay, J.-C.; de Baar, H.; Roy-Barman, M.; Gehlen, M.; Tagliabue, A.; Sterl, A. (2017). Manganese in the west Atlantic Ocean in the context of the first global ocean circulation model of manganese. Biogeosciences 14: 1123-1152. https://dx.doi.org/10.5194/bg-14-1123-2017, meer
Vance, D.; Little, S.H.; de Souza, G.F.; Khatiwala, S.; Middag, R. (2017). Silicon and zinc biogeochemical cycles coupled through the Southern Ocean. Nature Geoscience 10(3): 202-206. https://dx.doi.org/10.1038/ngeo2890, meer
Middag, R.; Séférian, R.; Conway, T.M.; John, S.G.; Bruland, K.W.; de Baar, H.J.W. (2015). Intercomparison of dissolved trace elements at the Bermuda Atlantic Time Series station. Mar. Chem. 177(Part 3): 476–489. dx.doi.org/10.1016/j.marchem.2015.06.014, meer
Middag, R.; van Hulten, M.M.P.; van Aken, H.M.; Rijkenberg, M.J.A.; Gerringa, L.J.A.; Laan, P.; de Baar, H.J.W. (2015). Dissolved aluminium in the ocean conveyor of theWest Atlantic Ocean: Effects of the biological cycle, scavenging, sediment resuspension and hydrography. Mar. Chem. 177(Part 1): 69–86. dx.doi.org/10.1016/j.marchem.2015.02.015, meer
Rijkenberg, M.J.; de Baar, H.J.W.; Bakker, K.; Gerringa, L.J.A.; Keijzer, E.; Laan, M.; Laan, P.; Middag, R.; Ober, S.; van Ooijen, J.; Ossebaar, S.; van Weerlee, E.M.; Smit, M. (2015). “PRISTINE”, a new high volume sampler for ultraclean sampling of trace metals and isotopes. Mar. Chem. 177(Part 3): 501–509. dx.doi.org/10.1016/j.marchem.2015.07.001, meer
Abouchami, W.; Galer, S.J.G.; de Baar, H.J.W.; Middag, R.; Vance, D.; Zhao, Y.; Klunder, M.; Mezger, K.; Feldmann, H.; Andreae, M.O. (2014). Biogeochemical cycling of cadmium isotopes in the Southern Ocean along the Zero Meridian. Geochim. Cosmochim. Acta 127: 348-367. dx.doi.org/10.1016/j.gca.2013.10.022, meer
Dulaquais, G.; Boye, M.; Middag, R.; Owens, S.; Puigcorbe, V.; Buesseler, K.; Masqué, P.; De Baar, H.J.W.; Carton, X. (2014). Contrasting biogeochemical cycles of cobalt in the surface western Atlantic Ocean. Global Biogeochem. Cycles 28(12): 1387-1412. https://dx.doi.org/10.1002/2014gb004903, meer
Klunder, M.B.; Laan, P.; de Baar, H.J.W.; Middag, R.; Neven, I.; Van Ooijen, J. (2014). Dissolved Fe across the Weddell Sea and Drake Passage: impact of DFe on nutrient uptake. Biogeosciences 11(3): 651-669. dx.doi.org/10.5194/bg-11-651-2014, meer
Rijkenberg, M.J.A.; Middag, R.; Laan, P.; Gerringa, L.J.A.; van Aken, H.M.; Schoemann, V.; de Jong, J.T.; de Baar, H.J.W. (2014). The Distribution of Dissolved Iron in the West Atlantic Ocean. PLoS One 9(6): e101323 1-14. http://dx.doi.org/10.1371/journal.pone.0101323, meer
van Hulten, M.M.P.; Sterl, A.; Middag, R.; de Baar, H.J.W.; Gehlen, M.; Dutay, J.-C.; Tagliabue, A. (2014). On the effects of circulation, sediment resuspension and biological incorporation by diatoms in an ocean model of aluminium. Biogeosciences 11: 3757-3779. http://dx.doi.org/10.1126/science.1254070, meer
