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

  • (no image provided)

    Water resources and mining

    How may the activities of the mining industry influence water resources?
  • (no image provided)

    Mean 10cm earth temperature (°C)

    These datasets are available in a range of formats.
  • Water abstraction and agriculture

    How do agricultural activities potentially influence water flows?
  • (no image provided)

    Tuna - customary fisheries

    Māori have an extensive knowledge of the ecology of freshwater eels, and have maintained their customary fisheries for several centuries.
  • SolarView example

    An illustrated example, showing how to input data and interpret SolarView results.
  • (no image provided)

    Mussels: more, fresher, better

    Feature story
    The seafood counter at your local supermarket has changed.
  • (no image provided)

    Exploration sector

    Hydrocarbons, although requiring increasingly responsible use, are still an essential part of our modern economy. NIWA has provided survey and consultancy services related to the exploration of offshore mineral resources for thirty years.
  • LakeSPI diver

    LakeSPI: Keeping tabs on lake health

    Software Tool/Resource
    The condition of many NZ lakes is under threat from land-use changes and the invasion of alien aquatic plants.
  • (no image provided)

    Kākahi

    The kākahi or freshwater mussel was a valuable mahinga kai resource for many Māori.
  • Critter of the Week: The Gorgon’s Head - Gorgonocephalus

    A basket star was the first reported animal trawled up from the deep sea back in the early 1800s so they have a spot in the history books of deep ocean exploration.
  • Library

    Service
    The NIWA library collection contains items in a range of formats, covering subjects including atmospheric and climate research, aquaculture, oceanography, fisheries and marine sciences.
  • (no image provided)

    Mean monthly sunshine (hours)

    These datasets are available in a range of formats.