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Horticultural activities
Land is tilled, sowed, and harvested for horticultural crops to grow. -
Freshwater fish species list
A list all of New Zealand's freshwater fish species. -
Tuna
Tuna or freshwater eels are a very significant, widely-valued, heavily-exploited, culturally iconic mahinga kai resource. -
Climate change, global warming and greenhouse gases
Climate data and common terms explaining the causes and effects of climate change. -
Overview of SHMAK
An overview of what the SHMAK kit comprises, and various uses for it. -
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. -
Tuna - tuna heke (downstream migrants)
Once eels become migrants (also known as tuna heke or tuna whakaheke) they stop feeding, and progressively develop the external features that clearly distinguish them from 'feeders'. -
Water Quality Monitoring Capabilities
Research ProjectNIWA provides national capabilities in Water Quality Monitoring. -
Nutrients and wastewater
How do nutrients from wastewater treatment enter waterways? -
Coralline Algae
This identification guide covers the common crustose coralline algae found in central New Zealand. -
Infectious substances
Waterways can easily become contaminated by pathogens when effluent is discharged nearby.
