The Maher group is interested in:

- Arsenic species in marine samples

  • - Degradation of Arsenic species in macroalgae

  • - Arsenic metabolism in bacteria, phytoplankton and animals

  • - Antimony cycling in the environment

  • - Mercury and Selenium species in fish and sediments

  • - Exposure-Dose-Response of bivalves to metals


The Ellwood group is interested in:

- Silicon and germanium cycling in the ocean during present and past using the silicon isotope and Ge/Si signature of diatoms and sponges

- Trace elements and isotopes and their links to ocean productivity



The Hassler group is interested in:

- Effect of source and biological processes on the bioavailability and cycling of trace elements
- Micronutrients control on primary productivity
- Trace metal limitation and toxicity in aquatic systems
- Bio-reporters - micro-organisms as analytical tools


The Butler group is interested in:

  • - Trace element cycling in coastal and open-ocean waters

  • - Redox elements and their use in marine biochemistry

  • - Marine biogeochemistry of iodine, selenium and arsenic


The Bowie group is interested in:

  • - Iron biogeochemistry in Southern Ocean and Antarctic environments

  • - Trace elemental supply in dust and sediments

  • - Natural ocean iron fertilisation

  • - Cycling and speciation

  • - Development of marine sampling, measurement systems and oceanic chemical sensors

  • - Trace elemental export of marine particles


The Otago group (Breitbarth, Hoffmann, Sander) is interested in:

- ocean acidification effects on trace metal biogeochemistry

- Fe, Cd, Zn, Cu cycling in open ocean systems

- Cd:PO4 relationship

- Effects of metal depositions into seawater from volcanic ash

- Biological feedback mechanisms on trace metal chemistry

- metal binding ligand characterization

- method development for optimizing trace metal analysis in seawater and combining ocean acidification work with trace metal clean protocols