Oceans

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

  • Ocean waves

    Oceans FAQ

    Education Resource
    A collection of answers to commonly-asked questions relating to our oceans work, including 'What is a mass spectrometer?' and 'What is ocean acidification?'
  • Crustacean celebrities of Aotearoa on display at Te Papa

    Media release
    Crabs, shrimps, lobsters, barnacles, slaters and other crustaceans are the stars of a new mini exhibition presented by NIWA and Te Papa.
  • NIWA discovers over two dozen new marine species in Wellington inlet

    Media release
    Researchers have discovered 26 species of roundworms that are completely new to science.
  • (no image provided)

    NIWA undertakes post-Gabrielle seabed mapping in Hawkes Bay

    Media release
    NIWA scientists will be in Hawkes Bay this week to map the seabed to measure the effects of Cyclone Gabrielle
  • NZ “ballerina sponge” in top 10 new species list

    Media release
    A fossilised sponge from New Zealand has been named as one of the top 10 new marine species of 2022.
  • Online atlas provides understanding of marine life and habitats

    Media release
    Researchers have developed New Zealand’s most comprehensive online atlas, providing an overview of nearly 600 marine species.
  • Record low sea ice levels mixed bag for Antarctic voyage

    Media release
    Scientists from the National Institute of Water and Atmospheric Research (NIWA) have returned from a six-week voyage to Antarctica.
  • Research aims to quantify New Zealand’s Blue Carbon capacity of kelp seaweeds

    Media release
    A research project co-led by Blue Carbon Services and NIWA will aim to provide New Zealand’s first national estimate of natural kelp-carbon sequestration in the marine environment.
  • TAN2302 voyage update - 10 February 2023

    We have now visited 23 separate sites in these coastal areas, albeit some of them very close together. Every time we visit a new site, we first need to map the seafloor as we are working in unchartered coastal waters.
  • NZTD - The New Zealand Trait Database for marine benthic invertebrates

    Software Tool/Resource
    Traits are defined as the components of organisms that can be measured and have an effect on ecosystem functioning. Examples of traits include the behaviour, life history, morphology, and physiology characteristics
  • TAN2302 voyage update - 26 January 2023

    We are two weeks into the voyage and while we have yet to enter the Ross Sea we have already seen so much! We are onboard RV Tangaroa with a team of 20 scientists and 18 crew, including a ship doctor and ice pilot, heading for the Ross Sea to study ocean physics, food web dynamics, subseafloor fluid systems and benthic ecology.
  • New discoveries from New Zealand’s deepest waters

    Media release
    A joint Chinese – New Zealand research expedition to the Kermadec Trench at Ranghitāhua (Kermadec Islands region) has revealed fascinating new insights into life in the deepest part of New Zealand waters.