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Water quality state and trends in New Zealand rivers: Analyses of national data ending in 2020

This report summarises analysis methods and outcomes for state and trends across New Zealand’s river water quality monitoring network. In this report, river water quality is a general term referring to the physical, chemical, and biological variables that are included in the river state of environment monitoring programmes.

This report summarises analysis methods and outcomes for state and trends across New Zealand’s river water quality monitoring network. In this report, river water quality is a general term referring to the physical, chemical, and biological variables that are included in the river state of environment monitoring programmes.

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