Oceans

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

  • Wellington study could improve worldwide access to coastal freshwater

    Media release
    A new NIWA study in Wellington Harbour will help scientists find untapped drinking water around the world.
  • New creature catalogue compiled to aid conservation

    Media release
    A new database describing marine species has been released to assist conservation.
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    Fascinating finds from NIWA’s annual squid survey

    Media release
    Earlier this month, NIWA welcomed the Auckland University of Technology ‘Squid Squad’ – a team of scientists from the Lab for Cephalopod Ecology and Systematics – to unbox and categorise cephalopod species taken from voyages around the country.
  • Twenty thousand leagues under the sea: Uncovering mysteries of the deep ocean

    Media release
    Scientists have returned from a 14-day expedition to one of the most unexplored parts of the ocean.
  • Kaikōura’s deep seabed is rapidly recovering, says NIWA

    Media release
    Areas of Kaikōura’s seabed show promising signs of recovery just four years after the 2016 earthquake, says NIWA.
  • Mussel farms may benefit the environment

    Media release
    A new study is doing a deep dive into whether mussel farms could help reduce nitrogen in New Zealand waters.
  • Identification of significant ecological areas for the Otago coastal marine area

    News article
    Long-term protection of Otago’s coastal habitats took a step closer to reality after more than 100 marine Significant Ecological Areas (SEA) were identified as part of a research project led by NIWA.
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    South Island bathymetry chart

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    North Island Bathymetry Coverage Chart

  • 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.