Search Results - "Poulton, Alex J."

Geographical CO2 sensitivity of phytoplankton correlates with ocean buffer capacity by Richier, Sophie, Achterberg, Eric P., Humphreys, Matthew P., Poulton, Alex J., Suggett, David J., Tyrrell, Toby, Moore, Christopher Mark

“…Accumulation of anthropogenic CO2 is significantly altering ocean chemistry. A range of biological impacts resulting from this oceanic CO2 accumulation are…”
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Phenological characteristics of global coccolithophore blooms by Hopkins, Jason, Henson, Stephanie A., Painter, Stuart C., Tyrrell, Toby, Poulton, Alex J.

“…Coccolithophores are recognized as having a significant influence on the global carbon cycle through the production and export of calcium carbonate (often…”
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The Biological Carbon Pump in the North Atlantic by Sanders, Richard, Henson, Stephanie A., Koski, Marja, De La Rocha, Christina L., Painter, Stuart C., Poulton, Alex J., Riley, Jennifer, Salihoglu, Baris, Visser, Andre, Yool, Andrew, Bellerby, Richard, Martin, Adrian P.

“…•First synthesis of estimates for strength of BCP in the North Atlantic.•Current understanding of the North Atlantic BCP is critically assessed.•Priorities for…”
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Large-scale distribution of Atlantic nitrogen fixation controlled by iron availability by Mark Moore, C, Mills, Matthew M, Achterberg, Eric P, Geider, Richard J, LaRoche, Julie, Lucas, Mike I, McDonagh, Elaine L, Pan, Xi, Poulton, Alex J, Rijkenberg, Micha J. A, Suggett, David J, Ussher, Simon J, Woodward, E. Malcolm S

“…Oceanic fixed-nitrogen concentrations are controlled by the balance between nitrogen fixation and denitrification. A number of factors, including iron…”
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Coccolithophore calcification response to past ocean acidification and climate change by O’Dea, Sarah A., Gibbs, Samantha J., Bown, Paul R., Young, Jeremy R., Poulton, Alex J., Newsam, Cherry, Wilson, Paul A.

“…Anthropogenic carbon dioxide emissions are forcing rapid ocean chemistry changes and causing ocean acidification (OA), which is of particular significance for…”
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The pH dependency of the boron isotopic composition of diatom opal (Thalassiosira weissflogii) by Donald, Hannah K, Foster, Gavin L, Fröhberg, Nico, Swann, George E. A, Poulton, Alex J, Moore, C. Mark, Humphreys, Matthew P

“…The high-latitude oceans are key areas of carbon and heat exchange between the atmosphere and the ocean. As such, they are a focus of both modern oceanographic…”
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Southern Ocean deep-water carbon export enhanced by natural iron fertilization by Poulton, Alex J, Nédélec, Florence H, Smith, Tania, Salter, Ian, Lucas, Mike I, Nielsdóttir, Maria, Hughes, J. Alan, Stinchcombe, Mark, Zubkov, Mike V, Planquette, Hélène, Williamson, Robert, Popova, Ekaterina E, Venables, Hugh J, Moore, C. Mark, Baker, Alex R, Bakker, Dorothee C. E, Fielding, Sophie, Seeyave, Sophie, Statham, Peter J, Fones, Gary R, Thomalla, Sandy, French, Megan, Morris, Paul J, Hickman, Anna E, Mills, Rachel A, Taylor, Sarah, Sanders, Richard J, Allen, John T, Holland, Ross J, Charette, Matthew A, Jickells, Timothy D, Pollard, Raymond T, Read, Jane F, Lampitt, Richard S

“…The addition of iron to high-nutrient, low-chlorophyll regions induces phytoplankton blooms that take up carbon. Carbon export from the surface layer and, in…”
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Cellular morphological trait dataset for extant coccolithophores from the Atlantic Ocean by Sheward, Rosie M., Poulton, Alex J., Young, Jeremy R., de Vries, Joost, Monteiro, Fanny M., Herrle, Jens O.

“…Calcification and biomass production by planktonic marine organisms influences the global carbon cycle and fuels marine ecosystems. The major calcifying…”
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CASCADE: Dataset of extant coccolithophore size, carbon content and global distribution by de Vries, Joost, Poulton, Alex J., Young, Jeremy R., Monteiro, Fanny M., Sheward, Rosie M., Johnson, Roberta, Hagino, Kyoko, Ziveri, Patrizia, Wolf, Levi J.

