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Submerged plants as bio-indicators
Submerged plants have a number of advantages that favour their use as indicators of lake ecological condition. -
Overview of SHMAK
An overview of what the SHMAK kit comprises, and various uses for it. -
Pulp and paper
Wood chips and plant material make pulp that is used to produce paper products. -
Water Quality Monitoring Capabilities
Research ProjectNIWA provides national capabilities in Water Quality Monitoring. -
Mining activities
A range of different mining techniques have been developed to obtain these valuable resources -
Giant kōkopu
The largest member of the Galaxiidae family. -
Q&A - Bloomin' algae!
Feature story06 June 2017A hot and steamy summer saw Kiwis heading down to rivers and lakes to cool off. But they weren’t the only ones enjoying the warmer weather – algae had a great time too. -
Tuna information resource
Tuna, or freshwater eels, are the most widespread freshwater fish in New Zealand. This 'living' educational resource summarises a large amount of scientific and technical literature. -
Hydro
Hydro-electricity is a renewable energy source that relies on the inflow of water into storage lakes upstream of a dam. -
The impact of El Niño and La Niña on New Zealand's climate
El Niño accounts for less than 25 percent of the year-to year variance in seasonal rainfall and temperature at most locations in New Zealand. -
Mitigation and best practice options
Some simple steps to minimise the effects of mining activities on water quality and mahinga kai.