Atmospheric analysis

Do you know where in New Zealand to find Neptune’s necklace or rimurapa? Or how to tell apart Carpophyllum from Cystophora?

An interactive guide to the large brown seaweeds of New Zealand.

Otago Multibeam 2: Great South Basin and Southern Canterbury Shelf.

This Habitat Mapping module will show you how to collect useful information to describe and monitor habitats in estuaries.

Our latest 131 page NIWA Biodiversity Memoir is an initiative of the US/NZ Joint Commission Meeting (JCM) Marine and Ocean Theme.

New Zealand is lucky to have its own sea lion. They were nearly driven to extinction more than 150 years ago by the first human settlers and then by commercial sealing—a story shared with nearly all seals.

NIWA forecasters believe that winter will return with a vengeance from tomorrow.

Some of the students competing in the Wellington Science and Technology Fair talk about their projects.

The 2016 NIWA Wellington Regional Science and Technology Fair has again been a resounding success, with more than 500 intermediate and secondary school students taking part.

NIWA Forecaster Ben Noll hosts a broad-brush regional outlook for New Zealand's temperature and rainfall over the next three months.

The 2016 North Island NIWA regional science and technology fairs have now taken place and NIWA congratulates all winners and participants.

It’s time to close the door on winter – spring will be here on Thursday bearing gifts of warm winds and sunshine for September.