Atmospheric analysis

Some simple steps to minimise the effects of aquaculture activities on water quality and mahinga kai.

The kākahi or freshwater mussel was a valuable mahinga kai resource for many Māori.

The NIWA library collection contains items in a range of formats, covering subjects including atmospheric and climate research, aquaculture, oceanography, fisheries and marine sciences.

These datasets are available in a range of formats.

Sheltered by high country to the west, the eastern zone of the North Island enjoys a dry, sunny climate.

Generally speaking, a drought is defined as a rainfall deficit which restricts or prevents a human activity – for example, farming or power generation.

Currently, the most reliable method to estimate the age of tuna is by examination of their otoliths or "ear bones"

An overview of what the SHMAK kit comprises, and various uses for it.

Find out more about submerged aquatic plant species.

Instrument Systems is a specialised technology-focused consulting group within NIWA.