Atmospheric analysis

Across the North Island, soil moisture levels generally decreased slightly during the past week. In the South Island, soil moisture levels decreased slightly in most locations during the past week, although slight increases were observed in coastal Otago and Southland.

This weekend, after a rather cool October, the beginning of November brings out the heat.

NZ Water Citizens is a landing page for anyone in New Zealand interested in volunteer stream monitoring.

A group of microscopic algae that form vast aquamarine blooms off the east coast is the subject of NIWA’s latest Biodiversity Memoir

We've developed a series of instructional videos on what SHMAK is and how to use it

Researchers are keeping a close eye on Owha, the leopard seal that has made Auckland Harbour her home, after she was seen bleeding from her face on Saturday morning.

Research shows how fish are being affected by microplastics.

NIWA researchers are seeking the help of divers, snorkellers and lobster potters in the Hauraki Gulf and Bay of Plenty to learn more about how rock lobster are faring.

Castle Hill attracts two types of enthusiasts – climbers and astrophotographers...

Read NIWA's 2018/19 Annual Report.

New Zealand’s changing ocean environment has prompted the call to develop a system that will keep closer tabs on information from scientific monitoring buoys so the data they produce can be shared as widely as possible.

Contraptions that resemble upside-down kitchen sinks have been placed in the Waikawa River in Southland to attract a notoriously elusive native fish species.