Atmospheric analysis

Identifying the factors causing kōura numbers to decline will allow you to determine which restoration tools you need to employ.

Habitat degradation and the introduction of exotic plant and fish species have adversely affected kōura populations throughout New Zealand. However, there are a number of measures that we can use to restore kōura populations in lakes, rivers and streams.

A year is a short time in science but a lot happened in 2016. NIWA highlights its top scientific endeavours of the past 12 months.

A new fully illustrated electronic identification guide, Bountiful Bryozoans, has just been released to help people identify this group of marine creatures in the wild.

New research has revealed that citizen science monitoring of water is a win-win for scientists and volunteers—one gains access to new data, and the other the skills and confidence to become involved in discussions over what is happening to their streams.

Tangaroa TAN1613 Voyage Report

A weekly update describing soil moisture anomalies across the country.

An interactive guide to the bryozoans of New Zealand

A weekly update for Thursday 1 December 2016 - describing soil moisture across the country to help assess whether severely to extremely dry conditions are occurring or imminent.

Interpreting Seasonal Climate Outlooks

NIWA scientists are asking for help from people who have had a long association with East Northland, Hauraki Gulf or Marlborough Sounds.