Items where Division is "BioGeoScience" and Year is 2007

Article

Benthien, A.

, Zondervan, I. , Engel, A. , Hefter, J.

, Terbrüggen, A. and Riebesell, U. (2007)
Carbon isotopic fractionation during a mesocosm bloom experiment dominated by Emiliania huxleyi: Effects of CO2 concentration and primary production ,

Geochimica et cosmochimica acta, 71 (6), pp. 1528-1541 .

doi:10.1016/j.gca.2006.12.015 , hdl:10013/epic.24570

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Article

Biastoch, A. , Völker, C.

and Böning, C. W. (2007)
Uptake and spreading of anthropogenic trace gases in an eddy-permitting model of the Atlantic Ocean ,

Journal of Geophysical Research - Oceans, 112, C09017 .

doi:10.1029/2006JC003966 , hdl:10013/epic.27714

Article

De La Rocha, C. and Passow, U. (2007)
Factors influencing the sinking of POC and the efficiency of the biological carbon pump ,

Deep sea research II, 54 , pp. 639-658 .

doi:10.1016/j.dsr2.2007.01.004 , hdl:10013/epic.26696

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Article

Garvey, M. , Moriceau, B. and Passow, U. (2007)
Applicability of the FDA assay to determine the viability of marine phytoplankton under different environmental conditions ,

Marine Ecology Progress Series, 352 , pp. 17-26 .

hdl:10013/epic.28800

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Article

Grossart, H. P. , Tang, K. W. , Kiørboe, T. and Ploug, H. (2007)
Comparison of cell-specific activity between free-living and attached bacteria using isolates and natural assemblages. ,

FEMS Microbiology Letters 266:, pp. 194-200 .

hdl:10013/epic.26322

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Article

Grossart, H. P. , Engel, A. , Arnosti, C. , De La Rocha, C. , Murray, A. and Passow, U. (2007)
Microbial dynamics in autotrophic and heterotrophic seawater mesocosms. III. Organic matter fluxes ,

Aquatic microbial ecology. 49(2), pp. 143-156 .

doi:10.3354/ame01140 , hdl:10013/epic.28501

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Article

Hansen, P. J. , Lundholm, N. and Rost, B.

(2007)
Growth limitation in marine red-tide dinoflagellates: effects of pH versus inorganic carbon availability ,

Marine ecology progress series, 334 , pp. 63-71 .

hdl:10013/epic.26769

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Article

Iversen, M.

and Poulsen, L. K. (2007)
Coprohexy, coprophagy, and coprochaly in the copepods Calanus helgolandicus, Pseudocalanus elongatus, and Oithona similis ,

Mar.Ecol.Prog.Ser, 350 , pp. 79-89 .

doi:10.3354/meps07095 , hdl:10013/epic.33549

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Article

Langer, G. , Gussone, N. , Nehrke, G.

, Riebesell, U. , Eisenhauer, A. and Thoms, S. (2007)
Calcium isotope fractionation during coccolith formation in Emiliania huxleyi: Independence of growth and calcification rate ,

Geochemistry, Geophysics, Geosystems, 8, Q05007 .

doi:10.1029/2006GC001422 , hdl:10013/epic.26756

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Article

Moriceau, B. , Garvey, M. , Ragueneau, O. and Passow, U. (2007)
Evidence for reduced biogenic silica dissolution rates in diatom aggregates ,

Marine ecology-progress series, 333 , pp. 129-142 .

hdl:10013/epic.26695

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Article

Murray, A. , Arnosti, C. , De La Rocha, C. , Grosart, H. P. and Passow, U. (2007)
Microbial dynamics in autotrophic and heterotrophic seawater mesocosms. II. Bacterioplankton community structure and hydrolytic enzyme activities. ,

Aquatic Microbial Ecology, 49 (2), pp. 123-141 .

doi:10.3354/ame01139 , hdl:10013/epic.28503

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Article

Nehrke, G.

, Reichart, G. J. , Van Cappellen, P. , Meile, C. and Bijma, J.

