Balancing the sustainability of our fisheries stocks and the impacts of fishing on the environment with the economic opportunities

Open wide: Snapper teeth secrets
NIWA and University of Auckland masters student Georgia Third is getting up close and personal with snapper guts and teeth to understand the differences between biologically distinct snapper populations in New Zealand.

  • Voyage Update 5: sampling rattails and exploring vulnerable coral habitats in the MPA

    3 February 2019. By Voyage Leader Dr Richard O'Driscoll.
  • Voyage Update 4: Toothfish habitat in and out of the MPA

    29 January 2019. By Voyage Leader Dr Richard O'Driscoll.
  • The Ross Sea Region Research and Monitoring Programme

    Research Project
    The Ross Sea Region Research and Monitoring Programme (Ross-RAMP) is a five-year research programme funded by the Ministry of Business, Innovation and Employment (MBIE) and run by NIWA to evaluate the effectiveness of the Ross Sea Marine Protected Area.
  • The eel earbone detective

    Feature story
    As a young child growing up on an Irish farm, one of Eimear Egan’s chores was to regularly clean out the well from where her family drew its drinking water. In the well lived a large eel that, no matter how many times it was shifted, just kept coming back.
  • Underwater magician

    Feature story
    Based at Bream Bay, Whangarei, Crispin Middleton is also an acclaimed underwater photographer and the recipient of numerous photography awards. His work regularly appears in New Zealand Geographic, dive magazines, scientific journals and conservation/ government documents.
  • Ross Sea Environment and Ecosystem Voyage 2019

    Research Project
    The Ross Sea region is vital to the future of the Antarctic ecosystem.
  • Fish Passage Assessment Tool

    The Fish Passage Assessment Tool has been developed to provide an easy to use, practical tool for recording instream structures and assessing their likely impact on fish movements and river connectivity.
  • Scientists spy on baby snapper in Hauraki Gulf

    News article
    NIWA researchers are out on the Hauraki Gulf this week to find out more about the nurseries of young snapper.
  • Treasure found on Northland beach

    Media release
    A chance find by a woman walking on a Northland beach is now helping scientists learn more about mako sharks.
  • Migratory fish get helping hand

    Feature story
    Humans don't always make it easy on fish to get where they are going. New Zealand's first national set of Fish Passage Guidelines – co-developed by NIWA - is expected to help.
  • Pelagic shark risk assessments

    Research Project
    NIWA has developed a new method for spatially-explicit, quantitative, sustainability risk assessment of pelagic shark population.
  • Shortfin mako sharks

    Research Project
    Sharks are vulnerable to overfishing because of their low reproductive rates and often low growth rates. Most pelagic sharks fall near the middle of the shark productivity scale, and there is concern that catching too many of them could lead to population depletion. In New Zealand waters, mako sharks are the second most commonly caught shark species (after blue sharks) on tuna longlines.