Freshwater and Estuaries news

News and media releases related to our freshwater and estuaries work.

Follow this news via RSS 

NIWA scientists have written a guide for managing mangroves, prompted by a desire for people to learn more about mangrove ecosystems, and what happens when they are removed.

NIWA provides technical background information on "Clean Water" swimmability proposals.

As New Zealand's "Mr Eel", Niwa's Dr Don Jellyman has heard every tall tale. And some of them may be true.

New Zealand’s mangrove swamps and coastal marshes may be particularly adept at absorbing and storing the carbon we emit.

New research has revealed that citizen science monitoring of water is a win-win for scientists and volunteers—one gains access to new data, and the other the skills and confidence to become involved in discussions over what is happening to their streams.
At a rough count, 700 million litres of rain runs off the nation’s roads every year. That’s enough water to fill almost 300 Olympic-sized pools.
Science and Innovation Minister Steven Joyce has today announced the creation of a new freshwater institute between NIWA and the University of Waikato.
A whole of catchment Report Card for the Waikato and Waipa rivers has been released by the Waikato River Authority giving the catchment an anticipated low rating for its wellbeing.
NIWA researchers have spent part of the last month keeping a close eye on the bottom of Lake Tekapo to find out what it looks like and what is going on below the lake bed.
Scientists are taking some high-tech equipment to Fiordland next week to find out more about what happens when a river meets the ocean.
The increasing threat of marine pests to New Zealand’s biosecurity is the focus of a major new research project to be conducted by NIWA scientists.
NIWA scientists and Northland Regional Council staff are uncovering more of the mysteries of the North’s prized dune lakes using a canoe and some specialist hydro-acoustic surveying equipment.
Identifying creepy crawlies in your local stream just got a whole lot easier and faster, thanks to a new 3D identification system developed by a NIWA researcher.
NIWA researchers have produced a series of calendars to inform people when New Zealand's native freshwater and sport fish are migrating and spawning.
NIWA is asking Dunedin residents to send in photos of this week’s flooding in the city between noon Wednesday and noon Thursday.
Water in the Blue Lake is the clearest freshwater ever reported.
An international team of scientists has analysed 7000 years’ worth of lake-bottom mud from central Hawke’s Bay to work out how often the region might expect earthquakes.
Te Waihora is a special lake in need of some intensive care. Together, scientists, iwi, locals and environmentalists are pooling their knowledge and resources to make it better.
Kneeling in the mud under the cover of trees, covered in anoraks, sandflies and dedication, three scientists are looking out for the little guy.
NIWA’s involvement in the restoration of Te Waihora, New Zealand’s fifth largest lake, was recently featured on Māori Television’s new series, Project Whenua.


Subscribe to NIWA Science Centre News