Freshwater Update

Science Centres: Freshwater

A regular newsletter that includes a seasonal review and outlook for New Zealand's water resources, and an update on some of NIWA's freshwater research.

You can subscribe here.

Issues

Freshwater Update 52, January 2012

Welcome to Freshwater Update for January 2012. It contains water quality maps and information for the period October to December 2011.

Water Quality maps and information, October to December 2011

Freshwater Update 51, November 2011

Welcome to Freshwater Update.

Here we bring you a review and outlook of New Zealand's freshwater resources, seasonal water quality information and news of our latest freshwater research. 

As well as the articles in this update, the following have been posted to our website:

Restoration of Aquatic Ecosystems 

Risk assessment of cont

Constructed Wetlands for household wastewater
Emerging contaminants – a trendy catch phrase or an issue worth pursuing in New Zealand aquatic environments?
Street sweeping - A stormwater best management practice

Freshwater Update 50, October 2011

The latest water resources information and research updates from NIWA's National Centre for Freshwater

Retrospective river flows, July to September 2011
Water quality maps and informtaion, July to September 2011
River flows Update, October 2011

Freshwater Update 47, July 2011

July's FWU includes water quality maps and information. 

Water quality maps and information, April to June 2011

Freshwater Update 45, May 2011

The latest water resources information and research updates from NIWA's National Centre for Freshwater.

Latest seasonal water quality information
Research update: Lake Taupo oxygen balance

Freshwater Update 44, April 2011

Here we bring you national water quantity and quality information for the first quarter of 2011.

Retrospective river flows, January to March 2011
River flows update, April 2011
Water quality maps and information, January to March 2011

Freshwater Update 39, November 2010

Our latest water resources information from around New Zealand, including the outlook for the summer.

River flows update, November 2010
Retrospective river flows, August to October 2010

Freshwater Update 38, October 2010

October's FWU includes water resource and water quality maps, as well as two research updates.

Investing in real-time water quality monitoring
New toolkit available to aid stream restoration
Recent water quality maps and information

Freshwater Update 37, September 2010

Our latest NZ-wide river flows information.

River flows update, September 2010
Retrospective river flows, June to August 2010

Freshwater Update 36, August 2010

Our latest NZ-wide river flows information.

Retrospective river flows, May to July 2010
River flows update, August 2010

Freshwater Update 35, July 2010

This month we bring you a full-length edition of FWU, with national river flow and water quality maps and information, and updates on three research projects.

Could climate change affect infectious diseases?
Recent water quality information
Reducing contaminant runoff from roads
Retrospective river flows, April to June 2010

Freshwater Update 34, June 2010

Our latest NZ-wide river flows information.

River flows update, June 2010
Retrospective river flows - March to May 2010

Freshwater Update 33, May 2010

The latest monthly and three-monthly riverflow information, plus an update on some of NIWA's current freshwater research.

Stormwater contaminants reduce genetic diversity
Early findings from kōkopu restoration trials
River flows update, May 2010
The long walk - assessing stream health in Waitakere
Water temperature and clarity - retrospective information

Freshwater Update 32, April 2010

A summary and maps of the latest monthly and three-monthly nationwide riverflow information, and our outlook for the coming three months.

River flows update, April 2010

Freshwater Update 31, March 2010

A summary and maps of the latest monthly and three-monthly nationwide riverflow information, and our outlook for the coming three months.

River flows update, March 2010

Freshwater Update 30, December 2009

Welcome to Freshwater Update, the e-newsletter of NIWA's National Centre for Freshwater. Here we bring you our latest review and outlook for New Zealand's water resources, and news of some of our latest research.

Review of water resources, winter 2009
Modelling future water quality in Lake Benmore
Monitoring periphyton – good news or bad?
Water resources outlook, December 2009 - February 2010
NIWA scientist contributing to a new book linking animal wastes, water quality, and human health

Freshwater Update 29, July 2009

Welcome to the first e-mail edition of Freshwater Update, produced by NIWA’s National Freshwater Centre. It's a quarterly review and outlook of New Zealand’s freshwater resources, and also features some of our latest freshwater research. In this edition, we feature our highly successful ‘Restoring aquatic environments’ programme.

Finding the best rivers for native fish
Managing phosphorus in lake sediment
Other news from the National Freshwater Centre
Outlook by region, July-September 2009

No.28 2008

Watercress: one step to cleaner waterways?

Will we have enough water for farm irrigation by 2040?

