Oceanographer - Tasks and specialisations
Kaimātai Moana
Tasks & duties
Oceanographers may do some or all of the following:
- study the ocean's currents, waves, tides and all other flows
- observe how the ocean, atmosphere and climate affect one another
- collect and study rocks and sediment from the sea bed
- carry out research into marine life, and aquaculture in relation to the environment
- use instruments on satellites to find out about sea temperatures, surface currents, plankton concentrations, and wave heights
- measure temperatures, salt and gas contents with electronic instruments
- develop and run computer models
- study and map underwater formations such as volcanoes and earthquake faults
- study risks to coastlines from storms and tsunamis (tidal waves)
- study ocean impact on coastal engineering works such as underwater pipelines
- plan experiments and write research proposals
- provide information for search and rescue missions
- write reports and scientific papers
- lecture at universities.
.JPG)
Joanne O’Callaghan ready to deploy an instrument that measures the salinity and temperature of water

Rick Herzer using a microscope to examine water samples
Specialisations
- Physical Oceanographer
- Physical oceanographers study ocean currents, tides and circulation.
- Geological Oceanographer
- Geological oceanographers study landforms, rocks and sediment beneath the ocean.
- Chemical Oceanographer
- Chemical oceanographers study the chemistry and composition of the ocean.
- Biological Oceanographer
- Biological oceanographers study marine life.
Updated
September 2009