“…Coccolithophores are marine calcifying phytoplankton important to the carbon cycle and a model organism for studying diversity. Here, we present CASCADE ( C…”
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Rapid growth rates of aerobic anoxygenic phototrophs in the ocean by Koblížek, Michal, Mašín, Michal, Ras, Josephine, Poulton, Alex J, Prášil, Ondřej

“…We analysed bacteriochlorophyll diel changes to assess growth rates of aerobic anoxygenic phototrophs in the euphotic zone across the Atlantic Ocean. The…”
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Investigating the effects of mobile bottom fishing on benthic carbon processing and storage: a systematic review protocol by Felgate, Stacey L, Aldridge, John, Bolam, Stefan G, Breimann, Sarah, de Borger, Emil, Claes, Jolien, Depestele, Jochen, Epstein, Graham, Garcia, Clement, Hicks, Natalie, Kaiser, Michel, Laverick, Jack H, Lessin, Gennadi, O'Neill, Finbarr G, Paradis, Sarah, Parker, Ruth, Pereira, Ryan, Poulton, Alex J, Powell, Claire, Smeaton, Craig, Snelgrove, Paul, Tiano, Justin, van der Molen, Johan, van de Velde, Sebastiaan, Sciberras, Marija

“…Marine sediments represent one of the planet's largest carbon stores. Bottom trawl fisheries constitute the most widespread physical disturbance to seabed…”
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Shunt or shuttle by Poulton, Alex J.

“…Nutrient availability influences the susceptibility of marine primary producers to viral infection. For diatoms in iron-limited waters, reduced infection rates…”
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Co-limitation of diatoms by iron and silicic acid in the equatorial Pacific by Brzezinski, Mark A., Baines, Stephen B., Balch, William M., Beucher, Charlotte P., Chai, Fei, Dugdale, Richard C., Krause, Jeffrey W., Landry, Michael R., Marchi, Albert, Measures, Chris I., Nelson, David M., Parker, Alexander E., Poulton, Alex J., Selph, Karen E., Strutton, Peter G., Taylor, Andrew G., Twining, Benjamin S.

“…The relative roles of silicon (Si) and iron (Fe) as limiting nutrients in the eastern equatorial Pacific (EEP) were examined in a series of nine microcosm…”
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High numbers of Trichodesmium and diazotrophic diatoms in the southwest Indian Ocean by Poulton, Alex J., Stinchcombe, Mark C., Quartly, Graham D.

“…We observed high cell numbers of large (>50μm) nitrogen‐fixing phytoplankton to the south and east of Madagascar in February 2005. The distribution of the…”
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Strong linkages between dimethylsulphoniopropionate (DMSP) and phytoplankton community physiology in a large subtropical and tropical Atlantic Ocean data set by Bell, Thomas G., Poulton, Alex J., Malin, Gill

“…We present an extensive data set of dimethylsulphide (DMS, n = 651) and dimethylsulphoniopropionate (DMSP, n = 590) from the Atlantic Meridional Transect…”
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Planktic foraminifera iodine/calcium ratios from plankton tows by Winkelbauer, Helge A., Hoogakker, Babette A. A., Chance, Rosie J., Davis, Catherine V., Anthony, Christopher J., Bischoff, Juliane, Carpenter, Lucy J., Chenery, Simon R. N., Hamilton, Elliott M., Holdship, Philip, Peck, Victoria L., Poulton, Alex J., Stinchcombe, Mark C., Wishner, Karen F.

“…Planktic foraminifera test iodine to calcium ratios represent an emerging proxy method to assess subsurface seawater oxygenation states. Several core-top…”
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Diatom Biogeography From the Labrador Sea Revealed Through a Trait-Based Approach by Fragoso, Glaucia M., Poulton, Alex J., Yashayaev, Igor M., Head, Erica J. H., Johnsen, Geir, Purdie, Duncan A.

“…Diatoms are a keystone algal group, with diverse cell morphology and a global distribution. The biogeography of morphological, functional and life-history…”
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The Possession of Coccoliths Fails to Deter Microzooplankton Grazers by Mayers, Kyle M. J., Poulton, Alex J., Bidle, Kay, Thamatrakoln, Kimberlee, Schieler, Brittany, Giering, Sarah L. C., Wells, Seona R., Tarran, Glen A., Mayor, Dan, Johnson, Matthew, Riebesell, Ulf, Larsen, Aud, Vardi, Assaf, Harvey, Elizabeth L.

“…Phytoplankton play a central role in the regulation of global carbon and nutrient cycles, forming the basis of the marine food webs. A group of…”
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An investigation into the morphological variation and ecological-environmental range of Cyphoderia compressa: A case study of Scottish material by Buckman, Jim, Krivtsov, Vladimir, Poulton, Alex J.

“…Cyphoderia compressa has only been described from supralittoral environments, as a psammobiont, with salinities from 1.33 to 36.00 ‰. Other Cyphoderia species…”
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Variable export fluxes and efficiencies for calcite, opal, and organic carbon in the Atlantic Ocean: A ballast effect in action? by Thomalla, Sandy J., Poulton, Alex J., Sanders, Richard, Turnewitsch, Robert, Holligan, Patrick M., Lucas, Mike I.

“…Latitudinal variability in export fluxes and efficiencies (ThE) of calcite, opal, and particulate organic carbon (POC) were examined during a basin‐scale…”
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