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

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Plankton from zoo plankton bongo net trawl under compound microscope aboard RV Tangaroa in the Ross Sea. Zoo plankton Copepod looms over phytoplankton in sample.
Stuart Mackay

Plankton from zoo plankton bongo net trawl under compound microscope aboard RV Tangaroa in the Ross Sea. Zoo plankton Copepod looms over phytoplankton in sample.