Web Access Research Portal

Researcher: Schallenberg, C (Dr Christina Schallenberg)

Fields of Research

Biological oceanography
Chemical oceanography
Physical oceanography
Conservation and biodiversity
Ecosystem function
Isotope geochemistry
Instrumental methods (excl. immunological and bioassay methods)
Marine geoscience

Research Objectives

Expanding knowledge in the earth sciences
Measurement and assessment of marine water quality and condition
Biodiversity in Antarctic and Southern Ocean environments
Expanding knowledge in the biological sciences
Understanding climate change
Effects of climate change on Antarctic and sub-Antarctic environments (excl. social impacts)
Assessment and management of terrestrial ecosystems
Assessment and management of coastal and estuarine ecosystems
Climatological hazards (e.g. extreme temperatures, drought and wildfires)
Expanding knowledge in the environmental sciences
Effects of climate change on the South Pacific (excl. Australia and New Zealand) (excl. social impacts)

Career Best Publications

Diel quenching of Southern Ocean phytoplankton fluorescence is related to iron limitation; Biogeosciences

Research Publications

Algorithms to estimate Antarctic sea ice algal biomass from under-ice irradiance spectra at regional scales; Marine Ecology Progress Series
Biogeochemical characteristics of eddies in the East Australian Current depend on eddy type, history and location; Journal of Marine Systems
Critical evaluation of a seaFAST system for the analysis of trace metals in marine samples; Talanta
Diel quenching of Southern Ocean phytoplankton fluorescence is related to iron limitation; Biogeosciences
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
Glacial and hydrothermal sources of dissolved iron(II) in Southern Ocean waters surrounding Heard and McDonald Islands; Journal of Geophysical Research: Oceans
Inferred influence of nutrient availability on the relationship between Sun-induced chlorophyll fluorescence and incident irradiance in the Bering Sea; Journal of Geophysical Research
Interacting effects of light and iron availability on the coupling of photosynthetic electron transport and CO2-assimilation in marine phytoplankton; PLoS ONE
Iron availability influences nutrient drawdown in the Heard and McDonald Islands region, Southern Ocean; Marine Chemistry
Iron cycling in the anoxic cryo-ecosystem of Antarctic Lake Vida; Biogeochemistry
Iron(II) variability in the northeast subarctic Pacific 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
Multi-year observations of fluorescence and backscatter at the Southern Ocean Time Series (SOTS) shed light on two distinct seasonal bio-optical regimes; Frontiers in Marine Science
Southern Ocean Time Series (SOTS) - Quality Assessment and Control Report Wetlabs FLNTUS instruments Version 2.0
Sustained upwelling of subsurface iron supplies seasonally persistent phytoplankton blooms around the Southern Kerguelen Plateau, Southern Ocean; Journal of Geophysical Research: Oceans
Temporal variability of dissolved iron species in the mesopelagic zone at Ocean Station PAPA; Journal of Marine Systems
The GEOTRACES Intermediate Data Product 2017; Chemical Geology
The subsurface biological structure of Southern Ocean eddies revealed by BGC-Argo floats; Journal of Marine Systems

Research Projects

Physical, chemical and biogeochemical gradients in the East Australian Current; CSIRO-Commonwealth Scientific & Industrial Research Organisation (CSIRO)
Towards large-scale estimates of photosynthetic competency: an assessment of iron stress and other environmental influences on sun-induced fluorescence quenching

Research Candidate Supervision