Items where Author is "Assmy, Philipp"

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Number of items: 60.

Article

Nomura, D. , Assmy, P. , Nehrke, G. , Granskog, M. A. , Fischer, M. , Dieckmann, G. , Fransson, A. , Hu, Y. and Schnetger, B. (2013)
Characterization of ikaite (CaCO3•6H2O) crystals in first year Arctic sea ice north of Svalbard ,

Annals of Glaciology, International Glaciological Society, 54 (62), pp. 125-131 .

doi:10.3189/2013AoG62A034 , hdl:10013/epic.41120

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Article

Smetacek, V. , Klaas, C. , Strass, V. , Assmy, P. , Montresor, M. , Cisewski, B. , Savoye, N. , Webb, A. , d'Ovidio, F. , Arrieta, J. M. , Bathmann, U. , Bellerby, R. , Berg, G. M. , Croot, P. , Gonzalez, S. , Henjes, J. , Herndl, G. J. , Hoffmann, L. J. , Leach, H. , Losch, M. , Mills, M. M. , Neill, C. , Peeken, I. , Röttgers, R. , Sachs, O. , Sauter, E. , Schmidt, M. , Schwarz, J. , Terbrüggen, A. and Wolf-Gladrow, D. (2012)
Deep carbon export from a Southern Ocean iron-fertilized diatom bloom ,

Nature, NATURE PUBLISHING GROUP, 478 (7407), pp. 313-319 .

doi:10.1038/nature11229 , hdl:10013/epic.39796

Article

Smetacek, V. , Klaas, C. , Strass, V. , Assmy, P. , Montresor, M. , Cisewski, B. , Savoye, N. , Webb, A. , d'Ovidio, F. , Arrieta, J. M. , Bathmann, U. , Bellerby, R. , Berg, G. M. , Croot, P. L. , Gonzalez, S. , Henjes, J. , Herndl, G. J. , Hoffmann, L. J. , Leach, H. , Losch, M. , Mills, M. M. , Neill, C. , Peeken, I. , Roettgers, R. , Sachs, O. , Sauter, E. , Schmidt, M. , Schwarz, J. N. , Terbrüggen, A. and Wolf-Gladrow, D. (2012)
Deep carbon export from a Southern Ocean iron-fertilized diatom bloom. ,

Nature, Nature, 487 (7407), pp. 313-319 .

doi:10.1038/nature11229 , hdl:10013/epic.40646

Article

Ligowski, R. , Jordan, R. W. and Assmy, P. (2012)
Morphological adaptation of a planktonic diatom to growth in Antarctic sea ice. ,

Marine Biology, SPRINGER, 159 , pp. 817-827 .

doi:10.1007/s00227-011-1857-6 , hdl:10013/epic.40647

Article

Kooistra, W. H. C. F. , Sarno, D. , Hernandez-Becerril, D. , Assmy, P. , Di Prisco, C. and Montresor, M. (2010)
Comparative molecular and morphological phylogenetic analyses of taxa in the Chaetocerotaceae (Bacillariophyta). ,

Phycologia, 49 (5), pp. 471-500 .

hdl:10013/epic.35677

Article

Klaas, C. and Assmy, P. (2010)
Fragilariopsis kerguelensis - eine Schlüsselart für den globalen Silicatkreislauf ,

Naturwissenschaftliche Rundschau, 63 (8), pp. 2-3 .

hdl:10013/epic.35673

Article

Geibert, W. , Assmy, P. , Bakker, D. C. E. , Hanfland, C. , Hoppema, M. , Pichevin, L. E. , Schröder, M. , Schwarz, J. N. , Stimac, I. , Usbeck, R. and Webb, A. (2010)
High primary productivity in an ice melting hot spot at the eastern boundary of the Weddell Gyre ,

Global Biogeochemical Cycles, 24, GB3007. .

doi:10.1029/2009GB003657 , hdl:10013/epic.35579

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Article

Gäbler-Schwarz, S. , Davidson, A. , Assmy, P. , Chen, J. , Henjes, J. , Nöthig, E. M. , Lunau, M. and Medlin, L. (2010)
A new cell stage in the haploid-diploid life cycle of the colony-forming haptophyte Phaeocystis antarctica and its ecological implications. ,

