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Publications

Cael B. B., Bisson K., Conte M., Duret M. T., Follet C. L., Henson S., Honda M. C., Iversen M. H., Karl D. M., Lampitt R. S., Mouw C. B., Muller-Karger F., Pebody C. A., Smith K. L., Talmy D. (2021) Open Ocean Particle Flux Variability from Surface to Seafloor. Geophysical research Letters, doi: 10.1029/2021GL092895

Fischer G., Romero O. E., Karstensen J., Moradi N., Iversen M. H., Ruhland G., Klann M., Körtzinger A. (2021) Seasonal flux patterns and carbon transport from low oxygen eddies at the Cape Verde Ocean Observatory: lessens learned from a time series sediment trap study (2009-2016). Biogeosciences, doi: 10.5194/bg-2021-114

Karthäuser C., Ahmerkamp S., Marchant H. K., Bristow L. A., Hauss H., Iversen M. H., Kiko R., Maerz J., Lavik G., Kuypers M. M. M. (2021) Small sinking particles control anammox rates in the Peruvian oxygen minimum zone. Nature Communications, doi: 10.1038/s41467-021-23340-4

Böckmann S., Koch F., Meyer B., Pausch F., Iversen M. H., Driscoll R., Laglera L. M., Hassler C., Trimborn S. (2021) Salp fecal pellets release more bioavailable iron to Southern Ocean phytoplankton then krill fecal pellets. Current Biology, doi: 10.1016/j.cub.2021.02.033

Fadeev E., Wietz M., von Appen W-J., Iversen M. H., Nöthig E-M., Engel A., Grosse J., Graeve m., Boetius A. (2021) Submesoscale physicochemical dynamics directly shape bacterioplankton community structure in space and time. Limnol. Oceanogr., doi: 10.1002/lno.11799

Hartman S., Bett B. J., Durden J. M., Hensen S. A., Iversen M. H., Jeffreys R. M., Horton T., Lampitt R., Gates A. R. (2021) Enduring science: Three decades of observing the Northeast Atlantic from the Porquepine Abyssal Plain Sustained Observatory (PAP-SO). Prog. Oceanogr., doi: 10.1016/j.pocean.2020.102508

Iversen M. H. and Lampitt R. S. (2020) Size does not matter after all: No evidence for a size-sinking relationship for marine snow. Prog. Oceanogr., doi: 10.1016/j.pocean.2020.102445

van der Jagt H., Wiedmann I., Hildebrandt N., Niehoff B., Iversen M. H. (2020) Aggregate feeding by the copepods Calanus and Pseudocalanus controls carbon flux attenuation in the Arctic shelf sea during the productive period. FMARS, doi: 10.3389/fmars.2020.543124

Giering S. L. C., Hosking B., Briggs N. T., Iversen M. H. (2020) The interpretation of Particle Size, Shape, and Carbon Flux of Marine Particle Images Is Strongly Affected by the Choice of Particle Detection Algorithm. FMARS, doi: 10.3389/fmars.2020.00564

Markussen T., Konrad C., Waldmann C., Becker M., Fischer G., Iversen M. H. (2020) Tracks in the Snow – Advantage of Combining Optical Methods to Characterize Marine Particles and Aggregates. Front. Mar. Sci., doi: 10.3389/fmars.2020.00476

Wiedmann I., Ceballos Romero E., Villa-Alfageme M., Renner A. H. H., Dybwad C., van der Jagt H., Svensen C., Assmy P., Wiktor J. M., Tatarek A. M., Rózanska-Pluta M., Iversen M. H. (2020) Arctic Observations Identify Phytoplankton Community Composition as Driver of Carbon Flux Attenuation. GRL 47(14), doi: 10.1029/2020GL087465

