Variations of the Organic Matter Composition in the Sea Surface Microlayer: A Comparison between Open Ocean, Coastal, and Upwelling Sites Off the Peruvian Coast

by Birthe Zäncker, Astrid Bracher, Astrid Bracher, Rüdiger Röttgers, Anja Engel
Published 2017-12-01

Investigation of Spectral Band Requirements for Improving Retrievals of Phytoplankton Functional Types

by Aleksandra Wolanin, Mariana A. Soppa, Astrid Bracher
Published 2016-10-01

Diatom Phenology in the Southern Ocean: Mean Patterns, Trends and the Role of Climate Oscillations

by Mariana A. Soppa, Christoph Völker, Astrid Bracher
Published 2016-05-01

High Resolution Water Column Phytoplankton Composition Across the Atlantic Ocean From Ship-Towed Vertical Undulating Radiometry

by Astrid Bracher, Astrid Bracher, Hongyan Xi, Tilman Dinter, Antoine Mangin, Volker Strass, Wilken-Jon von Appen, Sonja Wiegmann
Published 2020-04-01

High colored dissolved organic matter (CDOM) absorption in surface waters of the central-eastern Arctic Ocean: Implications for biogeochemistry and ocean color algorithms.

by Rafael Gonçalves-Araujo, Benjamin Rabe, Ilka Peeken, Astrid Bracher
Published 2018-01-01

Inter-Annual Variability of Organic Carbon Concentration in the Eastern Fram Strait During Summer (2009–2017)

by Anja Engel, Astrid Bracher, Astrid Bracher, Tilman Dinter, Sonja Endres, Sonja Endres, Julia Grosse, Katja Metfies, Katja Metfies, Ilka Peeken, Judith Piontek, Judith Piontek, Ian Salter, Eva-Maria Nöthig
Published 2019-04-01

Summertime Chlorophyll a and Particulate Organic Carbon Standing Stocks in Surface Waters of the Fram Strait and the Arctic Ocean (1991–2015)

by Eva-Maria Nöthig, Simon Ramondenc, Simon Ramondenc, Antonie Haas, Laura Hehemann, Andreas Walter, Astrid Bracher, Astrid Bracher, Catherine Lalande, Catherine Lalande, Katja Metfies, Ilka Peeken, Eduard Bauerfeind, Antje Boetius, Antje Boetius
Published 2020-06-01

Assessing the Influence of Water Constituents on the Radiative Heating of Laptev Sea Shelf Waters

by Mariana A. Soppa, Vasileios Pefanis, Vasileios Pefanis, Sebastian Hellmann, Sebastian Hellmann, Svetlana N. Losa, Jens Hölemann, Fedor Martynov, Birgit Heim, Markus A. Janout, Tilman Dinter, Vladimir Rozanov, Astrid Bracher, Astrid Bracher
Published 2019-05-01

Global Retrieval of Diatom Abundance Based on Phytoplankton Pigments and Satellite Data

by Mariana A. Soppa, Takafumi Hirata, Brenner Silva, Tilman Dinter, Ilka Peeken, Sonja Wiegmann, Astrid Bracher
Published 2014-10-01

Assessment of Polymer Atmospheric Correction Algorithm for Hyperspectral Remote Sensing Imagery over Coastal Waters

by Mariana A. Soppa, Brenner Silva, François Steinmetz, Darryl Keith, Daniel Scheffler, Niklas Bohn, Astrid Bracher
Published 2021-06-01

Retrieval of Phytoplankton Pigments from Underway Spectrophotometry in the Fram Strait

by Yangyang Liu, Emmanuel Boss, Alison Chase, Hongyan Xi, Xiaodong Zhang, Rüdiger Röttgers, Yanqun Pan, Astrid Bracher
Published 2019-02-01

Synergistic Exploitation of Hyper- and Multi-Spectral Precursor Sentinel Measurements to Determine Phytoplankton Functional Types (SynSenPFT)

by Svetlana N. Losa, Mariana A. Soppa, Tilman Dinter, Tilman Dinter, Aleksandra Wolanin, Robert J. W. Brewin, Robert J. W. Brewin, Annick Bricaud, Annick Bricaud, Julia Oelker, Ilka Peeken, Bernard Gentili, Bernard Gentili, Vladimir Rozanov, Astrid Bracher, Astrid Bracher
Published 2017-07-01

