Atmospheric analysis

NIWA has been using advanced scientific instruments to measure atmospheric trace gases and isotopes for over 50 years.

  • Services

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    What are whitebait?

    Whitebait are the juveniles of five species of galaxiidae, a family of fish confined to the Southern Hemisphere.
  • The process

    The process of coming to work with us has five steps: applying, a phone interview, a face to face interview, background checks, and an offer.
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    Snapper life cycle

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    Wellington

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    Impacts of water dams

    What are the impacts of water dams on water quality and mahinga kai?
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    Multibeam swath system

    Hull-mounted on the RV Tangaroa, the EM302 multibeam echosounder maps the seafloor using a fan of 288 acoustic beams, producing up to 864 soundings per ping in dual swath mode, providing 100% coverage of the seabed.
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    Map Sw North

    Education Resource
    Because of its exposure to disturbed weather systems from the Tasman Sea, this climate zone is often quite windy, but has few climate extremes.
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    Whitianga Wharf

    Whitianga Wharf sea levels
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    Extreme weather - winds and tornadoes

    Education Resource
    Due to its position in the 'Roaring Forties', a belt of strong winds in the Southern Hemisphere which generally occur between the latitudes of 40 and 49 degrees, as well as its small size, New Zealand is a windy country.
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    Tuna - glass eels

    Glass eels (about 5.5 to 7.0 cm) arrive in fresh water during spring, especially during September and October, although they may be present from July to December.
  • 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.