Kharbush J. J., Close H. G., Van Mooy B. A. S., Arnosti C., Smittenberg R. H., Le Moigne F. A. C., Mollenhauer G., Scholz-Böttcher B., Obreht I., Koch B. P., Becker K. W., Iversen M. H., Mohr W. (2020) Particulate Organic Carbon Deconstructed: Molecular and Chemical Composition of Particulate Organic Carbon in the Ocean. Front. Mar. Sci., doi: 10.3389/fmars.2020.00518

Kiko R., Bianchi D., Grenz C., Hauss H., Iversen M. H., Kumar S., Maas A. E., Robinson C. (2020) Editorial: Zooplankton and Nekton: Gatekeepers of the Biological Pump. fmars, doi: 10.3389/fmars.2020.00545

Baker C., Estapa M. L., Iversen M. H., Lampitt R., Buesseler K. (2020) Are all sediment traps created equal? An intercomparison study of carbon export methodologies at the PAP-SO site. Progress in Oceanography, doi: 10.1016/j.pocean.2020.102317

Giering S. L. C., Cavan E. L., Basedow S. L., Briggs N., Burd A. B., Darroch L. J., Guidi L., Irisson J.-O., Iversen M. H., Kiko R., Lindsay D., Marcolin C. R., McDonnell A. M. P., Möller K.-O., Passow U., Thomalla S., Trull T. W., Waite A. M. (2020) Sinking organic particles in the ocean – flux estimates from in situ optical devices. Front. Mar. Sci. 18, doi: 10.3389/fmars.2019.00834

Zetsche E.-M-, Larsson A. I., Iversen M. H., Ploug H. (2020) Flow and diffusion around and within diatom aggregates: Effects of aggregate composition and shape. Limnol. Oceanogr, doi: 10.1002/lno.11420

Becker S., Tebben J., Coffinet S., Wiltshire K. H., Iversen M. H., Harder T., Hinrichs K.-U., Hehemann J.-H. (2020) Laminarin is a major molecule in the marine carbon cycle. PNAS, doi: 10.1073/pnas.1917001117

Wollenburg, J. E., Iversen M. H., Katlein C., Krumpen T., Nicolaus M., Castellani G., Peeken I., Flores H. (2019) New observations of the distribution, morphology, and dissolution dynamics of cryogenic gypsum in the Arctic Ocean. The Cryosphere, doi: 10.5194/tc-2019-229

Laurenceau-Cornec E. C., Le Moigne F. A. C., Gallinari M., Moriceau B., Iversen M. H., Engel A., De La Rocha C. L. (2019) New guidelines for the application of Stokes’ models to the sinking velocity of marine aggregates. Limnology and Oceanography, doi: 10.1002/lno.11388

Von Appen W.-J., Strasse V. H., Bracher A., Xi H., Hörstmann C., Iversen M. H., Waite A. M. (2019) High-resolution physical-biogeochemical structure of a filament and an eddy of upwelled water off Northwest Africa. Ocean Science, doi: 10.5194/os-2019-108

Fischer G., Romero O., Toby E., Iversen M. H., Donner B., Mollenhauer G., Nowald N., Ruhland G., Klann M., Hamada B., Wefer G. (2019) Changes in the Dust‐Influenced Biological Carbon Pump in the Canary Current System: Implications From a Coastal and an Offshore Sediment Trap Record Off Cape Blanc, Mauritania. Global Biogeochemical Cycles 33, 1100-1128, doi: 10.1029/2019GB006194

Seifert M., Hoppema M., Burau C., Friedrichs A., Geuer J. K., John U., Koch B. P., Konrad C., van der Jagt H., Iversen M. H. (2019) Influence of glacial meltwater on summer biogeochemical cycles in Scoresby Sund, East Greenland. Frontiers in Marine Science, doi: 10.3389/fmars.2019.00412

