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• Not all calcite ballast is created equal: differing effects of foraminiferan and coccolith calcite on the formation and sinking of aggregates

  Authors:K. Schmidt, C. L. De La Rocha, M. Gallinari, and G. CorteseFrom:Biogeosciences (Vol. 11, Issue 1) Peer-Reviewed

  Jan. 9, 201432 words Brief article Byline: K. Schmidt, C. L. De La Rocha, M. Gallinari, G. Cortese To access, purchase, authenticate, or subscribe to the full-text of this article, please visit this link:...

• Changes in calcification of coccoliths under stable atmospheric CO.sub.2

  Authors:C. Berger, K. J. S. Meier, H. Kinkel, and K.-H. BaumannFrom:Biogeosciences (Vol. 11, Issue 4) Peer-Reviewed

  Feb. 20, 201431 words Brief article Byline: C. Berger, K. J. S. Meier, H. Kinkel, K.-H. Baumann To access, purchase, authenticate, or subscribe to the full-text of this article, please visit this link:...

• A 15-million-year-long record of phenotypic evolution in the heavily calcified coccolithophore Helicosphaera and its biogeochemical implications.

  Authors:Luka Supraha and Jorijntje HenderiksFrom:Biogeosciences (Vol. 17, Issue 11) Peer-Reviewed

  June 9, 2020425 words Article The biogeochemical impact of coccolithophores is defined not only by their overall abundance in the oceans but also by wide ranges in physiological traits such as cell size, degree of calcification and carbon production...

• Change in coccolith size and morphology due to response to temperature and salinity in coccolithophore Emiliania huxleyi (Haptophyta) isolated from the Bering and Chukchi seas

  Authors:Kazuko Saruwatari, Manami Satoh, Naomi Harada, Iwane Suzuki, and Yoshihiro ShiraiwaFrom:Biogeosciences (Vol. 13, Issue 9) Peer-Reviewed

  May 10, 2016333 words Brief article Strains of the coccolithophore Emiliania huxleyi (Haptophyta) collected from the subarctic North Pacific and Arctic oceans in 2010 were established as clone cultures and have been maintained in the laboratory at...

• Technical note: Accelerate coccolith size separation via repeated centrifugation.

  Authors:Hongrui Zhang, Chuanlian Liu, Luz María Mejía, and Heather StollFrom:Biogeosciences (Vol. 18, Issue 5) Peer-Reviewed

  Mar. 18, 2021210 words Brief article Coccolithophores play a key role in the marine carbon cycle and ecosystem. The carbonate shells produced by coccolithophore, named as coccolith, could be well preserved in the marine sediment for millions of years and...

• Alkenone isotopes show evidence of active carbon concentrating mechanisms in coccolithophores as aqueous carbon dioxide concentrations fall below 7 µmol L.sup.-1.

  Author:Marcus P. S. BadgerFrom:Biogeosciences (Vol. 18, Issue 3) Peer-Reviewed

  Feb. 15, 2021232 words Brief article Coccolithophores and other haptophyte algae acquire the carbon required for metabolic processes from the water in which they live. Whether carbon is actively moved across the cell membrane via a carbon concentrating...

• Haplo-diplontic life cycle expands coccolithophore niche.

  Authors:Joost de Vries, Fanny Monteiro, Glen Wheeler, Alex Poulton, Jelena Godrijan, Federica Cerino, et al.From:Biogeosciences (Vol. 18, Issue 3) Peer-Reviewed

  Feb. 16, 2021320 words Brief article Coccolithophores are globally important marine calcifying phytoplankton that utilize a haplo-diplontic life cycle. The haplo-diplontic life cycle allows coccolithophores to divide in both life cycle phases and...

• Temperature affects the morphology and calcification of Emiliania huxleyi strains

  Authors:Anaid Rosas-Navarro, Gerald Langer, and Patrizia ZiveriFrom:Biogeosciences (Vol. 13, Issue 10) Peer-Reviewed

  May 18, 2016349 words Brief article The global warming debate has sparked an unprecedented interest in temperature effects on coccolithophores. The calcification response to temperature changes reported in the literature, however, is ambiguous. The two...

• Factors controlling coccolithophore biogeography in the Southern Ocean

  Authors:Cara Nissen, Meike Vogt, Matthias Munnich, Nicolas Gruber, and F. Alexander HaumannFrom:Biogeosciences (Vol. 15, Issue 22) Peer-Reviewed

  Nov. 22, 2018262 words Author abstract, Bri...

  The biogeography of Southern Ocean phytoplankton controls the local biogeochemistry and the export of macronutrients to lower latitudes and depth. Of particular relevance is the competitive interaction between...

• Technical Note: Weight approximation of coccoliths using a circular polarizer and interference colour derived retardation estimates -- (The CPR Method)

  Author:J. BollmannFrom:Biogeosciences (Vol. 11, Issue 7) Peer-Reviewed

  Apr. 8, 201423 words Brief article Byline: J. Bollmann To access, purchase, authenticate, or subscribe to the full-text of this article, please visit this link:...

• Carbon export and transfer to depth across the Southern Ocean Great Calcite Belt

  Authors:S. Z. Rosengard, P. J. Lam, W. M. Balch, M. E. Auro, S. Pike, D. Drapeau, et al.From:Biogeosciences (Vol. 12, Issue 13) Peer-Reviewed

  July 2, 2015281 words Brief article Sequestration of carbon by the marine biological pump depends on the processes that alter, remineralize, and preserve particulate organic carbon (POC) during transit to the deep ocean. Here, we present data collected...

