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

Tangaroa surveying the seafloor in Tonga

Using acoustic equipment on board RV Tangaroa, our team of scientists are creating a 3D map of the seafloor to look at the changes that happened after the volcano erupted violently on January 15th, 2022. (NIWA-Nippon Foundation TESMaP / Rebekah Parsons-King)