Lombard F., Boss E., Waite A., Vogt M., Uitz J., Stemmann L., Sosik H. M., Schulz J., Romagnan J.-B., Picheral M., Pearlman J., Ohman M. D., Niehoff B., Möller K. O., Miloslavich P., Lara-Lpez A., Kudela R. M., Lopes R. M., Kiko R., Karp-Boss L., Jaffe J., Iversen M. H., Irisson J.-O., Fennel K., Hauss H., Guidi L., Gorsky G., Giering S. L. C., Gaube P., Gallager S., Dubelaar G. B.-J., Cowen R. K., Carlotti F., Briseno-Avena C., Berline L., Benoit-Bird K., Bax N., Batten S. D., Dorothee Ayata S., Artigas L. F., Appeltans W. (2019) Globally Consistent Quantitative Observations of Planktonic Ecosystems. Frontiers in Marine Research 6:196, doi: 10.3389/fmars.2019.00196

Gillard B., Purkiani K., Chatzievangelou D., Vink A., Iversen M. H., Thomsen L. (2019) Physical and hydrodynamic properties of deep sea mining-generated, abyssal sediment plumes in the Clarion Clipperton Fracture Zone (eastern-central Pacific). Elementa, doi: 10.1525/elementa.343. 

Park E., Hefter J., Fischer G., Iversen M. H., Ramondenc S., Nöthig E.-M., Mollenhauer G. (2019) Seasonality of archaeal lipid flux and GDGT-based thermometry in sinking particles of high latitude regions: Fram Strait (79° N) and Antarctic Polar Front (50° S). Biogeosciences Discussions doi: 10.5194/bg-2019-34. 

Bachmann J., Heimbach T., Hassenrück C., Kopprio G., Iversen M. H., Grossart H.-P., Gärdes A. (2018) Environmental drivers of free-living vs. particle-attached bacterial community composition in the Mauritania upwelling system. Front. Microbiol., 23, doi: 10.3389/fmicrb.2018.02836 

Wekerle C., Krumpen T., Dinter T., von Appen W.-J., Iversen M. H., Salter I. (accepted) Origin and properties of sediment trap catchment areas in Fram Strait: results from Lagrangian modelling and remote sensing. Frontiers in Marine Research.

Moradi N., Lui B., Iversen M. H., Kuypers M. M., Ploug H., Khalili A. (2018) A new mathematical model to explore microbial processes and their constraints in phytoplankton colonies and sinking marine aggregates. Science Advances, 4(10), doi: 10.1126/sciadv.aat1991.

Rogge A., Flintrop C. M., Iversen M. H., Salter I., Fong A. A., Vogts A., Waite A M. (2018) Hard and soft plastic resin embedding for single-cell element uptake investigations of marine-snow-associated microorganisms using nano-scale secondary ion mass spectrometry. Limnol. Oceanogr. doi: 10.1002/lom3.10261.

Thiele S., Basse A., Becker J. W., Lipski A., Iversen M. H., Mollenhauer G. (2018) Microbial communities in the nepheloid layers and oxygen minimum zone of the Canary Current upwelling system. Microbiology Open. doi: 10.1002/mbo3.705.

von Appen W.-J., Wekerle C., Hehemann L., Schourup-Kristensen V., Konrad C., Iversen M. H. (2018) Observations of a Submesoscale Cyclonic Filament in the Marginal Ice Zone. Geophysical Research Letters. 45, 6141-6149, doi: 10.1029/2018GL077897.

Flintrop C. M., Rogge A., Miksch S., Thiele S., Waite A. M., Iversen M. H. (2018) Embedding and slicing of intact in situ collected marine snow. Limnol. Oceangr. Method. 16(6), 339-355, doi: 10.1002/lom3.10251.