Water resources outlook

Studies assist in restoring Lake Ellesmere

Water resources review

International medal for NIWA's work on irrigation schemes

Will we have enough water for farm irrigation by 2040?
International medal for NIWA's work on irrigation schemes
Water resources outlook
Studies assist in restoring Lake Ellesmere
Water resources review

No.27 2008

Protecting our aquatic environments

Storm chasing - understanding sediment generation and transport

Water resources outlook

Analysing water quality data just got easier
Timetrends

Water resources review

Multiple stressors and aquatic life

Protecting our aquatic environments
Multiple stressors and aquatic life
Water resources outlook
Storm chasing - understanding sediment generation and transport
Analysing water quality data just got easier

No.26 2008

Measuring, modelling, & managing water

How much water is available?

Water resources outlook

Nitrates in water - now and in the future

Water resources review

Keeping our waterways clean

How much water is available?
Keeping our waterways clean
Nitrates in water - now and in the future
Water resources outlook
Measuring, modelling, & managing water

No.25 2007

The science behind clean waterways

Restoring streams on farmland - a win-win story

Water resources outlook

Solving the P problem

Water resources review

Fish models help conservation

Riparian FAQs

The science behind clean waterways
Fish models help conservation
Water resources outlook
Riparian FAQs
Solving the P problem

No.24 2007

Water resources data freely available
“Show me the whole of the previous year’s nitrate values for the area that I drew on the interactive map.”

EDENZ - accessing historical data

Water resources outlook

Water Resources Archive: the backbone

Water resources review

Water Resources Explorer - mapping data resources

Water Resources Archive: the backbone
Water resources data freely available
EDENZ - accessing historical data
Water Resources Explorer - mapping data resources
Water resources outlook

Freshwater Update 23, July 2007

July's FWU includes irrigation practice, details on the National Wetland symposium and information on the recently-held workshop on water resource issues.

Water resources: addressing information challenges
Towards better irrigation practice
Fish-friendly floodgates ready to go
Water resources outlook
Kaitiaki Toolz - easing the resource consent process

No.22 2007

CLUES to impacts of land-use change

Models to help manage erosion

Water resources outlook

What value a stream's ecology?

Water resources review

Irrigation modernisation

CLUES to impacts of land-use change
Irrigation modernisation
Models to help manage erosion
Water resources outlook
Water resources review

No.21 2007

Grass filter strip trials promising

Water resources outlook

Investigating blue-green algae in Lake Taupo

Water resources review

New website for exploring water resources information

Investigating blue-green algae in Lake Taupo
Grass filter strip trials promising
Water resources outlook
New website for exploring water resources information
Water resources review

No.20 2006

The state of our rivers

Water resources outlook

Tracking water quality changes in the Manawatu River

Water resources review

Measuring the state of groundwater

Measuring the state of groundwater
Water resources outlook
The state of our rivers
Tracking water quality changes in the Manawatu River
Water resources review

No.19 2006

Supporting informed water supply decisions for Wellington

The trick is getting what you really need

Water resources outlook

Workshop report released

Water resources review

Envirolink fills niche

Pond treatment textbook shows NZ expertise

Supporting informed water supply decisions for Wellington
Envirolink fills niche
Water resources outlook
Pond treatment textbook shows NZ expertise
Water resources review

No.18 2006

When a river dries

CLUES to the big questions

Courses from the National Centre

Water resources outlook

Water resources review

CLUES to the big questions
Courses from the National Centre
Water resources outlook
Water resources review
When a river dries

No.17 2006

And you thought the water was dirty?

Safe shellfish: new regulations

Why children shouldn't play in duck ponds

How did the chicken get it?

Water resources outlook

Water resources review

How did the chicken get it?
Why children shouldn't play in duck ponds
Water resources outlook
Water resources review
Safe shellfish: new regulations

No.16 2006

New wetland increases hope for Rotorua lake

Lake edge plants could help small lakes

Management of Auckland's water supply lakes reviewed

Water resources outlook

Water resources review

Management of Auckland's water supply lakes reviewed
Lake edge plants could help small lakes
New wetland increases hope for Rotorua lake
Water resources outlook
Water resources review

No.15 2006

Managing stormwater pollution

A powerful urban planning tool

Stream restoration in Christchurch

Water resources outlook

Water resources review

Water resources outlook
Managing stormwater pollution
Water resources review
Stream restoration in Christchurch
A powerful urban planning tool

No.14 2005

Managing dairy farm drainage pollution

Water quality in Pigeon Creek

Getting the best out of hump-and-hollow farming

Water resources outlook

Water resources review

Managing dairy farm drainage pollution
Getting the best out of hump-and-hollow farming
Water resources outlook
Water quality in Pigeon Creek
Water resources review

No.13 2005

New Centre Leader

Surprise: logging can be good for water quality

Quicker, easier, more versatile

Water resources outlook

Water resources review

New Centre Leader
Surprise: logging can be good for water quality
Water resources outlook
Water resources review
Quicker, easier, more versatile

No.12 2005

Another P problem

Guidelines for cleaner water

DIY flood helps urban stream restoration

Water resources outlook

Water resources review

NIWA Advanced Pond Systems

DIY flood helps urban stream restoration
Guidelines for cleaner water
Water resources outlook
NIWA Advanced Pond Systems
Another P problem

No.11 2005

Mapping the trickle

Our service is blooming

What is WAIORA?

