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  • “Trigger” values for New Zealand rivers
    May 2000
    This report describes the approach taken for estimating the water quality 'trigger' values for ecosystem protection used in the 2000 revision of the Australian and New Zealand Guidelines for Fresh and Marine Water Quality (ANZECC 2000). The guidelines were revised in August 2018. Read more
  • Cover for protocol for monitoring trophic levels of nz lakes and reservoirs
    March 2000
    This protocol specifies a cost-effective method to determine the trophic levels of lakes, and changes in these levels over time. Read more
  • Stream Periphyton Monitoring Manual
    December 2000
    The Stream Periphyton Monitoring Manual describes a standard set of methods for regional councils, consultants and researchers to collect and analyse data on periphyton for resource surveys, impact assessments/monitoring, state of environment reporting and research studies. Read more