Moriceau B., Iversen M. H., Gallinari M., Evertsen A.-J. O., LeGoff M., Becker B., Boutorh J., Corvaisier R., Coffineau N., Donval A., Giering S. L., Koski M., Lambert C., Lampitt R. S., Lemercier A., Masson A., Stibor H., Stockenreiter M., De La Rocha C. L. (2018) Copepods boost the production but reduce the diatom efficiency to export carbon. Frontier in Marine Science. doi: 10.3389/fmars.2018.00082,

van der Jagt H., Friese C. A., Stuut J.-B., Fischer G., Iversen M. H. (2018) The ballasting effect of Saharan dust deposition on aggregate dynamics and carbon export: Aggregation, settling, and scavenging potential of marine snow. Limnol. Oceanogr. 63(3), 1386-1394, doi: 10.1002/lno.10779.

Laglera L., Tovar-Sanchez A., Iversen M. H., González H., Naik H., Mangesh G., Assmy P., Klaas C., Mazzocchi M. G., Montresor M., Naqvi X. W. A., Smetacek V., Wolf-Gladrow D. (2018) Iron partitioning during LOHAFEX: Copepod grazing as a major driver for iron cycling in the Southern Ocean. Mar. Chem., doi: 10.1016/j.marchem.2017.08.011.

Busch K., Endres S., Iversen M. H., Michels J., Nöthig E.-M., Engel A. (2017) Bacterial colonization and vertical distribution of marine gel particles (TEP and CSP) in the Arctic Fram Strait. Frontier in Marine Science, 1(4), doi: 10.3389/fmars.2017.00166.

Sokoll S., Ferdelman T.G., Holtappels M., Goldhammer T., Littmann S., Iversen M.H., Kuyperss M.M.M. (2017) Intense biological phosphate uptake onto particles in subeuphotic continental margin waters. Geophys. Res. Lett., 44, doi: 10.1002/2016GL072183.

Cabanes D.J.E., Norman L., Santos-Echeandía J., Iversen M.H., Trimborn S., Laglera L.M., Hassler C.S. (2017) First Evaluation of the Role of Salp Fecal Pellets on Iron Biogeochemistry. Frontiers in Marine Science 3(Pt I), doi: 10.3389/fmars.2016.00289.

Iversen M. H., Pakhomov E. A., Hunt B. P., v Jagt H., Wolf-Gladrow D., Klaas C. (2016) Sinkers or floaters? Contribution from salp pellets to the export flux during a large bloom event in the Southern Ocean. Deep-Sea Res II, doi: 10.1016/j.drs2.2016.12.004.

Sanders, R.J., Henson, S.A., Martin, A.P., Anderson, T.R., Bernardello, R., Enderlein, P., Fielding, S., Giering, S.L.C., Hartmann, M., Iversen, M.H., Khatiwala, S., Lam, P., Lampitt, R.S., Mayor, D.J., Moore, M.C., Murphy, E., Painter, S.C., Poulton, A.J., Saw, K., Stowasser, G., Tarling, G.A., Torres-Valdes, S., Trimmer, M., Wolff, G.A., Yool, A., Zubkov, M.V., (2016). Controls over Ocean Mesopelagic Interior Carbon Storage (COMICS): Fieldwork, Synthesis, and Modeling Efforts. Frontiers in Marine Science 3, doi: 10.3389/fmars.2016.00136.

Friese C. A., van der Does M., Merkel U., Iversen M. H., Fischer G., Stuut, J-B. W. (2016) Environmental factors controlling the seasonal variability in particle size distribution of modern Saharan dust deposited off Cape Blanc. Aeolian Research, 22:165-179.

Belcher A., Iversen M. H., Riou V., Giering S., Henson S. A., Sanders R. (2016) Depth-resolved particle associated microbial respiration in the NE Atlantic. Biogeosciences Discussion, DOI: 10.5194/bg-2016-130.

Wolf C., Iversen M. H., Klaas C., Metfies K. (2016) Limited sinking of Phaeocystis during a 12 days sediment trap study. Molecular Ecology, DOI: 10.1111/mec.13697.

Belcher A., Iversen M. H., Manno C., Henson S. A., Tarling G. A., Sanders R. (2016) The role of particle associated microbes in remineralisation of faecal pellets in the upper mesopelagic of the Scotia Sea, Antarctica. Limnol. Oceanogr. Doi: 10.1002/lno.10269.