• The role of coccoliths in protecting Emiliania huxleyi against stressful light and UV radiation

  Authors:Juntian Xu, Lennart T. Bach, Kai G. Schulz, Wenyan Zhao, Kunshan Gao, and Ulf RiebesellFrom:Biogeosciences (Vol. 13, Issue 16) Peer-Reviewed

  Aug. 18, 2016298 words Brief article Coccolithophores are a group of phytoplankton species which cover themselves with small scales (coccoliths) made of calcium carbonate (CaCO.sub.3). The reason why coccolithophores form these calcite platelets has been a...

• Phototaxis and aerotaxis in a calcifying alga

  Authors:P. Jackie Duke, Wendy Callejas, Lan Doan, and Mary MarshFrom:Gravitational and Space Biology (Vol. 18, Issue 2) Peer-Reviewed

  June 20051,147 words Report 1440LINTRODUCTION The coccolithophore, Pleurochrysis carterae, is a unicellular marine alga, with an outer covering of scales known as coccoliths, instead of a cell wall (Figure 1; 1). Coccoliths are composed of calcium...

• Coccolith mass and morphology of different Emiliania huxleyi morphotypes: A critical examination using Canary Islands material.

  Authors:Simen Alexander Linge Johnsen, Jörg Bollmann, and Christopher Edward CornwallFrom:PLoS ONE (Vol. 15, Issue 3) Peer-Reviewed

  Mar. 27, 202011,057 words Article 1510LDifferent morphotypes of the abundant marine calcifying algal species Emiliania huxleyi are commonly linked to various degrees of E. huxleyi calcification, but few studies have been done to validate this assumption. This...

• Coccolithophore biodiversity controls carbonate export in the Southern Ocean.

  Authors:Andrés S. Rigual Hernández, Thomas W. Trull, Scott D. Nodder, José A. Flores, Helen Bostock, Fátima Abrantes, et al.From:Biogeosciences (Vol. 17, Issue 1) Peer-Reviewed

  Jan. 17, 2020363 words Brief article Southern Ocean waters are projected to undergo profound changes in their physical and chemical properties in the coming decades. Coccolithophore blooms in the Southern Ocean are thought to account for a major fraction of...

• Marine and freshwater micropearls: biomineralization producing strontium-rich amorphous calcium carbonate inclusions is widespread in the genus Tetraselmis (Chlorophyta)

  Authors:Agathe Martignier, Montserrat Filella, Kilian Pollok, Michael Melkonian, Michael Bensimon, Francois Barja, et al.From:Biogeosciences (Vol. 15, Issue 21) Peer-Reviewed

  Nov. 7, 2018333 words Author abstract, Bri...

  Unicellular algae play important roles in the biogeochemical cycles of numerous elements, particularly through the biomineralization capacity of certain species (e.g., coccolithophores greatly contributing to the...

• Environmental drivers of coccolithophore abundance and calcification across Drake Passage (Southern Ocean)

  Authors:Anastasia Charalampopoulou, Alex J. Poulton, Dorothee C. E. Bakker, Mike I. Lucas, Mark C. Stinchcombe, and Toby TyrrellFrom:Biogeosciences (Vol. 13, Issue 21) Peer-Reviewed

  Nov. 1, 2016313 words Brief article Although coccolithophores are not as numerically common or as diverse in the Southern Ocean as they are in subpolar waters of the North Atlantic, a few species, such as Emiliania huxleyi, are found during the summer...

• Temperature Modulates Coccolithophorid Sensitivity of Growth, Photosynthesis and Calcification to Increasing Seawater pCO.sub.2

  Authors:Scarlett Sett, Lennart T. Bach, Kai G. Schulz, Signe Koch-Klavsen, Mario Lebrato, and Ulf RiebesellFrom:PLoS ONE (Vol. 9, Issue 2) Peer-Reviewed

  Feb. 5, 20146,723 words Article 1650LAuthor(s): Scarlett Sett 1,*, Lennart T. Bach 1, Kai G. Schulz 1,2, Signe Koch-Klavsen 1, Mario Lebrato 1, Ulf Riebesell 1 Introduction Rapidly increasing fossil fuel emissions and deforestation over the past 250...

• Genome Variations Associated with Viral Susceptibility and Calcification in Emiliania huxleyi

  Authors:Jessica U. Kegel, Uwe John, Klaus Valentin, and Stephan FrickenhausFrom:PLoS ONE (Vol. 8, Issue 11) Peer-Reviewed

  Nov. 19, 20137,754 words Article 1500LAuthor(s): Jessica U. Kegel 1, Uwe John 1, Klaus Valentin 1, Stephan Frickenhaus 1,2,* Introduction The prolific coccolithophore Emiliania huxleyi is distributed from sub-polar to tropical latitudes [1], [2] and...

• The role of ocean acidification in Emiliania huxleyi coccolith thinning in the Mediterranean Sea

  Authors:K. J. S. Meier, L. Beaufort, S. Heussner, and P. ZiveriFrom:Biogeosciences (Vol. 11, Issue 10) Peer-Reviewed

  May 28, 201431 words Brief article Byline: K. J. S. Meier, L. Beaufort, S. Heussner, P. Ziveri To access, purchase, authenticate, or subscribe to the full-text of this article, please visit this link:...