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Electrochemical characterization of iron-binding ligands in the Western South Pacific, Southern Ocean and Amundsen Sea during the U.S. GEOTRACES cruises GP17-OCE and GP17-ANT
TRACE ELEMENT DISTRIBUTIONS AND CYCLING ACROSS OCEAN BASINS III ORAL
ocean sciences | 10 december 2024
Leo Mahieu, Salvatore Caprara, Joseph Resing, Pete...
Iron-binding ligands (FeL) play an essential role in the dissolved iron (DFe) cycle and its control on primary production. Our knowledge on the fracti...
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Iron-binding Humic-like Ligands in the Amundsen Sea: Results from U.S. GEOTRACES GP17-ANT
TRACE ELEMENT DISTRIBUTIONS AND CYCLING ACROSS OCEAN BASINS II POSTER
ocean sciences | 10 december 2024
Laura Moore, Randelle M. Bundy, Joseph A. Resing, ...
The biogeochemistry and distributions of iron, an essential micronutrient, are heavily influenced by organic ligands. Iron is the primary limiting nut...
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Factors driving the uptake of bioactive trace metals in the Fe-stressed Amundsen Sea Polynya, West Antarctica
TRACE ELEMENT DISTRIBUTIONS AND CYCLING ACROSS OCEAN BASINS I POSTER
ocean sciences | 10 december 2024
Venkatesh Chinni, Kaixuan Bu, Janelle Steffen, Jes...
The Amundsen Sea (AS) Polynya, on the West Antarctic shelf, is one of the most productive regions in the Southern Ocean. Macronutrients are relatively...
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Evaluating the Sources and Identity of Iron-Binding Organic Ligands in the Southern Ocean
LINKING ECOGENOMICS, PHYSIOLOGY, AND BIOGEOCHEMICAL CYCLES IN A CHANGING SOUTHERN OCEAN ELIGHTNING
ocean biology and biogeochemistry | 23 february 2024
Sophie Jenness, Patrick Monreal, Matthew Savoca, J...
Iron (Fe) is a micronutrient essential for life. In large areas of the Southern Ocean, low concentrations of Fe limit primary productivity, creating a...
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Iron Sources in the Amundsen Sea: Insights from Soluble, Colloidal, Dissolved and Particulate Fractions
HEADING SOUTH: CONTRASTING BIOGEOCHEMICAL CYCLING OF TRACE ELEMENTS AND ISOTOPES FROM TROPICAL TO SOUTHERN OCEAN WATERS II ORAL
high latitude environments | 23 february 2024
Venkatesh Chinni, Lisa Herbert, Janelle Steffen, S...
The Amundsen Sea (AS) hosts the most productive polynya in Antarctica and is extremely vulnerable to climate change with accelerating inputs of glacia...
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Iron-demand of heterotrophic bacteria in the mesopelagic along biogeochemical gradients in the Equatorial Pacific
SPECIATION AND BIOAVAILABILITY OF TRACE METALS IN THE MARINE ENVIRONMENT III ORAL
ocean biology and biogeochemistry | 22 february 2024
Travis Mellett, Patrick Monreal, Korinna Kunde, Vi...
It is well established that iron (Fe) is an essential micronutrient that limits phytoplankton primary productivity in a large proportion of the surfac...
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Manganese-Mediated Nitrogen Transformation in Suboxic Gulf of Mexico Porewaters
BIOGEOCHEMICAL CYCLING IN THE CARIBBEAN SEA, THE GULF OF MEXICO, AND BEYOND II POSTER
ocean biology and biogeochemistry | 22 february 2024
Stephanie Procopio, Randelle M. Bundy, Nicole Mucc...
Manganese is a redox-active trace metal in the ocean that is a required element for life, but our knowledge of its biogeochemical cycle in natural wat...
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High resolution measurements in the Bering Strait quantify trace metal and nutrient supply to the Arctic, identifying novel trace metal contribution from the Alaskan Coastal Current
ARCTIC OCEAN CHANGES AND PROCESSES VI POSTER
high latitude environments | 22 february 2024
Laramie Jensen, Randelle M. Bundy, Rebecca A. Wood...
Trace metals such as iron (Fe), copper (Cu), nickel (Ni), zinc (Zn), cadmium (Cd), and manganese (Mn) are essential micronutrients for phytoplankton i...
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