Fischer G., Romero O. E., Merkel U., Donner B., Iversen M. H., Nowald N., Ratmeyer V., Ruhland G., Klann M., Wefer G. (2015) Deep ocean mass fluxes in the coastal upwelling off Mauritania from 1988 to 2012: variability on seasonal to decadal timescales. Biogeosciences Discussions 12(21):17643-17692


Fischer G., Karstensen J., Romero O. E., Baumann K.-H., Donner B., Hefter J., Mollenhauer G., Iversen M. H., Fiedler B., Monteiro I., Kötzinger A. (2016) Bathypelagic particle flux signatures from a suboxic eddy in the oligotrophic tropical North Atlantic: production, sedimentation and preservation. Biogeosciences Discussions 12(21):18253-18313

Schulz J., Möller K. O., Bracher A., Hieronymi M., Cisewski B., Zielinski O., Voss D., Gutzeit E., Dolereit T., Niedzwiedz G., Kohlberg G., Schories D., Kiko R., Körtzinger A., Falldorf C., Fischer P., Nowald N., Beisiegel K., Martinez-Arbizu P., Rüssmeier N., Röttgers R., Büdenbender J., Jordt-Sedlazeck A., Koch R., Riebesell U., Iversen M. H., Köser K., Kwasnitschka T., Wellhausen J., Thoma C., Barz K., Rohde S., Nattkemper T. W., Schoening T., Peeters F., Hofmann H., Busch J. A., Hirche H.-J., Niehoff B., Hildebrandt N., Stohr E., Winter C., Herbst G., Konrad C., Schmidt M., Linke P., Brey T., Bange H. W., Nolle L., Krägefsky S., Gröger J., Sauter E., Schulz M., Müller J., Rehder G., Stepputtis D., Beszteri B., Kloster M., Kauer G., Göritz A., Gege P., Freiherr von Lukas U., Bathmann U. (2015) Aquatische Optische Technologien in Deutschland. Meereswiss. Ber., Warnemünde, 97(2015). DOI: 10.12754/msr-2015-97

Roca-Martí M., Puigcorbé V., Iversen M. H., Rutgers van der Loeff M., Klaas C., Cheah W., Bracher A., Mesqué P. (2015) High particulate organic carbon export during the decline of a vast diatom bloom in the Atlantic sector of the Southern Ocean. Deep-Sea Res II. Accepted

Iversen M. H., Robert M. L. (2015) Ballasting effects of smectite on aggregate formation and export from a natural plankton community. Marine Chemistry. 175: 18-27

Waldmann C., Kause A., Iversen M. H., Pototzky A., Looye G., Montenegro S., Bachmeyer R., Wilde D. (2015) MOTH – An underwater glider design study carried out as part of the HGF alliance ROBEX. IEEE/OES Autonomoous Underwater Vehicles. doi: 10.1109/AUV.2014.7054401.

*Nowald N., *Iversen M. H., Ratmeyer V., Fischer G., Wefer G. (2015) Time series of in-situ particle properties and sediment trap fluxes in the coastal upwelling filament off Cape Blanc, Mauritania. Progress in Oceanography. 137:1-11. doi:10.1016/j.pocean.2014.12.015. *shared first author.

Thiele S., Fuchs B. M, Amann R., Iversen M. H. (2015) Colonization in the photic zone and subsequent changes during sinking determines bacterial community composition in marine snow. Applied and Environmental Microbiology. 81:1463-1471, doi:10.1128/AEM.02570-14.

Iversen M. H. (2014) Is microbial gardening a food gamble or a safe bet? (Comment on DOI 10.1002/bies.201400100). Bioessays 36: 1126.

Neuer S., Iversen M. H., Fischer G. (2014) The Ocean's Biological Carbon Pump as Part of the Global Carbon Cycle. Limnology and Oceanography e-Lectures. DOI: 10.4319/lol.2014.sneuer.miversen.gfischer.9.