Water resources outlook (May - July)

Water resources review (February - April)

Water Quality Management book

Water Quality Management book
Mapping the trickle
Water resources outlook (May - July)
Water resources review (February - April)
Our service is blooming

No.10 2005

Contaminants in urban stormwater: how much from where?

New urban stormwater guide

Water resources outlook for autumn

Water resources review for summer

Water resources outlook for autumn
Water resources review for summer
Contaminants in urban stormwater: how much from where?
New urban stormwater guide

No.09 2004

In risky water?

Advanced Pond Systems

Water resources outlook for Summer

Water resources review for Spring

Water resources outlook for Summer
Advanced Pond Systems
Water resources review for Spring
In risky water?

No.08 2004

New tool to predict the effects of changing land use

Water resources outlook

Water resources review: Winter 2004

Upcoming courses

How low can you go?

Upcoming courses
How low can you go?
Water resources outlook
Water resources review: Winter 2004
New tool to predict the effects of changing land use

No.07 2004

The state of our rivers

Water resources in autumn 2004

Freshwater feature: Canterbury groundwater - allocation policy and the underlying science

Reasonable mixing: a challenge for planners

Freshwater feature: Canterbury groundwater - allocation policy and the underlying science
Reasonable mixing: a challenge for planners
Water resources in autumn 2004
The state of our rivers

No.06 2004

The Rotorua Lakes Protection and Restoration Action Programme

First use of whole lake alum treatment in New Zealand

Water resources in summer 2003-04

Freshwater feature: Managing Te Roto o Wairewa

Groundwater time delay in the Lake Rotorua catchment

NIWA completes development of New Zealand River Environment Classification

First use of whole lake alum treatment in New Zealand
NIWA completes development of New Zealand River Environment Classification
Groundwater time delay in the Lake Rotorua catchment
The Rotorua Lakes Protection and Restoration Action Programme
Freshwater feature: Managing Te Roto o Wairewa

No.05 2004

Water allocation planning

Outlook for water resources January-March 2004

Water resources in spring 2003

Freshwater feature: Groundwater aquifers of Christchurch

Aquatic plants indicate lake condition

Algal bloom monitoring service

Algal bloom monitoring service
Aquatic plants indicate lake condition
Freshwater feature: Groundwater aquifers of Christchurch
Outlook for water resources January-March 2004
Water allocation planning

No.04 2003

Managing Lake Taupo water quality

Lake Taupo: a national jewel in a state of change

Outlook for water resources in spring 2003

Water resources in winter 2003

Freshwater feature: Lake Taupo

How long does it take for nutrient enriched groundwater to travel from farms to Lake Taupo?

A new riparian management tool

Environment Watch on CD: promoting healthy farm and forest streams

Fresh Water New Zealand: problems, processes, and priorities

Environment Watch on CD: promoting healthy farm and forest streams
Fresh Water New Zealand: problems, processes, and priorities
Freshwater feature: Lake Taupo
Lake Taupo: a national jewel in a state of change
Outlook for water resources in spring 2003

No.03 2003

The drought of summer-autumn 2003

Water resources in autumn 2003

Freshwater feature: the Bullock Creek polje

Whatawhata Sustainable Land Management Project

NZ Landcare Trust Integrated Catchment Management

The drought of summer-autumn 2003
Freshwater feature: the Bullock Creek polje
NZ Landcare Trust Integrated Catchment Management
Water resources in autumn 2003
Whatawhata Sustainable Land Management Project

No.02 2003

The need for research in water allocation

Canterbury Strategic Water Study

Water resources in summer 2002-03

Freshwater feature: Lake Hauroko, Fiordland

Using invertebrates to assess stream quality

Freshwater feature: Lake Hauroko, Fiordland
Using invertebrates to assess stream quality
Water resources in summer 2002-03
Canterbury Strategic Water Study
The need for research in water allocation

No.01 2002

A centre for collaboration

What effects might El Niño have this year?

Water resources in summer 2001-02

Freshwater feature: Ohinemuri River, Coromandel

Coming to the surface

Water policy and the Ministry for the Environment

A centre for collaboration
What effects might El Niño have this year?
Freshwater feature: Ohinemuri River, Coromandel
Water policy and the Ministry for the Environment
Water resources in summer 2001-02

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