(2007)
Dependence of calcite growth rate and Sr partitioning on solution stoichiometry: Non-Kossel crystal growth ,

Geochimica et Cocmochimica Acta, 71 (9), pp. 2240-2249 .

doi:10.1016/j.gca.2007.02.002 , hdl:10013/epic.26776

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Article

Passow, U. , De La Rocha, C. , Arnosti, C. , Grossart, H. P. , Murray, A. and Engel, A. (2007)
Microbial dynamics in autotrophic and heterotrophic seawater mesocosms. I. Effect of phytoplankton on the microbial loop ,

Aquatic microbial ecology, 49 (2), pp. 109-121 .

doi:10.3354/ame01138 , hdl:10013/epic.28500

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Article

Ploug, H. and Passow, U. (2007)
Direct measurements of diffusivity in diatom aggregates containing transparent exopolymer particles (TEP). ,

Limnology & Oceanography:, 52 , pp. 1-6 .

hdl:10013/epic.26319

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Article

Ridgwell, A. , Zondervan, I. , Hargreaves, J. C. , Bijma, J.

and Lenton, T. M. (2007)
Assessing the potential long-term increase of oceanic fossil fuel CO2 uptake due to CO2-calcification feedback ,

Biogeosciences, 4. {www.biogeosciences.net/4/481/2007/}, 481 .

hdl:10013/epic.27056

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Article

Rost, B.

, Kranz, S. , Richter, K. U. and Tortell, P. D. (2007)
Isotope disequilibrium and mass spectrometric studies of inorganic carbon acquisition by phytoplankton ,

Limnology and Oceanography: Methods, 5 , pp. 328-337 .

hdl:10013/epic.27821

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Article

Schulz, K. G. , Rost, B.

, Burkhardt, S. , Riebesell, U. , Thoms, S. and Wolf-Gladrow, D.

(2007)
The effect of iron availability on the regulation of inorganic carbon acquisition in the coccolithophore Emiliania huxleyi and the significance of cellular compartmentation for stable carbon isotope fractionation ,

Geochimica et Cosmochimica Acta, 715312, 5301 .

doi:10.1016/j.gca.2007.09.012 , hdl:10013/epic.28426

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Article

Sims, P. A. and Crawford, R. (2007)
The fossil diatom genus Truania Pantocsek and its relationship with Ellerbeckia Crawford ,

Diatom Research, 22 (1), pp. 197-207 .

hdl:10013/epic.34472

Article

Trimborn, S.

, Langer, G. and Rost, B.

(2007)
Effect of varying calcium concentrations and light intensities on calcification and photosynthesis in Emiliania huxleyi ,

Limnology and Oceanography:, 52 (5), pp. 2285-2293 .

hdl:10013/epic.27443

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Article

Weber, L. , Völker, C.

, Oschlies, A. and Burchard, H. (2007)
Iron profiles and speciation of the upper water column at the Bermuda Atlantic time-series Study site: a model based sensitivity study ,

Biogeosciences,4. {www.biogeosciences.net/4/689/2007/}, 689 .

hdl:10013/epic.27422

Article

Wolf-Gladrow, D.

, Zeebe, R. , Klaas, C.

, Körtzinger, A. and Dickson, A. G. (2007)
Total alkalinity: the explicit conservative expression and its application to biogeochemical processes ,

Marine Chemistry, 106 , pp. 287-300 .

doi:10.1016/j.marchem.2007.01.006 , hdl:10013/epic.26875

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Article

Zondervan, I. (2007)
The effects of light, macronutrients, trace metals and CO2 on the production of calcium carbonate and organic carbon in coccolithophores - A review ,

Deep-sea research part ii-topical studies in oceanography, 54 (5), pp. 521-537 .

doi:10.1016/j.dsr2.2006.12.004 , hdl:10013/epic.26913

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Thesis -PhD

García Novoa, R. (2007)
Organic matter and meiobenthos in submarine canyons of the Iberian continental margin ,

PhD thesis, Jacobs University Bremen.

hdl:10013/epic.48472

Thesis -PhD

Nehrke, G.

(2007)
Calcite Precipitation from Aqueous solution: Transformation from Vaterite and Role of Solution Stoichiometry ,

PhD thesis, Universität Utrecht, Niederlande.

hdl:10013/epic.26286

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Conference -Poster

Benner, I. (2007)
Organic Nutrient Assimilation and its Effects on Calcification in the Coccolithophore Coccolithus pelagicus (Haptophyceae) ,

ASLO 2007 Aquatic Science meeting: Water Rocks! Santa Fe, New Mexico. .

hdl:10013/epic.26317

Conference -Poster

Ehrenberg, N. , Völker, C.

and Wolf-Gladrow, D.

