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Freshwater mitigation systems
Effective systems to manage contaminant losses -
Stopping the gold clam: it's now or never
A NIWA-led programme to develop effective, and culturally-attuned strategies for managing the freshwater gold clam. -
Fish Passage
Understanding and supporting the migration of fish through New Zealand's freshwater habitats -
River flow forecasting
Research ProjectNIWA is developing a national river flow forecasting tool for New Zealand that aims to support and strengthen our planning for and response to extreme rainfall events. -
Freshwater Ecological monitoring
We offer a range of ecological monitoring tools. -
Restoration of aquatic ecosystems
Research ProjectThis project aims to increase our knowledge of aquatic ecosystems and their restoration, and apply this to degraded streams, rivers, lakes and estuaries. -
Extreme Lakeover: NIWA’s Guide to Rolling Back Life into New Zealand Lake
Publication article26 March 2025A team of NIWA freshwater ecologists have completed their research on the use of biodegradable plant mats as life rafts to help reintroduce native aquatic plants to degraded freshwater lakes. -
New Technology Enhances River Digital Networks for Improved Water Management
Publication article21 March 2025NIWA scientists have launched a groundbreaking initiative that is transforming mapping of freshwater environments. -
Innovative Methods in Tackling Pest Fish: The Power of Sound and Light
Publication article20 March 2025Could bubbles and strobe lights stop pest fish swimming where they’re not wanted? -
NIWA Seeks Crucial Data to Boost Freshwater Protection Efforts
Publication article07 March 2025NIWA scientists are gathering data on freshwater mitigation across NZ to improve predictive models. -
Race Against Time: Tackling the Invasive Gold Clam
Publication article28 February 2025NIWA and partners launch critical research to stop an invasive clam threatening New Zealand's freshwater ecosystem. -
Staff Profile: Reza Moghaddam
Publication article24 February 2025Introducing NIWA environmental engineer Reza Moghaddam.
