Shallow lake rehabilitation
The naturally high organic content and slightly acidic nature of peat lakes gives them uniqueness and great ecological value but it also makes them challenging ecosystems to rehabilitate once degraded.
Wetland
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Our work
Water quality maps and information, Aptil - June
River water temperatures and Visual clarity of rivers (AMJ)
Riverflows, April May June 2014
Riverflows April - June
Citizen science benefits environmental monitoring
Increasing interest in citizen science is benefiting environmental monitoring. Citizen data supplements professional data, meaning more data collection overall.
NIWA advances wastewater treatment processes
NIWA and Waipa District Council are working together to demonstrate the use of enhanced pond systems (EPS) to achieve cost-effective, efficient wastewater treatment.
Didymo in New Zealand: ten years on
It’s now almost ten years since blooms of the stalked diatom Didymosphenia geminata – commonly known as didymo, or “rock snot” – were first discovered in the Waiau River, Southland.
2014 Water symposium
24 November 2014 to 28 November 2014
A joint symposium of the New Zealand Hydrological Society, New Zealand Freshwater Sciences Society and the IPENZ Rivers Group.
Riverflows, January - March 2014
River flows JFM, 2014
Water Quality maps and information, January - March 2014
River water temperatures and visual clarity of rivers.
Wetland restoration symposium
12 February 2014 to 14 February 2014
NIWA is sponsoring the 6th national wetland restoration symposium, in Auckland on the 12 - 14 February 2014.
The symposium will have a range of topics including: the links between wetlands and climate, coping with weather extremes when restoring wetlands, a special focus on urban wetlands and the role of constructed wetlands (stormwater and treatment) wetlands.
Keynote speakers include New Zealander of the Year 2013, Dame Anne Salmond and Dr Dave Campbell (Waikato University).
The Hydrological Society & The Meteorological Society of NZ joint conference
19 November 2013 to 22 November 2013
NIWA is sponsoring The Hydrological Society & The Meteorological Society of NZ joint conference
The theme of this year’s conference is Water and Weather: Solutions for health, wealth and environment.
The conference is being held in Palmerston North, and will attract scientists, technicians, consultants, hydrologists, climatologists, students, resource managers and many others.
Water Quality maps and information, April to June 2013
River water temperatures (AMJ)
Riverflows - April to June 2013
Riverflow maps April to June 2013
Causes and effects of water quality degradation – a year in review
New Zealand's freshwater and estuarine resources are a key national asset providing significant economic, social and environmental benefits.
Aquatic Biosecurity – a year in review
There are a wide range of freshwater pests, existing and potential, that pose a significant threat to New Zealand's environment and economy. These are of concern to both the public and those responsible for their management. The goals of the aquatic biosecurity programme are to:
Ensuring ecosystem health/aquatic rehabilitation – a year in review
Many of New Zealand's rivers, lakes and estuaries are in a degraded state, restricting their ecosystems and the services they provide for society - abundant fish, desirable places for recreation, safe drinking water for humans and livestock.
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All staff working on this subject
Principal Scientist - Coastal and Estuarine Physical Processes