Middag, R.; de Baar, H.J.W.; Klunder, M.B.; Laan, P. (2013). Fluxes of dissolved aluminum and manganese to the Weddell Sea and indications for manganese co-limitation. Limnol. Oceanogr. 58(1): 287-300. dx.doi.org/10.4319/lo.2013.58.1.0287, meer
van Hulten, M.M.P.; Sterl, A.; Tagliabue, A.; Dutay, J.-C.; Gehlen, M.; de Baar, H.J.W.; Middag, R. (2013). Aluminium in an ocean general circulation model compared with the West Atlantic Geotraces cruises. J. Mar. Syst. 126: 3-23. dx.doi.org/10.1016/j.jmarsys.2012.05.005, meer
Xue, Z.; Rehkämper, M.; Horner, T.J.; Abouchami, W.; Middag, R.; van de Flierd, T. ; de Baar, H.J.W. (2013). Cadmium isotope variations in the Southern Ocean. Earth Planet. Sci. Lett. 382: 161–172. http://dx.doi.org/10.1016/j.epsl.2013.09.014, meer
Klunder, M.B.; Laan, P.; Middag, R.; de Baar, H.J.W.; Bakker, K. (2012). Dissolved iron in the Arctic Ocean: Important role of hydrothermal sources, shelf input and scavenging removal. J. Geophys. Res. 117. dx.doi.org/10.1029/2011JC007135, meer
Middag, R.; de Baar, H.J.W.; Laan, P.; Huhn, O. (2012). The effects of continental margins and water mass circulation on the distribution of dissolved aluminum and manganese in Drake Passage. J. Geophys. Res. 117. dx.doi.org/10.1029/2011JC007434, meer
Roeske, T.; Rutgers van der Loeff, M.; Middag, R.; Bakker, K. (2012). Deep water circulation and composition in the Arctic Ocean by dissolved barium, aluminium and silicate. Mar. Chem. 132: 56-67. dx.doi.org/10.1016/j.marchem.2012.02.001, meer
Abouchami, W.; Galer, S.J.G.; de Baar, H.J.W.; Alderkamp, A.C.; Middag, R.; Laan, P.; Feldmann, H.; Andreae, M.O. (2011). Modulation of the Southern Ocean cadmium isotope signature by ocean circulation and primary productivity. Earth Planet. Sci. Lett. 305(1-2): 83-91. dx.doi.org/10.1016/j.epsl.2011.02.044, meer
Klunder, M.B.; Laan, P.; Middag, R.; de Baar, H.J.W.; van Ooijen, J.C. (2011). Dissolved iron in the Southern Ocean (Atlantic sector). Deep-Sea Res., Part 2, Top. Stud. Oceanogr. 58(25-26): 2678-2694. dx.doi.org/10.1016/j.dsr2.2010.10.042, meer
Middag, R.; de Baar, H.J.W.; Laan, P.; Klunder, M.B. (2011). Fluvial and hydrothermal input of manganese into the Arctic Ocean. Geochim. Cosmochim. Acta 75(9): 2393-2408. dx.doi.org/10.1016/j.gca.2011.02.011, meer
Middag, R.; de Baar, H.J.W.; Laan, P.; Cai, P.H.; van Ooijen, J.C. (2011). Dissolved manganese in the Atlantic sector of the Southern Ocean. Deep-Sea Res., Part 2, Top. Stud. Oceanogr. 58(25-26): 2661-2677. dx.doi.org/10.1016/j.dsr2.2010.10.043, meer
Middag, R.; van Slooten, C.; de Baar, H.J.W.; Laan, P. (2011). Dissolved aluminium in the Southern Ocean. Deep-Sea Res., Part 2, Top. Stud. Oceanogr. 58(25-26): 2647-2660. dx.doi.org/10.1016/j.dsr2.2011.03.001, meer
Rutgers van der Loeff, M.; Cai, P.H.H.; Stimac, I.; Bracher, A.; Middag, R.; Klunder, M.B.; van Heuven, S.M.A.C. (2011). ²³⁴Th in surface waters: Distribution of particle export flux across the Antarctic Circumpolar Current and in the Weddell Sea during the GEOTRACES expedition ZERO and DRAKE. Deep-Sea Res., Part 2, Top. Stud. Oceanogr. 58(25-26): 2749-2766. dx.doi.org/10.1016/j.dsr2.2011.02.004, meer