Dr. Christa Pohl

Trace metal analysis in seawater, suspended particulate matter, sediment and biota. Developement and application of analytical methods for the measurement of Cd, Pb, Cu, Zn, Fe, Mn, Co, Hg, Se, As, Mo.

The importance of climate relevant micronutrients (Fe, Mn, Co) in relation to phytoplankton growth in the Baltic Sea, East Atlantic and Southern Ocean.

Processes of trace metals in seawater and at boundary layers, especially at the oxic / anoxic interface.

Land ocean interactions: Transport, modification and sink of metals in the transition areas.

Trace metal monitoring in the Baltic Sea. Measurements of dissolved and particulate fixed metals (Cd, Pb, Cu, Zn, Hg) and accompanying studies.

Quality assurance for sampling, sample handling, and chemical methods. Validation of analytical measurements. Participation in external international quality assurance measures (QUASIMEME). Organisation of international intercalibration exercise.