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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. -
Kākahi
The kākahi or freshwater mussel was a valuable mahinga kai resource for many Māori. -
Climate Change Vulnerability Assessment (CCVA)
ServiceTo prepare for changes in climate, our freshwater and oceans decision-makers need information on species vulnerability to climate change. -
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. -
What is Kaitiaki Tools?
Kaitiaki Tools is a guide to teach people (especially hapū and iwi groups) who manage the resource consent process. -
Causes of sedimentation
What are the potential sources of sediments from land use activities? -
Tuna - habitat
Tuna are found in all sorts of habitats (places), including coastal estuaries, lakes, wetlands, rivers, mountain streams and even alpine tarns. -
Kanae
Grey mullet have a worldwide distribution and Aotearoa is at the southern limit of their range. -
Temperature changes
Temperature affects the number and type of animals and plants that live in a waterway. -
Estuaries
Education ResourceAn estuary is a partially enclosed body of water formed where freshwater from the land meets and mixes with saltwater from the ocean.
