Atmospheric analysis

Understanding and supporting the migration of fish through New Zealand's freshwater habitats

A team of NIWA freshwater ecologists are researching the use of biodegradable plant mats to help reintroduce native aquatic plants to degraded freshwater lakes in Aotearoa-New Zealand.

Recirculating aquaculture systems (RAS) are a land-based production technology for aquatic organisms and high-value finfish

A team of scientists spent 21 days investigating the unexplored Bounty Trough

NIWA’s flagship publication showcases our latest research and examines resource management issues across all sectors.

Temperatures around Aotearoa New Zealand are increasing, and not just on land. Amid a changing climate, significant marine heatwaves have impacted Aotearoa over the past decade and are expected to become more frequent and intense.

HIRDS is a simple online tool that can estimate the magnitude and frequency of high intensity rainfall at any point in New Zealand.

The NIWA Invertebrate Collection (NIC) holds specimens from almost all invertebrate phyla. This is a result of about half a century of marine taxonomic and biodiversity research in the New Zealand region, the South West Pacific and the Ross Sea, Antarctica.

Scaling up of solar and wind power is essential for Aotearoa New Zealand to become carbon neutral by 2050

Datahub is an interface that provides access to New Zealand's National Climate Database.

Following extreme weather events in 2023, NIWA reprioritised research to help affected communities recover and prepare for the future.

NIWA's vessels are world-class environmental monitoring and research platforms.