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LakeSPI: Keeping tabs on lake health
Software Tool/ResourceFew New Zealand lakes retain their indigenous vegetation, and the condition of many lakes is under threat from land-use changes and the invasion of alien aquatic plants. -
Algal monitoring service
ServiceBlooms of hazardous cyanobacteria (blue-green algae) in rivers, lakes and reservoirs can cause problems for both animal and human health. How can you find out whether an algal bloom is potentially toxic? -
Forestry activities
Forest plantations in Aotearoa can be found on flat, gently rolling, or very steep terrain. -
Loss of riparian vegetation
Plants and trees along the water margins and banks are called riparian vegetation. -
New Zealand rushes (Juncus): factsheets and key
New Zealand rushes (Juncus): species-level factsheets. -
Kōaro
Kōaro are excellent climbers and like clear, swiftly flowing, forested streams. -
Sediment
When soils erode, sediments are washed into waterways. -
Sediment and forestry
How may forestry activities increase sediments in waterways? -
Cropping activities
The land used to produce crops is usually flat to gently rolling so it can be tilled, sowed, and harvested. -
What do we measure?
Research ProjectA range of physical and chemical variables are measured in the NRWQN. -
Freshwater databases online
More information about our online freshwater databases. -
Taonga Species Series: Kākahi
Feature story06 June 2017What does science tell us about New Zealand freshwater mussels?
