Web Access Research Portal

Researcher: van der Merwe, P (Dr Pier van der Merwe)

Fields of Research

Chemical oceanography
Biological oceanography
Ecosystem function
Atmospheric composition, chemistry and processes
Glaciology
Conservation and biodiversity
Instrumental methods (excl. immunological and bioassay methods)
Marine and estuarine ecology (incl. marine ichthyology)
Physical oceanography
Atmospheric aerosols
Oceanography
Analytical spectrometry
Ecological impacts of climate change and ecological adaptation

Research Objectives

Measurement and assessment of marine water quality and condition
Other environmental management
Antarctic and Southern Ocean oceanic processes
Effects of climate change on Antarctic and sub-Antarctic environments (excl. social impacts)
Expanding knowledge in the earth sciences
Oceanic processes (excl. in the Antarctic and Southern Ocean)
Assessment and management of coastal and estuarine ecosystems
Biodiversity in Antarctic and Southern Ocean environments
Ecosystem adaptation to climate change
Expanding knowledge in the mathematical sciences
Expanding knowledge in the biological sciences
Understanding climate change
Scientific instruments
Expanding knowledge in the environmental sciences
Social impacts of climate change and variability

Career Best Publications

Biogeochemical observations during the winter-spring transition in East Antarctic sea ice: Evidence of iron and exopolysaccharide controls; Marine Chemistry: An International Journal for Studies of All Chemical Aspects of The Marine Environment
High lability Fe particles sourced from glacial erosion can meet previously unaccounted biological demand: Heard Island, Southern Ocean; Frontiers in Marine Science
Iron in sea ice: review and new insights; Elementa
Large flux of iron from the Amery Ice Shelf marine ice to Prydz Bay, East Antarctica; Journal of Geophysical Research: Oceans
Organic ligands control the concentrations of dissolved iron in Antarctic sea ice; Marine Chemistry
Role of sea ice in global biogeochemical cycles: emerging views and challenges; Quaternary Science Reviews: International Multidisciplinary Review and Research Journal
Sourcing the iron in the naturally fertilised bloom around the Kerguelen Plateau: particulate trace metal dynamics; Biogeosciences
Southern Ocean iron fertilization by baleen whales and Antarctic krill; Fish and Fisheries
The autonomous clean environmental (ACE) sampler: a trace-metal-clean seawater sampler suitable for open-oceantime-series applications; Limnology and Oceanography: Methods

