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  • Our Rivers: Trends in algal cover
    September 2009
    As part of its National Environmental Reporting Programme, the Ministry for the Environment reports on periphyton (algae) in rivers. Read more
  • Our rivers trends in water quality Cover
    September 2009
    As part of its National Environmental Reporting Programme, the Ministry for the Environment regularly reports on water quality in our rivers. Read more
  • trends-in-fish-communities
    September 2009
    As part of its National Environmental Reporting Programme, the Ministry for the Environment reports on the health of fish communities in our rivers. This is the first time this data has been analysed and reported at a national level. Read more
  • Our rivers and beaches recreational water quality Cover
    September 2009
    As part of its National Environmental Reporting Programme, the Ministry for the Environment has compiled monitoring results for recreational water quality for six summers (2003 to 2009). Read more
  • enz07-biodiversity-info-sheet-jun08
    June 2008
    This is one in a series of information sheets providing a snapshot of the data in Environment New Zealand 2007, the second national-level state of NZ’s environment report. Each information sheet also provides tips about what you can do to reduce your impact on the environment. Read more
  • enz07-freshwater-info-sheet-jun08
    June 2008
    This is one in a series of information sheets providing a snapshot of the data in Environment New Zealand 2007, the second national-level state of NZ’s environment report. Each information sheet also provides tips about what you can do to reduce your impact on the environment. Read more
  • MFE publication cover.
    July 2013
    The latest indicator update providing information on some of the values associated with New Zealand’s fresh and marine waters, measuring recreational water quality. Read more
  • Our water: Groundwater  Quality
    November 2009
    This information sheet presents the key findings from data collected from over 900 groundwater sites throughout New Zealand between 1995 and 2008. Read more
  • MFE publication cover.
    July 2011
    This environment snapshot has been superseded by the October 2012 Recreational water quality in New Zealand indicator update and the 2013 Suitability for swimming indicator update. Read more
  • MFE publication cover.
    July 2013
    The latest indicator update providing information on the biophysical condition of New Zealand's rivers. Read more