Ruff E. S., Probandt D., Zinkann A., Iversen M. H., Klaas C., Würzberg L., Rödiger-Krombholz N., Wolf-Gladrow D., Amann R., Knittel K. (2014) Interactions for algae-degrading benthic microbial communities in deep-sea sediments along the Antarctic Polar Front. Deep-Sea Research II. 108, 6-16.

Iversen M. H., Ploug H. (2013). Temperature effects on carbon-specific respiration rate and sinking velocity of diatom aggregates. Potential implications for deep ocean export processes. Biogeosciences. doi:10.5194/bg-5110-5191-2013.

Yilmaz P., Iversen M. H., Hankeln W., Kottmann R., Quast C., Glöckner F. O. (2012). Ecological structuring of bacterial and archaeal taxa in ocean surface waters. FEMS Microbiology Ecology. 81(2)373-385.

Gärdes A., Iversen M. H., Grossart H-P., Passow U., Ullrich M. S. (2011). Diatom-associated bacteria are required for aggregation of Thalassiosira weissflogii. The ISME Journal (Internation Society for Microbial Ecology) 5(3):436-445.

Wohlrab S., Iversen M. H., John U. (2010). A molecular and co-evolutionary context for grazer induced toxin production in Alexandrium tamarense. PLoS ONE 5(11):1-10.

Iversen M. H., Ploug H. (2010). Ballast minerals and the sinking carbon flux in the ocean: carbon-specific respiration rates and sinking velocities of macroscopic organic aggregates (marine snow). Biogeosciences Discuss. 7:1-30.

Iversen M. H., Nowald N., Ploug H., Jackson G. A., Fischer G. (2010). High resolution profiles of vertical particulate organic matter export off Cape Blanc, Mauritania: Degradation processes and ballasting effects. Deep-Sea Res I. doi: 10.1016/j.dsr.2010.03.007.

Nowald N., Fischer G., Ratmeyer V., Iversen M. H., Reuter C., Wefer G. (2009). In-situ sinking speed measurements of marine snow aggregates acquired with a settling chamber mounted to the Cherokee ROV. In: OCEANS 2009 EUROPE, OCEANS-IEEE Series, 1 and 2: 1286-1291.

Karakas, G., Nowald, N., Schäfer-Neth, C., Iversen, M., Barkmann, W., Fischer, G., Marchesiello, P., Schlitzer, R. (2009). Impact of particle aggregation on vertical fluxes of organic matter. Progress in Oceanography, Special Issue, doi: 10.1016/j.pocean.2009.07.047.

Poulsen L. K., Iversen M. H. (2008). Degradation of copepod fecal pellets: key role of protozooplankton. Mar. Ecol. Prog. Ser. 367:1-13.

Ploug H., Iversen M. H., Koski M., Buitenhuis E. T. (2008). Production, oxygen respiration rates, and sinking velocity of copepod fecal pellets: Direct measurements of ballasting by opal and calcite. Limnol. Oceanogr. 53(2):469-476.

Ploug H., Iversen M. H., Fischer G. (2008). Ballast, sinking velocity, and apparent diffusivity within marine snow and zooplankton fecal pellets: Implications for substrate turnover by attached bacteria. Limnol. Oceanogr. 53(5):1878-1886.

Iversen M. H., Poulsen L. K. (2007). Coprorhexy, coprophagy, and coprochaly in the copepods Calanus helgolandicus, Pseudocalanus elongatus, and Oithona similis. Mar. Ecol. Prog. Ser. 350:79-89.

Drillet G., Iversen M. H., Sørensen T. F., Ramløv H., Lund T., Hansen B. W. (2006). Effects of cold storage upon eggs of the calanoid copepod Acartia tonsa (Dana) and their offspring. Aquaculture 254:714-729.