Research Publications

Advances in the offline trace metal extraction of Mn, Co, Ni, Cu, Cd, and Pb from open ocean seawater samples with determination by sector field ICP-MS analysis; Analytical Methods
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
Biogeochemical observations during the winter-spring transition in East Antarctic sea ice: Evidence of iron and exopolysaccharide controls; Marine Chemistry: An International Journal for Studies of All Chemical Aspects of The Marine Environment
Carbon export in the naturally iron-fertilized Kerguelen area of the Southern Ocean based on the 234Th approach; Biogeosciences
Chlorophyll a in Antarctic sea ice from historical ice core data; Geophysical Research Letters
Chlorophyll-a in Antarctic landfast sea ice: a first synthesis of historical ice core data; Journal of Geophysical Research: Oceans
Critical evaluation of a seaFAST system for the analysis of trace metals in marine samples; Talanta
Detection, dispersal and biogeochemical contribution of hydrothermal iron in the ocean; Marine and Freshwater Research
Dissolved and Particulate Metals Distribution in Antarctic Sea Ice and their Role in Tracing Iron Sources; AGU Ocean Sciences Meeting 2010
Dissolved and particulate trace metals in the vicinity of the Kerguelen Islands, Southern Ocean, during the KEOPS2 experiment; ASLO 2013 Aquatic Sciences Meeting
Dissolved iron and iron(II) distributions beneath the pack ice in the East Antarctic (120 °E) during the winter/spring transition; Deep-Sea Research: Part II
Dissolved iron in the North Atlantic Ocean and Labrador Sea along the GEOVIDE section (GEOTRACES section GA01); Biogeosciences
Distribution of dissolved and particulate metals in Antarctic sea ice; Marine Chemistry: An International Journal for Studies of All Chemical Aspects of The Marine Environment
Distribution of dissolved iron in Antarctic sea ice: Spatial, seasonal, and inter-annual variability; Journal of Geophysical Research
Enhanced iron flux to Antarctic sea ice via dust deposition from ice-free coastal areas; Journal of Geophysical Research: Oceans
Fractional iron solubility of atmospheric iron inputs to the Southern Ocean; Marine Chemistry
Glacial and hydrothermal sources of dissolved iron(II) in Southern Ocean waters surrounding Heard and McDonald Islands; Journal of Geophysical Research: Oceans
High lability Fe particles sourced from glacial erosion can meet previously unaccounted biological demand: Heard Island, Southern Ocean; Frontiers in Marine Science
High temporal resolution observations of spring fast ice melt and seawater iron enrichment in East Antarctica; Journal of Geophysical Research-Space Physics
High variability in dissolved iron concentrations in the vicinity of the Kerguelen Islands (Southern Ocean); Biogeosciences
Homeostasis drives intense microbial trace metal processing on marine particles; Limnology and Oceanography
Impact of the natural Fe-fertilization on the magnitude, stoichiometry and efficiency of particulate biogenic silica, nitrogen and iron export fluxes; Deep-Sea Research I
Insights into the biogeochemical cycling of iron, nitrate, and phosphate across a 5,300km South Pacific Zonal Section (153E-150W); Global Biogeochemical Cycles
Iron availability influences nutrient drawdown in the Heard and McDonald Islands region, Southern Ocean; Marine Chemistry
Iron biogeochemistry in Antarctic pack ice during SIPEX-2; Deep-Sea Research II
Iron budgets for three distinct biogeochemical sites around the Kerguelen Archipelago (Southern Ocean) during the natural fertilisation study, KEOPS-2; Biogeosciences
Iron fertilization from the Amery Ice Shelf marine ice layer, East Antarctica; European Geosciences Union General Assembly 2018
Iron fractionation in pack and fast ice in East Antarctica: Temporal decoupling between the release of dissolved and particulate iron during spring melt; Deep-Sea Research. Part II: Topical Studies in Oceanography
Iron in sea ice: review and new insights; Elementa
Iron partitioning in pack and fast ice in East Antarctica: potential for temporal decoupling between the release of dissolved and particulate iron during spring melt; AGU Ocean Sciences Meeting 2010
Iron Whales
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
Large flux of iron from the Amery Ice Shelf marine ice to Prydz Bay, East Antarctica; Journal of Geophysical Research: Oceans
Manganese biogeochemistry in the Southern Ocean, from Tasmania to Antarctica; Limnology and Oceanography
Modern sampling and analytical methods for the determination of trace elements in marine particulate material using magnetic sector inductively coupled plasma-mass spectrometry; Analytica Chimica Acta
Modern sampling and analytical methods for the determination of trace elements in marine samples using sector field ICP-MS; 18th RACI Research and Development Topics Conference in Analytical and Environmental Chemistry
Organic ligands control the concentrations of dissolved iron in Antarctic sea ice; Goldschmidt2015
Organic ligands control the concentrations of dissolved iron in Antarctic sea ice; Marine Chemistry
Phytoplankton let us breathe
Preliminary investigation into the stimulation of phytoplankton photophysiology and growth by whale faeces; Journal of Experimental Marine Biology and Ecology
Primary productivity induced by iron and nitrogen in the Tasman Sea: an overview of the PINTS expedition; Marine and Freshwater Research
Role of sea ice in global biogeochemical cycles: emerging views and challenges; Quaternary Science Reviews
Role of sea ice in global biogeochemical cycles: emerging views and challenges; Quaternary Science Reviews: International Multidisciplinary Review and Research Journal
Size fractionation and bioavailability of iron released from melting sea ice in a subpolar marginal sea; Marine Chemistry
Size fractionation of iron, manganese and aluminium in Antarctic fast ice reveals a lithogenic origin and low iron solubility; Marine Chemistry
Size fractionation of iron, manganese and aluminium in Antarctic fast ice reveals a lithogenic origin and low iron solubility; Ocean Sciences Meeting
Size fractionation of particulate metals during a time series in East Antarctic fast ice; EGU General Assembly
Sourcing the iron in the naturally fertilised bloom around the Kerguelen Plateau: particulate trace metal dynamics; Biogeosciences
Southern Ocean iron fertilization by baleen whales and Antarctic krill; Fish and Fisheries
Sustained upwelling of subsurface iron supplies seasonally persistent phytoplankton blooms around the Southern Kerguelen Plateau, Southern Ocean; Journal of Geophysical Research: Oceans
The autonomous clean environmental (ACE) sampler: a trace-metal-clean seawater sampler suitable for open-oceantime-series applications; Limnology and Oceanography: Methods
The characteristics of dissolved organic matter (DOM) and chromophoric dissolved organic matter (CDOM) in Antarctic sea ice; Deep-Sea Research. Part 2: Topical Studies in Oceanography
The GEOTRACES Intermediate Data Product 2017; Chemical Geology
Trace metals (Fe, Mn, Co, Cu, Pb, Cd, Ni) analysis in open ocean samples using sector field ICP-MS; 2012APWC - Asia Pacific Winter Conference on Plasma Spectrochemistry

Research Projects

The Role of Iron as a Micro-Nutrient to the Antarctic Sea-Ice Zone Algal Community ; Department of Environment and Energy (Cwth) (DoEE)

Research Candidate Supervision

Manganese Distributions in the Southern Ocean and the Co-impact Mn-Fe-Cu on Phytoplankton
The impact of hydrothermal vents on trace metal biogeochemistry in the Southern Ocean. Locate HVs in the Heard Island region, quantify trace metal inputs and determine impacts on surface biological productivity