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Water temperature and hydro
How do hydro-electricity activities potentially influence waterway temperatures? -
What ails our estuaries - problems and solutions
Estuaries are at the bottom of the freshwater drainage network and, effectively, are a part of it. -
Tuna - elvers and recruitment
Once in freshwater, glass eels develop into darker pigmented juvenile eels known as elvers. -
Horticultural activities
Land is tilled, sowed, and harvested for horticultural crops to grow. -
Chemical contamination and wood processing
What are the sources of chemical contamination from wood processing? -
NZ Freshwater Fish Database Help
Learn how to use the New Zealand Freshwater Fish Database (NZFFD) -
Understanding and predicting floods and their impacts
Feature story06 June 2017Floods are not unusual in New Zealand, but those that hit us early this winter broke records. Why did they occur? Should we expect more? Can we predict future floods? -
Riparian management classification
Management of stream riparian areas - including vegetation and stock access - influences the health of streams and downstream water bodies. -
Infectious substances
Waterways can easily become contaminated by pathogens when effluent is discharged nearby. -
Chemical contamination and agriculture
What are the potential sources of chemical contamination from agricultural activities?