Journal of Phycology, 46 (5), pp. 1006-1016 .

doi:10.1111/j.1529-8817.2010.00875.x , hdl:10013/epic.36091

Article

Mazzocchi, M. G. , Gonzalez, H. E. , Vandromme, P. , Borrione, I. , Ribera d'Alcalà, M. , Gauns, M. , Assmy, P. , Fuchs, B. , Klaas, C. , Martin, P. , Montresor, M. , Ramaiah, N. , Naqvi, W. and Smetacek, V. (2009)
A non-diatom plankton bloom controlled by copepod grazing and amphipod predation: Preliminary results from the LOHAFEX iron-fertilisation experiment. ,

GLOBEC International NewsletterOctober, 15 (2), pp. 3-6 .

hdl:10013/epic.33362

Article

Assmy, P. (2008)
2nd Neogene Polar Marine Diatom Workshop, 4-10th August 2007, University of Nebraska-Lincoln, USA or alternatively Mutual learning between a plankton ecologist and micropalaeontologists. ,

Diatom Research, 23 (1), pp. 263-265 .

hdl:10013/epic.30557

Article

Assmy, P. , Hernández-Becerril, D. U. and Montresor, M. (2008)
Morphological variability and life cycle traits of the type species of the diatom genus Chaetoceros, C. dichaeta ,

Journal of Phycology, 44 (1), pp. 152-163 .

doi:10.1111/j.1529-8817.2007.00430.x , hdl:10013/epic.30006

Article

Henjes, J. and Assmy, P. (2008)
Particle availability controls agglutination in pelagic tintinnids in the Southern Ocean ,

Protist, 159 (2), pp. 239-250 .

doi:10.1016/j.protis.2007.10.003 , hdl:10013/epic.28827

Article

Michels, J. , Dieckmann, G. , Thomas, D. N. , Schiel, S. , Krell, A. , Assmy, P. , Kennedy, H. , Papadimitriou, S. and Cisewski, B. (2008)
Short-term biogenic particle flux under late spring sea ice in the western Weddell Sea ,

Deep-Sea Research II, 55 (8), pp. 1024-1039 .

doi:10.1016/j.dsr2.2007.12.019 , hdl:10013/epic.30563

Article

Assmy, P. , Henjes, J. , Klaas, C. and Smetacek, V. (2007)
Mechanisms determining species dominance in a phytoplankton bloom induced by the iron fertilization experiment EisenEx in the Southern Ocean. ,

Deep Sea Research I:, 54 (3), pp. 340-362 .

doi:10.1016/j.dsr.2006.12.005 , hdl:10013/epic.25072

Article

Assmy, P. , Cisewski, B. , Henjes, J. , Klaas, C. , Sachs, O. , Smetacek, V. and Strass, V. (2007)
Pluja de Plàncton a l'oceà Antàrtic: l'experiment Europeu de fertilització amb ferro. ,

Omnis Cellular 15 .

hdl:10013/epic.33627

Article

Henjes, J. , Assmy, P. , Klaas, C. , Verity, P. and Smetacek, V. (2007)
Response of microzooplankton (protists and small copepods) to an iron-induced phytoplankton bloom in the Southern Ocean (EisenEx) ,

Deep Sea Research I, 54 (3), pp. 363-384 .

doi:10.1016/j.dsr.2006.12.004 , hdl:10013/epic.25074

Article

Henjes, J. , Assmy, P. , Klaas, C. and Smetacek, V. (2007)
Response of the larger protozooplankton to an iron-induced phytoplankton bloom in the Polar Frontal Zone of the Southern Ocean (EisenEx) ,

Deep Sea Research I: Oceanographic Research Papers:, 54 (5), pp. 774-791 .

doi:10.1016/j.dsr.2007.02.005 , hdl:10013/epic.26353

Article

Croot, P. L. , Passow, U. , Assmy, P. , Jansen, S. and Strass, V. (2007)
Surface active substances in the upper water column during a Southern Ocean iron fertilization experiment (EIFEX) ,

Geophysical Research Letters, 34, L03612 .

