Te Kūwaha and Māori

Sharing knowledge with Māori communities and empowering Māori business with the latest science.

We are NIWA, Taihoro Nukurangi - Te Reo
Te Kūwaha, NIWA’s National Centre for Māori Environmental Research is a dedicated Māori research team, with a vision to work in partnership with others to enable complementary knowledge systems to support kaitiakitanga and provide environmental research excellence that enhances the social, environmental and economic aspirations of whānau, hapū and iwi, Māori communities and Māori business.

  • Tuna - solutions for restoration and enhancement

    Shortfin and longfin eels are an important resource from both a human/cultural use and biodiversity perspective.
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    Tuna aquaculture - international

    On a global scale, market demand for eels as a foodstuff is high and declines in wild eel production mean that aquaculture is being put forward as a potential eel source.
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    Tuna - barriers to migration

    One of the greatest threats to indigenous fish species which follow a catadromous life cycle (i.e., starting life at sea but then migrating into freshwater) are barriers that prevent or delay migrations between freshwater and marine environments.
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    Tuna - loss of habitat

    Since European settlement there have been many changes in land use in New Zealand, with large forested areas having been cleared for human habitation and agriculture.
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    Tuna - pressures on New Zealand populations

    Freshwater eel populations around the world are in steep decline.
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    Tuna - growth

    New Zealand longfins are one of the largest eel species in the world, and have been recorded at sizes of almost 2 m in length and more than 50 kg in weight.
  • Tuna - biology and ecology

    Freshwater eels have an unusual life cycle which sees them travelling between the ocean, estuaries and freshwaters.
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    Customary fisheries management tools

    Examples of customary fisheries management tools.
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    Mitigation

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    Mitigation

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  • Mitigation

    Simple steps to minimise the effects of infectious substances on water quality and mahinga kai.
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    Mitigation and best practice options

    Here are some simple steps to minimise the effects of forestry activities on water quality and mahinga kai.