A 10 year report into rivers and stream quality shows more are degrading than improving.
Only two out of the nine indicators in a Land, Air, Water Aotearoa study into our river and stream quality showed a level of improvement.
Freshwater ecologist Mike Joy told Kate Hawkesby there's been lots of action about river planting and fencing but it's not always in the right place.
He says the science shows 77 per cent of the contamination comes in from the smaller streams where fencing is not required.
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