doi:10.1029/2006GL028080 , hdl:10013/epic.26075

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Article

Assmy, P. , Henjes, J. , Smetacek, V. and Montresor, M. (2006)
Auxospore formation by the silica-sinking, oceanic diatom Fragilariopsis kerguelensis (BACILLARIOPHYCEAE) ,

Journal of phycology, 42 , pp. 1002-1006 .

doi:10.1111/j.1529-8817.2006.00260.x , hdl:10013/epic.25073

Article

Hoffmann, L. J. , Peeken, I. , Lochte, K. , Assmy, P. and Veldhuis, M. (2006)
Different reactions of Southern Ocean phytoplankton size classes to iron fertilization. ,

Limnology and oceanography, 51 (3), pp. 1217-1229 .

hdl:10013/epic.25039

Article

Assmy, P. , Cisewski, B. , Henjes, J. , Klaas, C. , Sachs, O. , Smetacek, V. and Strass, V. (2006)
Plankton rain in the Southern Ocean: The European Iron Fertilization Experiment EIFEX ,

Das AWI in den Jahren 2004 und 2005 - Report, 2004 (2005), pp. 38-41 .

hdl:10013/epic.25347

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Article

Baar, H. J. W. d. , Boyd, P. W. , Coale, K. H. , Landry, M. R. , Tsuda, A. , Assmy, P. , Bakker, D. C. E. , Bozec, Y. , Barber, R. T. , Brzezinski, M. A. , Buesseler, K. O. , Boye, M. , Croot, P. L. , Gervais, F. , Gorbunov, M. Y. , Harrison, P. J. , Hiscock, W. T. , Laan, P. , Lancelot, C. , Law, C. S. , Levasseur, M. , Marchetti, A. , Millero, F. J. , Nishioka, J. , Nojiri, Y. , Oijen, T. , Riebesell, U. , Rijkenberg, M. J. A. , Saito, H. , Takeda, S. , Timmermans, K. R. , Veldhuis, M. J. W. , Waite, A. M. and Wong, C. S. (2005)
Synthesis of iron fertilization experiments: From the Iron Age in the Age of Enlightenment ,

Journal of geophysical research .

doi:10.1029/2004JC002601 , hdl:10013/epic.24199

Article

Smetacek, V. , Assmy, P. and Henjes, J. (2004)
The role grazing in structuring Southern Ocean pelagic ecosystem and biogeochemical cycles ,

Antarctic science, 16 (4), pp. 541-558 .

doi:10.1017/S0954102004002317 , hdl:10013/epic.21355

Inbook

Assmy, P. and Smetacek, V. (2009)
Algal blooms ,

Encyclopedia of Microbiology / Moselio Schaechter, Editor. Oxford : Elsevier (Academic Pr.), ISBN: 978-0-12-373939-1 .

hdl:10013/epic.32391

Inbook

Nöthig, E. M. , Assmy, P. , Klaas, C. and Scharek, R. (2009)
Phyto- and protozooplankton in polar waters ,

Biological studies in polar oceans : exploration of life in icy waters ; 35 research reports and reviews / Gotthilf and Irmtraut Hempel (ed.) Bremerhaven : Wirtschaftsverl. NW, Verl. für neue Wissenschaft, ISBN: 978-3-86509-865-8 .

hdl:10013/epic.33511

Inbook

Assmy, P. , Lochte, K. and Smetacek, V. (2009)
Plankton productivity and the role of iron in Southern Ocean ,

hdl:10013/epic.33512

Thesis

Thesis -PhD

Assmy, P. (2004)
Temporal development and vertical distribution of major components of the plankton assemblage during an iron fertilization experiment in the Antarctic Polar Frontal Zone ,

PhD thesis, Universität Bremen.

hdl:10013/epic.21160

Preview

Thesis -Diplom

Assmy, P. (1999)
Diatomeenblüte in der Nordsee im Frühjahr 1998: Der Einfluß organischer Säuren auf die Auflösung biogenen Silikats ,

Diplom thesis, Universität Bremen.

hdl:10013/epic.19041

Conference

Conference -Poster

Nomura, D. , Granskog, M. , Assmy, P. , Nehrke, G. , Hu, Y. , Fischer, M. and Dieckmann, G. (2012)
Characterization of ikaite (CaCO3*6H2O) crystals in first-year Arctic sea ice north of Svalbard: Crystal size and melted-ice total alkalinity ,

