Atmospheric analysis

Dairy farms operate to maximise milk production

NIWA's seafood sector work comprises our fish, fisheries and aquaculture research and consultancy.

How can mining activities influence sediments in waterways?

Climate data and common terms explaining the causes and effects of climate change.

This is the standard precision instrument NIWA uses throughout New Zealand in the National Climate Network, and elsewhere, for rainfall measurement.

Learn how to use the New Zealand Freshwater Fish Database (NZFFD)

This manual prescribes a set of sampling and analysis protocols applicable to most of the common stream habitats in New Zealand.

The seafood counter at your local supermarket has changed.

This identification guide covers the common crustose coralline algae found in central New Zealand.

A high proportion of New Zealand’s native freshwater fish fauna need to migrate to and from the sea.

The climate of Otago is perhaps the most diverse of any region in New Zealand.

Station height is in metres above mean sea level. Years of data are the number of complete years of data for the 1981 – 2010 period.