(2007)
Relationships between dissolved iron and watermass characteristics: Indications of dust iron dissolution in the deep ocean? ,

GEOTRACES model-data synergy workshop, Hanse-Kolleg, Delmenhorst, Germany, Sep. 06-09 .

hdl:10013/epic.27649

Conference -Talk

Feng, Y. , Hutchins, D. A. , Hare, C. E. , Leblanc, K. , DiTullio, G. R. , Wilhelm, S. W. , Sun, J. , Rose, J. M. , Passow, U. , Nemoek, N. , Zhamg, Y. , Gueguen, C. and Benner, I. (2007)
The interactive effects of increased temperature and pCO2 on the North Atlantik spring bloom phytoplankton community ,

ASLO 2007 Aquatic Science meeting: Water Rocks! Santa Fe, New Mexico. .

hdl:10013/epic.26314

Conference -Invited talk

Gaerdes, A. , Passow, U. and Ulrich, M. (2007)
On the way to molecular investigations of marine algae-bacteria interactions ,

International Max Plank Research School of marine Microbiology: Evaluation Report. .

hdl:10013/epic.26310

Conference -Talk

Göttlicher, J. , Steininger, R. , Kramar, U. , Majzlan, J. , Nehrke, G.

and Zöger, N. (2007)
First measurements at the X-ray beamline of the Synchrotron Radiation Laboratory for Environmental Studies at ANKA ,

Frontiers in Mineral Sciences 2007 Conference, Cambridge. .

hdl:10013/epic.28772

Conference -Poster

Hohn, S. , Völker, C.

, Losch, M.

and Wolf-Gladrow, D.

(2007)
An ecosystem model for the Southern Ocean including variable Si:N:C:Chl ratios ,

CARBOOCEAN annual meeting 2007 in Bremen. .

hdl:10013/epic.30023

Conference -Invited talk

Kattner, G. (2007)
Marine gelöste organische Substanzen: chemische Charakterisierung und Verfügbarkeit im Ökosystem. ,

Helgoland-Kolloquium, 21 June, Helgoland, Germany. .

hdl:10013/epic.27621

Conference -Invited talk

Kienast, F. (2007)
The effect of moisture changes on vegetation in the East Siberian Arctic during the Late Quaternary ,

History, Evolution & Future of Arctic & Alpine Flora, Botanical Society of Scotland Symposium, Universty of St. Andrews, June 25- .

hdl:10013/epic.26597

Conference -Poster

Kranz, S. , Ralph, P. J. , Richter, K. U. and Rost, B.

(2007)
Integration of Fluorescence and Mass Spectrometry ,

Chlorophyll Fluorescence in Aquatic Sciences Meeting, 28 May -1 June, Nove Hardy, Czech Republic.. .

hdl:10013/epic.26775

Conference -Talk

Kranz, S. , Sültemeyer, D. and Rost, B.

(2007)
CCM regulation in Trichodesmium: diurnal rhythm and effect of pCO2 ,

The VIth International Symposium on Inorganic Carbon Utilization by Aquatic Photosynthetic Organisms, 16-20 July, Malaga, Spain.. .

hdl:10013/epic.26903

Conference -Talk

Passow, U. , De La Rocha, C. , Arnosti, C. , Grossart, H. P. , Murray, A. E. and Engel, A. (2007)
Overview of a mesocosm experiment investigating the impact of phytoplankton on the microbial loop ,

American Society of Limnology and Oceanography 2007: Aquatic Sciences Meeting: Water Rocks! Santa Fe, New Mexico. .

hdl:10013/epic.26309

Conference -Invited talk

Ploug, H. (2007)
Cyanobacterial surface blooms formed by Aphanizomenon sp. and Nodularia spumigena in the Baltic Sea: A highly dynamic O2 and pH microenvironment with a strong coupling of autotrophic and heterotrophic processes ,

IGB-Neuglobsow. Dept. Limnology of Stratified Lakes, Germany. .

hdl:10013/epic.26347

Conference -Invited talk

Ploug, H. (2007)
Sinking marine snow and fecal pellets: Testing the ballast hypothesis by laboratory experiments. ,

Workshop on the Dynamic Green Ocean Project. Villefranche-sur-merMay- 1 June. .

hdl:10013/epic.27677

Conference -Talk

Ploug, H. and Passow, U. (2007)
Apparent diffusivity in diatom aggregates containing transparent exopolymer particles (TEP): Implications for substrate turnover by attached bacteria. ,

American Society for Limnology and Oceanography, Aquatic Sciences Meeting, Santa Fe .

hdl:10013/epic.23428

Conference -Poster

Rost, B.

