NIWA leads many ocean research voyages from the tropical waters of the Pacific to Antarctica, on our world-class environmental monitoring and research vessels.

  • Bounty trough-comp-image

    Ocean Census – Bounty Trough research voyage

    A team of scientists spent 21 days investigating the unexplored Bounty Trough
  • Bounty Trough - voyage update #2

    Greetings from the Bounty Trough!
  • Cyclone impacts on fisheries and seabed ecosystems - KAH 2303 & 2306

    Kaharoa Voyages KAH 2303 & 2306
  • 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.
  • 2023 - Antarctic voyage TAN2302

    In 2023, RV Tangaroa undertook a 45-day voyage to the Southern Ocean and Ross Sea (TAN2301) between January 11 and February 24, 2023.
  • 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.
  • Colonial ascidians (grapes), crinoids (feather stars) and primnoid corals (orange) make up part of the Ross Sea ecosystem

    TAN2302 Voyage update 1

    One of our main tasks for this voyage is to better understand the geographic distribution - biogeography - of Antarctic organisms in the western Ross Sea, from the frozen coast out onto the continental shelf at 500m deep.
  • Researchers to unveil Antarctic secrets

    Media release
    As New Zealanders search for the summer sun, 38 researchers and crew will board RV Tangaroa tomorrow for a six-week science voyage deep into the waters of Antarctica.
  • Chinese and New Zealand Scientists dive to one of the ocean's deepest regions

    Media release
    A New Zealand scientist and a submersible pilot from China have become the first women to dive to Scholl Deep in the Kermadec Trench, 10 km below sea level.
  • 2022 - Tonga post-eruption

    NIWA is leading a voyage (TAN2206), between 9th April and 6th May 2022 to Hunga Tonga - Hunga Ha’apai (HT-HH) volcano within the Kingdom of Tonga.
  • 2022 - Tasman Sea tsunami

    You’ll be blown away by what these women in science are doing onboard RV Tangaroa in the Tasman sea!
  • NIWA-Nippon Seabed Mapping Project a “rare opportunity” to study effects of Tonga eruption

    Media release
    NIWA and The Nippon Foundation are undertaking a mission to discover the undersea impacts of the recent Tongan volcanic eruption.