International Glaciology Society - International Symposium on Seasonal Snow and Ice, Lahti, Finland, 28 May 2012 - 1 June 2012 .

hdl:10013/epic.39388

Conference -Poster

Wolf, C. , Assmy, P. , Fuchs, B. , Kilias, E. , Smetacek, V. and Metfies, K. (2010)
Composition and Succession of Eukaryotic Protists During the Iron Fertilization Experiment LOHAFEX in the Southern Ocean ,

IPY Oslo Science Conference 2010. .

hdl:10013/epic.35700

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Conference -Talk

Peeken, I. , Sauter, E. , Sachs, O. , Schlüter, M. , Schwarz, J. N. , Assmy, P. , Bracher, A. and Bathmann, U. (2010)
Deep export of organic matter to the seafloor of the Southern Ocean - New insights into spatial variability and seasonal dynamics ,

International Polar Year Oslo Science Conference, 8-12 June 2010, Oslo. .

hdl:10013/epic.35693

Conference -Invited talk

Assmy, P. (2010)
Heißes Eisen - Kann die großflächige künstliche Düngung des Südlichen Ozeans der Klimaerwärmung entgegentreten? ,

Invited lecture, Deutsches Schiffahrtsmuseum, 28. April, Bremerhaven. .

hdl:10013/epic.35195

Conference -Invited talk

Assmy, P. (2010)
Mechanisms determining species succession and dominance in three iron-induced phytoplankton blooms in the Southern Ocean. ,

Norwegian Polar Institute, Tromso, Norway. May 2010. .

hdl:10013/epic.35672

Conference -Poster

Wolf, C. , Assmy, P. , Fuchs, B. , Smetacek, V. and Metfies, K. (2009)
Effects of iron fertilization on the picoplankton composition in the Southern Ocean ,

IPY International Early Career Researcher Symposium, Victoria, BC, Canada .

hdl:10013/epic.33874

Preview

Conference -Invited talk

Assmy, P. (2009)
Why species matter ,

GLOMAR Annual Retreat, 05. - 06. October 2009, Schloss Etelsen. .

hdl:10013/epic.33388

Conference -Invited talk

Assmy, P. (2008)
Testing ecological and biogeochemical hypotheses with in situ fertilization experiments in the Southern Ocean. ,

GLOMAR Annual Retreat, Worpswede. -7. November 2008. .

hdl:10013/epic.33168

Conference -Poster

Assmy, P. , Klaas, C. , Henjes, J. , Montresor, M. , Peeken, I. , Röttgers, R. , Wolf-Gladrow, D. and Smetacek, V. (2007)
Exceptional growth rates of phytoplankton species under iron-replete conditions ,

Gordon Research Conference Polar Marine Science, 25-30 March 2007, Ventura, California, USA. .

hdl:10013/epic.26533

Conference -Invited talk

Assmy, P. and Smetacek, V. (2007)
Morphological and life cycle traits of two important polar diatom species: Chaetoceros dichaeta and Fragilariopsis kerguelensis ,

2nd Neogene Polar Marine Diatom Workshop, 04.-09. August 2007, University of Nebraska-Lincoln, USA. .

hdl:10013/epic.27086

Conference -Invited talk

Assmy, P. and Smetacek, V. (2007)
Phytoplankton blooms: Causes, consequences and significance ,

Marine Genomics Europe summer course, "Plankton bloom dynamics: An integrated approach using molecular & genomic tools", 04.-15.06.2007, Institut de Ciences del Mar, Barcelona, Spain. .

hdl:10013/epic.26835

Conference -Poster

Henjes, J. , Jacquet, S. , Assmy, P. , Cardinal, D. , Dehairs, F. , Savoye, N. , Montresor, M. and Smetacek, V. (2007)
The ecological and biogeochemical role of acantharia in the Southern Ocean ,

Gordon Research Conference on Polar Marine Science: An interdisciplinary look at processes over multiple scales of variability, 25-30 March 2007, Ventura, CA, USA. .

hdl:10013/epic.26534

Conference -Invited talk

Smetacek, V. , Assmy, P. , Cisewski, B. , Henjes, J. , Klaas, C. , Strass, V. and Montresor, M. (2006)
Aggregation and mass sinking of diatom species populations from an iron-fertilized bloom in the Southern Ocean ,

