View Our Strategy Document 2019 – 2024
August 30, 2024
Resources related to
Measuring Water Quality
Andriy Medvediuk - 123RF
How will we know if the actions people all over Aotearoa are taking to improve the health of our freshwater are working? Our research is striving to fill data gaps and build knowledge about how to measure and model water quality.
Showing 1 - 12 of 65 results
Journal Article
Determining the likelihood and cost of detecting reductions of nitrate‑nitrogen concentrations in groundwater across New Zealand
Nitrate‑nitrogen (NO3-N) is a contaminant of concern in groundwater worldwide. Stakeholders need information on the ability to detect changes in NO3-N concentrations to prove that land management…
Summary
Delineating the interaction of Escherichia species with freshwater pathogens and land-use
A project to add value to Ministry for the Environment’s Freshwater Pathogen QMRA study found that low numbers of E. coli phylotype B1 and a…
Video
Find Data: Digital Gateway Webinar
The Find Data platform aims to streamline access to vital land and water information for a diverse range of users. A ‘minimum viable product’ is…
Technical Report
Kuaha Matihiko: Digital Gateway final report
The Kuaha Matihiko: Digital Gateway project identified the urgent need for an integrated and user-friendly centralised gateway that provides easy access to all the critical…
Guidance
Ki uta ki tai: mātāpono me te pūtaiao, ngā korero whakamahuki ma te kaitiaki – From mountains to the sea: values and science for an informed kaitiaki / guardian
Estuaries, located between land and sea, are diverse and productive ecosystems that provide a wide range of highly valued goods and services. The health of…
Interactive Tool
Groundwater Detection Power Calculator
This GitHub package is designed to calculate the statistical power of detecting a change in groundwater/surface concentration depending on sampling duration, sampling frequency, ‘true’ receptor…
Interactive Tool
Freshwater Improvement Scenario Builder
The Freshwater Improvement Scenario Builder is a tool for exploring the effect of mitigation strategies and land use change on water quality. It shows the…
Guidance
Make your stream monitoring data count! A national quality assurance framework for community-based monitoring in Aotearoa New Zealand
This national quality assurance framework will support community and CBM groups to collect freshwater data of a known quality that are ‘fit for purpose’. The…
Guidance
Monitoring chlorophyll a in lakes
Chlorophyll a is a photosynthetic pigment found in plants and algae, including in phytoplankton (microscopic algae suspended in a water column). High concentrations of chlorophyll…
Guidance
Monitoring visual water clarity in lakes
Visual water clarity is a measure of the ability of light to travel through water. Visual clarity in lakes may be reduced due to suspended…
Guidance
Monitoring deposited fine sediment in rivers
Deposited fine sediment is the fine sand, silt or clay (less than 2mm wide) that settles on the bed of a river. It occurs naturally…
Guidance
Monitoring E. coli in lakes and rivers
Escherichia coli (E. coli) is a common bacteria found in the digestive system of warm-blooded animals, including humans. Because E. coli can survive for a…