LERNZ Freshwater Database - LERNZdb

This repository supports the storage and retrieval of water quality and biological data measured in lakes, rivers and wetlands in New Zealand. It is part of the Lake Ecosystem Restoration New Zealand (LERNZ) Project run by the Environmental Research Institute at The University of Waikato.

You can download our LERNZdb manual to find out more about the repository and how to use it, especially if you want to submit data.


The following organisations have supported the development and maintenance of LERNZdb:


In retrieving material stored on this database you agree that you rely on the data at your own risk; the University of Waikato offers no warranty or representation that the data is fit for any particular purpose, or free from defects, and will not be liable for any losses or damages whatsoever including any indirect, special, incidental or consequential damages incurred by you arising out of the use of the database or in reliance on the data retrieved. You agree that data is not of a kind ordinarily supplied for personal or domestic purposes, and that the Consumer Guarantees Act 1993 does not apply.


Select an organisation to browse water quality data supplied by this organisation.

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