International Workshop on Marine Aggregates (IWOMA), 11+12 Dec. 2006, MPI Bremen, Germany. .

hdl:10013/epic.26025

Conference -Poster

Sauter, E. , Sachs, O. , Schlüter, M. , Peeken, I. , Assmy, P. , Strass, V. and Bathmann, U. (2006)
Deep-Sea Benthic Fluxes and Fluff Layer Analyses in Sediments below a Southern Ocean Iron Vertilization Experiment ,

2nd SCAR Open Science Conference "Antarctica in the Earth System", 12-14 July 2006, Hobart, Tasmania, Australia. .

hdl:10013/epic.25537

Conference -Talk

Peeken, I. , Hoffmann, L. , Assmy, P. , Bathmann, U. , Croot, P. , von Harbou, L. , Henjes, J. , Jansen, S. , Krägefsky, S. , Lochte, K. , Sachs, O. and Sauter, E. (2006)
Effect of in situ iron fertilisation during contrasting seasons comparison between EisenEx and EIFEX ,

Ocean Sciences Meeting, 20-24 February 2006, Honolulu, Hawaii. .

hdl:10013/epic.24169

Conference -Poster

Sachs, O. , Sauter, E. , Schlüter, M. , Peeken, I. , Assmy, P. , Schwarz, J. N. and Bathmann, U. (2006)
Extremely high benthic organic carbon fluxes at the Polar Front (Southern Ocean, Atlantic Sector) below areas of enhanced surface productivity ,

2nd SCAR Open Science Conference "Antarctica in the Earth System", 12-14 July 2006, Hobart, Tasmania, Australia .

hdl:10013/epic.25346

Conference -Poster

Assmy, P. , Henjes, J. , Klaas, C. , Sachs, O. , Sauter, E. and Smetacek, V. (2006)
Mass sinking of individual species populations during an iron fertilization experiment in the Southern Ocean (EIFEX). ,

Gordon Research Conference Marine Microbes: Activities & Interactions, 23-28 July 2006, Biddeford, Maine, USA.. .

hdl:10013/epic.25835

Conference -Invited talk

Assmy, P. (2006)
Mechanisms determining species dominance in oceanic phytoplankton blooms: Results from two iron fertilization experiments in the Southern Ocean ,

FB 2 Seminar, IFM-GEOMAR, Kiel. .

hdl:10013/epic.26023

Conference -Poster

Henjes, J. , Assmy, P. , Klaas, C. , Smetacek, V. and Montresor, M. (2006)
Response of microzooplankton to iron-induced phytoplankton blooms in the Southern Ocean ,

Gordon Research Conference Marine Microbes: Activities & Interactions, 23-28 July 2006, Biddeford, Maine, USA. .

hdl:10013/epic.25845

Conference -Poster

Sachs, O. , Sauter, E. , Schlüter, M. , Wiltshire, K. H. , Aberle, N. , Peeken, I. , Assmy, P. , Stumm, K. , Bathmann, U. and Strass, V. (2005)
Benthic fluxes in the region of the Polar Front in the east Atlantic sector of the Southern Ocean during austral fall 2004 ,

ASLO Summer Meeting, 19-24 June 2005, Santiago de Compostela, Spain. .

hdl:10013/epic.23026

Conference -Talk

Peeken, I. , Hoffmann, L. , Assmy, P. , Bathmann, U. , Cisewski, B. , Leach, H. , Lochte, K. , Sachs, O. , Sauter, E. and Strass, V. (2005)
Export of fresh algal material during the Southern Ocean iron fertilisation experiment, EIFEX ,

ASLO Summer Meeting, 19-24 Juni 2005, Santiago de Compostela, Spain.. .

hdl:10013/epic.23027

Conference -Talk

Henjes, J. , Assmy, P. , Klaas, C. and Smetacek, V. (2005)
Impact of copepod grazing on developmental dynamics of an iron-induced phytoplankton bloom (EisenEx) ,

SS11: Biodiversity, Biogeochemistry and Trophic Interactions: The Braid of Pelagic Microbial Ecology, American Society of Limnology and Oceanography (ASLO) Summer Meeting 2005,1924 June, Santiago de Compostela, Spain .

