On 1 July 2025, NIWA merged with GNS Science to become Earth Sciences New Zealand.

  • Careers at NIWA

    Find out more about working at NIWA
  • Generating synthetic wind data

    Research Project
    NIWA has recently created synthetic, multi-year, 10-minute wind datasets at 15 wind farm sites across New Zealand. These will be used by the Electricity Commission to model the impact of wind farms on the national grid.
  • Dry stock

    Dry stock farming consists predominantly of pasture grazing beef cattle, sheep, and deer for meat, wool, and velvet production.
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    Trawl fisheries bycatch

    Accurate reporting on the amount of fish and invertebrates that are caught and discarded by New Zealand’s commercial fishing industry is vital to effective management of these fisheries.
  • Lauder Atmospheric Research Station

    UVI forecast for Specific Sites

    Check out UV index forecasts for locations in New Zealand (including ski fields), Australia, the Pacific and Antarctica.
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    Riparian management classification

    Management of stream riparian areas - including vegetation and stock access - influences the health of streams and downstream water bodies.
  • NZ temperature record

    Research Project
    There are many lines of evidence showing that NZ has warmed during the past century.
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    Tuna - elvers and recruitment

    Once in freshwater, glass eels develop into darker pigmented juvenile eels known as elvers.
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    Kanae

    Grey mullet have a worldwide distribution and Aotearoa is at the southern limit of their range.
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    What do 'carbon neutral' and 'carbon footprint' mean?

    A carbon neutral activity is one that has a carbon footprint of zero.
  • Nutrient overloading

    Nutrients in waterways are essential for the growth of algae and aquatic plants but too much can destroy an ecosystem.
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    Tau kōura sample collection and processing protocol

    Tau kōura is a traditional Māori fishing method commonly used to harvest kōura or freshwater crayfish in areas where they are abundant.