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

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Kākahi are a taonga (treasured) species. Their shells were traditionally used by Maori as cutting tools and their flesh for medicine and as kai.
Tracey Burton, NIWA

Kākahi are a taonga (treasured) species. Their shells were traditionally used by Maori as cutting tools and their flesh for medicine and as kai.