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Restoring physical stream habitat
Fish species thrive in a variety of different habitats. -
Guide to restoring freshwater native fish in streams
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Stocking fish
Low recruitment could also be caused by widespread depletion of stocks -
Sediment and wind
How may wind energy generation activities influence sediments in waterways? -
Water temperature and geothermal
What are the impacts of geothermal energy generation activities on water temperatures? -
Water temperature and thermal
Generating electricity creates a lot of wasted energy in the form of heat, which then needs to be cooled before it can be discharged into the environment. -
Sediments and hydro
How may hydro-dams influence sediments in waterways? -
Environmental Information Update
Publication seriesThe latest updates about NIWA's EI work delivered to your inbox in our e-newsletter. -
Causes of Infectious Substances
What are the potential sources of infectious substances from land use activities? -
Monitoring and maintenance
Once you have identified the problem, and applied the necessary tools for restoring fish to your stream, the next phase of your project is to monitor the stream site to see whether restoration works. -
Nutrients, meat and dairy
What are the potential sources of nutrients from the meat and dairy processing industry?