Fields of Research

Chemical oceanography
Atmospheric composition, chemistry and processes
Glaciology
Isotope geochemistry
Instrumental methods (excl. immunological and bioassay methods)
Physical oceanography
Conservation and biodiversity
Marine and estuarine ecology (incl. marine ichthyology)
Biological oceanography
Analytical chemistry

Research Objectives

Other environmental management
Antarctic and Southern Ocean oceanic processes
Measurement and assessment of marine water quality and condition
Expanding knowledge in the earth sciences
Effects of climate change on Antarctic and sub-Antarctic environments (excl. social impacts)
Oceanic processes (excl. in the Antarctic and Southern Ocean)
Understanding climate change
Expanding knowledge in the environmental sciences
Assessment and management of terrestrial ecosystems
Expanding knowledge in the biological sciences
Biodiversity in Antarctic and Southern Ocean environments

Career Best Publications

Research Publications

A proposed seasonal cycle of dissolved iron-binding ligands in Antarctic sea ice; Elementa: Science of the Anthropocene
Analysis of trace metals in open ocean seawater samples using resin extraction methods with SF-ICP-MS detection; PACIFICHEM, 2015 International Chemical Congress of Pacific Basin Societies
Bioactive trace metals and their isotopes as paleoproductivity proxies: an assessment using GEOTRACES-Era data; Global Biogeochemical Cycles
Circumpolar deep water and shelf sediments support late summer microbial iron remineralization; Global Biogeochemical Cycles
Constraining the contribution of hydrothermal iron to Southern Ocean export production using deep ocean iron observations; Frontiers in Marine Science
Critical evaluation of a seaFAST system for the analysis of trace metals in marine samples; Talanta
Effect of salinity and temperature on the determination of dissolved iron-binding organic ligands in the polar marine environment; Marine Chemistry: An International Journal for Studies of All Chemical Aspects of The Marine Environment
Electrochemical and spectrochemical investigations into the determination of Niobium and Zirconium complexes in seawater
Glacial and hydrothermal sources of dissolved iron(II) in Southern Ocean waters surrounding Heard and McDonald Islands; Journal of Geophysical Research: Oceans
Global sea-surface iodide observations, 1967-2018; Scientific Data
High lability Fe particles sourced from glacial erosion can meet previously unaccounted biological demand: Heard Island, Southern Ocean; Frontiers in Marine Science
Identifying potential sources of iron-binding ligands in coastal Antarctic environments and the wider Southern Ocean; Frontiers in Marine Science
Identifying the sources and sinks of CDOM/FDOM across the Mauritanian Shelf and their potential role in the decomposition of superoxide (O₂ -); Frontiers in Marine Science
Impacts of dust deposition on dissolved trace metal concentrations (Mn, Al and Fe) during a mesocosm experiment; Biogeosciences
Influence of organic complexation on dissolved iron distribution in East Antarctic pack ice; Marine Chemistry
Insights into the biogeochemical cycling of iron, nitrate, and phosphate across a 5,300 km South Pacific Zonal Section (153°E-150°W); Global Biogeochemical Cycles
Iron availability influences nutrient drawdown in the Heard and McDonald Islands region, Southern Ocean; Marine Chemistry
Kerguelen Axis 2015-16: Marine science activities in support of research and observing of marine ecosystems in the vicinity of the Kerguelen Axis during 2015-16 austral summer
Manganese biogeochemistry in the Southern Ocean, from Tasmania to Antarctica; Limnology and Oceanography
Manganese biogeochemistry in the sunlit ocean
Nitrate-dependent iron oxidation limits iron transport in anoxic ocean regions; Earth and Planetary Science Letters
Pathways of superoxide (O₂^-) decay in the Eastern Tropical North Atlantic; Environmental Science and Technology
Reactivity of inorganic Mn and Mn desferrioxamine B with O₂, O₂^-, and H₂O₂ in seawater; Environmental Science and Technology
Redox processes impacting the flux of iron(II) from shelf sediments to the OMZ along the Peruvian shelf; ACS Earth and Space Chemistry
Sustained upwelling of subsurface iron supplies seasonally persistent phytoplankton blooms around the Southern Kerguelen Plateau, Southern Ocean; Journal of Geophysical Research: Oceans
The GEOTRACES Intermediate Data Product 2017; Chemical Geology
The stability of Fe-isotope signatures during low salinity mixing in subarctic estuaries; Aquatic Geochemistry
Total dissolvable and dissolved iron isotopes in the water column of the Peru upwelling regime; Geochimica et Cosmochimica Acta
Transformation of iodate to iodide in marine phytoplankton driven by cell senescence; Aquatic Biology
Utilizing Radioisotopes for Trace Metal Speciation Measurements in Seawater; Radioisotopes - Applications in Physical Sciences

Research Projects

Research Candidate Supervision