Atmospheric analysis

To get the most benefit from a fish stock in the long term, we need to maximise our yield without damaging the fish population we rely on.

Stormwater is a major concern for New Zealand because of its potential effects on the ecological health of our urban streams and coastal waters, as well as on the economic, social and cultural value of these environments.

This weekly update helps assess likelihood of extremely dry weather preceding a drought. Regions experiencing severely to extremely drier than normal soil conditions are deemed “hotspots”

Tau kōura is a traditional Māori fishing method commonly used to harvest kōura or freshwater crayfish in areas where they are abundant.

Virtual climate station estimates are produced every day, based on the spatial interpolation of actual data observations made at climate stations located around the country.

How healthy is your stream? SHMAK - the New Zealand Stream Health Monitoring and Assessment Kit - has been designed to help you find out.

One of the most common species of freshwater fish in Aotearoa is the common bully or toitoi.

These datasets are available in a range of formats.

Temperature affects the number and type of animals and plants that live in a waterway.