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

Coasts

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

  • It’s a small world after all

    For the last couple of days we have been sampling near L’Esperance Rock.
  • Deep Towed Imaging System - Kermadec Voyage 2016

    The Kermadec Expedition team are currently trying to answer this question with the help of our DTIS tool (deepwater camera system), but it is not always smooth sailing at the bottom of the ocean...
  • Great Humpback Whale Trail

    Here is an insight into what Auckland University’s whale research team is up to in The Kermadecs.
  • From shallows: moving from the familiar shores of Raoul Island to lesser known higher latitude Islands

    Over the last few days the “dive team” have been recording corals, fishes, urchins and other invertebrates from the shallow waters (0-30m) surrounding Raoul Island to complement the biodiversity records from the deeper ocean collected by the other scientists onboard.
  • Critter of the Week – Bathynomous giganteus, the giant sea slater

    The giant sea slater Bathynomus giganteus A. Milne Edwards, 1879 is an abundant isopod species of massive size from the family Cirolanidae.
  • Mesopelagic trawl - off Kermadec Islands Oct 2016

    Using a very wide net to complete a 960m deep mesopelagic trawl near the Kermadec Islands has brought up a large number and diverse range of deep water species.
  • Koha a rare Hawksbill sea turtle is released back into the ocean

    Filmed from our underwater cameras, watch as Koha the turtle is released back into the ocean near Raoul Island.
  • Raoul Island whales

    During September and October Raoul Island is like Grand Central Station for humpback whales.
  • Releasing Koha the turtle at Raoul Island

    During the middle of last night we arrived at Raoul Island.
  • Easing into the Kermadec Ridge expedition

    After the flurry of activity and excitement when Koha the rehabilitated turtle came aboard, it has been a relatively quiet couple of days.
  • Kermadec voyage news

    Read the latest news and updates from the Kermadec expedition 2016.
  • Kermadec voyage blog

    Live from Tangaroa. Amelia from The Pew Charitable Trusts will keep you up-to-date with all the action from RV Tangaroa through her regular blog posts.