hdl:10013/epic.23888

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Conference -Talk

Strass, V. , Assmy, P. , Bathmann, U. , Bellerby, R. , Cisewski, B. , Croot, P. , Gonzales, S. , Hoffmann, L. , Klaas, C. , Krägefsky, S. , Leach, H. , Peeken, I. , Savoye, N. and Smetacek, V. (2005)
Particle sedimentation from an iron-stimulated phytoplankton bloom in the Southern Ocean ,

Dynamic Planet 2005, 22-26 August, Cairns, Australia. .

hdl:10013/epic.24608

Conference -Talk

Assmy, P. , Henjes, J. , Klaas, C. and Smetacek, V. (2005)
SPECIES-SPECIFIC GROWTH PERFORMANCE AND GRAZING MORTALITY OF THE DIATOM ASSEMBLAGE DURING AN IN SITU IRON-INDUCED BLOOM IN THE SOUTHERN OCEAN (EISENEX) ,

ASLO Summer Meeting 2005, Special Session 11: Biodiversity, biogeochemistry and trophic interactions: The braid of pelagic microbial ecology. 19.-24. June, Santiago de Compostela, Spain. .

hdl:10013/epic.23887

Preview

Conference -Poster

Henjes, J. , Assmy, P. , Klaas, C. and Smetacek, V. (2004)
Response of small grazers to iron-induced phytoplankton blooms in the Antarctic Polar Frontal Zone ,

SCAR Open Science Conference "Antarctic and the Southern Ocean in the Global System", 25-31 July, Bremen, Germany .

hdl:10013/epic.24097

Preview

Conference -Poster

Assmy, P. , Henjes, J. , Klaas, C. and Smetacek, V. (2004)
Response of the diatom assemblage to iron fertilization in the Antarctic Polar Frontal Zone ,

SCAR Open Science Conference, Antarctica and the Southern Ocean in the Global System, 25-31 July, Bremen, Germany .

hdl:10013/epic.24096

Preview

Conference -Poster

Assmy, P. , Henjes, J. , Klaas, C. and Smetacek, V. (2003)
Biological response to iron fertilization in the Polar Frontal Zone of the Southern Ocean (EisenEx) ,

Ocean Biogeochemistry & Ecosystems Analysis (OCEANS), International Open Science Conference, 7-10 Jan., Paris, France. .

hdl:10013/epic.19027

Preview

Conference -Invited talk

Smetacek, V. , Assmy, P. , Henjes, J. and Klaas, C. (2003)
Plankton species selection during the iron-vertilization experiment EisenEx in the Southern Ocean ,

EGS-AGU-EUG Joint Assembly, "The Southern Ocean´s role in present and past climate", 06-11 April 2003, Nice, France .

hdl:10013/epic.19032

Conference -Poster

Assmy, P. , Henjes, J. , Klaas, C. and Smetacek, V. (2003)
Response of a diatom community to iron fertilization in the Polar Frontal Zone of the Southern Ocean (EisenEx): A species approach ,

Gordon Research Conference on Polar Marine Research, The changing polar oceans: impacts of a changing climate on physical, chemical, biological and coupled systems, 16-21 March, Ventura, CA, USA. .

hdl:10013/epic.19028

Conference -Poster

Henjes, J. , Assmy, P. , Klaas, C. and Smetacek, V. (2003)
Response of small grazers to an iron-induced diatom bloom in the Polar Frontal Zone of the Southern Ocean ,

Gordon Research Conference on Polar Marine Science, The changing polar oceans: impacts of a changing climate on physical, chemical, biological and coupled systems, 16-21 March, Ventura, USA. .

hdl:10013/epic.19029

Preview

Field Report

Assmy, P. , Freier, U. , Henjes, J. , Klaas, C. and Smetacek, V. (2001)
Phytoplankton composition and species abundance during EISENEX ,

[Field Report]

hdl:10013/epic.19815

Field Report

Freier, U. , Assmy, P. and Smetacek, V. (2000)
Phytoplankton ,

[Field Report]

hdl:10013/epic.19814

This list was generated on Fri May 24 05:25:49 2013 CEST.