Oceans

NIWA aims to provide the knowledge needed for the sound environmental management of our marine resources.

  • Iceberg in the Ross Sea.

    2021 - Antarctic Voyage

    RV Tangaroa undertook a 45-day voyage to the Southern Ocean and Ross Sea in January-February, 2021.
  • Seabed 2030

    Research Project
    NIWA is leading a New Zealand partnership to map the South and West Pacific Ocean's seabed as part of a worldwide initiative to map the entire globe’s seafloor.
  • Algae production

    Service
    NIWA is working on macroalgae and microalgae with a wide range of stakeholders, government agencies, current clients and potential partners.
  • Download Bathymetry Data

    Software Tool/Resource
    This dataset provides the most up-to-date bathymetry of one of the largest areas of deep-water seabed under national jurisdiction.
  • Ocean gliders

    Service
    Using a novel observational platform – ocean gliders—this research will observe and understand subsurface variations in temperature, salinity, oxygen and biological factors in water shallower than 200 metres – what we consider to be the shelf seas.
  • Biodiversity Memoirs

    Publication series
    The NIWA Biodiversity Memoirs are comprehensive, definitive, illustrated reference works that capture the rigorous, peer-reviewed scientific study of New Zealand’s distinctive marine fauna and flora.
  • Floating University

    Floating University

    A platform for early-career scientists from Pacific island nations to explore and resolve the key issues affecting their communities
  • Underwater canyon seafloor study reveals landslide and tsunami risk

    Media release
    The risk of undersea landslides and their potential to cause tsunamis along New Zealand’s east coast is being investigated by scientists aboard the German research vessel RV Sonne as part of a month-long international collaboration.
  • Rachel Hale looking at a core sample from a mulitcorer

    Seafloor of NZ's most important fishing grounds shows resilience

    Media release
    Sea life in the seafloor of New Zealand’s most productive and important commercial fishing ground shows resilience to disturbance, according to a new study published in the New Zealand Journal of Marine and Freshwater Research.
  • TAN2502 voyage update – 8 February 2025

    Voyage
    The latest update from TAN2502 Ross Sea RV Tangaroa “ACTUATE” Voyage
  • TAN2502 voyage update – 31 January 2025

    Media content
    The latest update from TAN2502 Ross Sea RV Tangaroa “ACTUATE” Voyage
  • TAN2502 voyage update - 24 January 2025

    The latest update from TAN2502 Ross Sea RV Tangaroa “ACTUATE” Voyage