Corrigendum: Synergistic Exploitation of Hyper- and Multi-Spectral Precursor Sentinel Measurements to Determine Phytoplankton Functional Types (SynSenPFT)

by Svetlana N. Losa, Mariana A. Soppa, Tilman Dinter, Tilman Dinter, Aleksandra Wolanin, Robert J. W. Brewin, Robert J. W. Brewin, Annick Bricaud, Annick Bricaud, Julia Oelker, Ilka Peeken, Bernard Gentili, Bernard Gentili, Vladimir Rozanov, Astrid Bracher, Astrid Bracher
Published 2017-08-01

Towards Cost-Effective Operational Monitoring Systems for Complex Waters: Analyzing Small-Scale Coastal Processes with Optical Transmissometry.

by Marta Ramírez-Pérez, Marta Ramírez-Pérez, Rafael Gonçalves-Araujo, Sonja Wiegmann, Elena Torrecilla, Raul Bardaji, Rüdiger Röttgers, Astrid Bracher, Jaume Piera
Published 2017-01-01

Exopolymeric Substances Control Microbial Community Structure and Function by Contributing to both C and Fe Nutrition in Fe-Limited Southern Ocean Provinces

by Sonia Blanco-Ameijeiras, Damien J. E. Cabanes, Rachel N. Cable, Scarlett Trimborn, Stéphan Jacquet, Sonja Wiegmann, Christian Völkner, Florian Lelchat, Astrid Bracher, Melissa B. Duhaime, Christel S. Hassler
Published 2020-12-01

COMMENTARY | Understanding the Role of the Biological Pump in the Global Carbon Cycle: An Imperative for Ocean Science

by Susumu Honjo, Timothy I. Eglinton, Craig D. Taylor, Kevin M. Ulmer, Stefan Sievert, Astrid Bracher, Christopher German, Virginia Edgcomb, Roger Francois, M. Debora Iglesias-Rodriguez, Benjamin Van Mooy, Daniel J. Repeta
Published 2014-09-01

Summertime plankton ecology in Fram Strait—a compilation of long- and short-term observations

by Eva-Maria Nöthig, Astrid Bracher, Anja Engel, Katja Metfies, Barbara Niehoff, Ilka Peeken, Eduard Bauerfeind, Alexandra Cherkasheva, Steffi Gäbler-Schwarz, Kristin Hardge, Estelle Kilias, Angelina Kraft, Yohannes Mebrahtom Kidane, Catherine Lalande, Judith Piontek, Karolin Thomisch, Mascha Wurst
Published 2015-12-01

Field Intercomparison of Radiometer Measurements for Ocean Colour Validation

by Gavin Tilstone, Giorgio Dall’Olmo, Martin Hieronymi, Kevin Ruddick, Matthew Beck, Martin Ligi, Maycira Costa, Davide D’Alimonte, Vincenzo Vellucci, Dieter Vansteenwegen, Astrid Bracher, Sonja Wiegmann, Joel Kuusk, Viktor Vabson, Ilmar Ansko, Riho Vendt, Craig Donlon, Tânia Casal
Published 2020-05-01

Laboratory Intercomparison of Radiometers Used for Satellite Validation in the 400–900 nm Range

by Viktor Vabson, Joel Kuusk, Ilmar Ansko, Riho Vendt, Krista Alikas, Kevin Ruddick, Ave Ansper, Mariano Bresciani, Henning Burmester, Maycira Costa, Davide D’Alimonte, Giorgio Dall’Olmo, Bahaiddin Damiri, Tilman Dinter, Claudia Giardino, Kersti Kangro, Martin Ligi, Birgot Paavel, Gavin Tilstone, Ronnie Van Dommelen, Sonja Wiegmann, Astrid Bracher, Craig Donlon, Tânia Casal
Published 2019-05-01

Field Intercomparison of Radiometers Used for Satellite Validation in the 400–900 nm Range

by Viktor Vabson, Joel Kuusk, Ilmar Ansko, Riho Vendt, Krista Alikas, Kevin Ruddick, Ave Ansper, Mariano Bresciani, Henning Burmester, Maycira Costa, Davide D’Alimonte, Giorgio Dall’Olmo, Bahaiddin Damiri, Tilman Dinter, Claudia Giardino, Kersti Kangro, Martin Ligi, Birgot Paavel, Gavin Tilstone, Ronnie Van Dommelen, Sonja Wiegmann, Astrid Bracher, Craig Donlon, Tânia Casal
Published 2019-05-01