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Temporal and land-cover trends in freshwater fish communities in New Zealand's rivers: an analysis of data from the New Zealand Freshwater Database - 1970 - 2007March 2009This report summarises changes in fish communities in New Zealand rivers, including changes in relation to different land uses. Read more
November 2009This information sheet presents the key findings from data collected from over 900 groundwater sites throughout New Zealand between 1995 and 2008. Read more
September 2009This report provides an update of results for indicators of groundwater quality in New Zealand. It summarises average water quality at almost 1000 monitoring sites over the period 1995-2008, as well as trends at the same sites within that period of time. Read more