, Middelboe, A. L. , Parnas, S. T. , Richter, K. U. and Hansen, P. J. (2007)
Inorganic carbon acquisition in macroalgae ,

The VIth International Symposium on Inorganic Carbon Utilization by Aquatic Photosynthetic Organisms, 16-20 July, Malaga, Spain.. .

hdl:10013/epic.26906

Conference -Invited talk

Rost, B.

and Richter, K. U. (2007)
New approaches to assess responses of phytoplankton to ocean acidification ,

Workshop on Ocean acidification, University of Groningen, 7 May, Groningen, Netherlands. .

hdl:10013/epic.30804

Conference -Talk

Steigenberger, S. , Statham, P. , Passow, U. and Croot, P. (2007)
Effect of algal polysaccharides and UVA+B radiation on iron speciation in seawater ,

andere Quelle. .

hdl:10013/epic.26355

Conference -Invited talk

Thoms, S. (2007)
Modelling C,N fluxes on the level of individual algal cells: A systems biology view ,

Seminar, Institute of Marine Sciences, University of Ancona, 24 January, Ancona, Italy. .

hdl:10013/epic.27692

Conference -Talk

Thoms, S. (2007)
Modelling carbon fluxes on the level of individual algal cells ,

The VIth International Symposium on Inorganic Carbon Utilization by Aquatic Photosynthetic Organisms, 16-20 July, Malaga, Spain. .

hdl:10013/epic.27027

Conference -Poster

Thoms, S. and Kroon, B. (2007)
Integrated model of fluorescence and carbon fluxes on the level of individual algal cells ,

Chlorophyll Fluorescence in Aquatic Sciences Meeting, 28 May -1 June, Nove Hardy, Czech Republic. .

hdl:10013/epic.27026

Conference -Talk

Tortell, P. D. , Li, Y. , Payne, C. , Rost, B.

and Trimborn, S.

(2007)
Uptake and assimilation of inorganic carbon by Southern Ocean phytoplankton: From physiology to ecology. ,

The VIth International Symposium on Inorganic Carbon Utilization by Aquatic Photosynthetic Organisms, 16-20 July, Malaga, Spain.. .

hdl:10013/epic.26904

Conference -Talk

Trimborn, S.

, Lundholm, N. , Thoms, S. , Richter, K. U. and Rost, B.

(2007)
Diversity of CCMs in marine diatoms ,

The VIth International Symposium on Inorganic Carbon Utilization by Aquatic Photosynthetic Organisms, 16-20 July, Malaga, Spain.. .

hdl:10013/epic.26905

Conference -Poster

Weber, L. , Völker, C.

, Oschlies, A. and Burchard, H. (2007)
Time-scales for dissolved iron removal from the ocean: inferences from 1-d modelling ,

Geotraces model-data synergy workshop, Hanse-Kolleg Delmenhorst, GermanySep 2007. .

hdl:10013/epic.27650

"Berichte zur Polar- und Meeresforschung" PhD

Morozova, D. (2007)
Tolerance limits and survival potential of methanogenic archaea from Siberian permafrost under extreme living conditions = Toleranzgrenzen und Überlebensstrategien von methanogenen Archaeen aus sibirischen Permafrost habitaten unter Extrembedingungen ,

Berichte zur Polar- und Meeresforschung (Reports on Polar and Marine Research), Bremerhaven, Alfred Wegener Institute for Polar and Marine Research, 562 , 100 p. .

doi:10.2312/BzPM_0562_2007 , hdl:10013/epic.28673

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Field Report

Kienast, F. and Gogoleva, P. A. (2007)
Vegetation studies in extremely continental areas of Yakutia ,

[Field Report]

hdl:10013/epic.26891