Fish

Latest news

Researchers seek help on lobster catches

Media Release
16 October 2019
NIWA researchers are seeking the help of divers, snorkellers and lobster potters in the Hauraki Gulf and Bay of Plenty to learn more about how rock lobster are faring.

Scientists help lamprey to spread the love

Media Release
30 September 2019
Contraptions that resemble upside-down kitchen sinks have been placed in the Waikawa River in Southland to attract a notoriously elusive native fish species.

Scientists study eels by moonlight

Media Release
1 August 2019
Under the light of the moon where the river meets the sea, NIWA researchers are planning to catch tiny fish that are all but invisible to the naked eye.

Scientists hoping to solve great eel mystery

Media Release
16 May 2019
NIWA freshwater scientists are pinning their hopes of solving an age-old mystery on 10 female longfin eels who are about to begin an epic journey to their spawning grounds somewhere in the Pacific Ocean.
 

Our work

Historical changes in juvenile fish habitats

NIWA is looking for people who have had a long association with the Hauraki Gulf or Marlborough Sounds to help them with a research project on juvenile fish habitats.

Production of aquaculture species

NIWA is supporting the advancement of the New Zealand aquaculture sector through the development of high value products of verifiable quality and sustainability.

New Zealand fish passage guidelines

The New Zealand Fish Passage Guidelines sets out recommended practice for the design of instream infrastructure to provide for fish passage.

Cultural Keystone Species - co-management and restoration of our freshwater taonga species

Māori communities around the country note that the abundance, size and/or distribution of tuna, kōura and kāeo/kākahi is declining and that current populations aren’t sufficient to meet their needs.

 

Latest videos

Freshwater fish swim their all for science

Freshwater fish swim their all for science

The tiny inanga have been plucked from Waikato streams and held in a darkened laboratory for the last month, undertaking highly advanced testing to find the strongest, fittest and fastest fish.
Ocean acidification - what is it?

Ocean acidification—what is it?

The on-going rise of carbon dioxide (CO2) in the atmosphere is not only changing our climate—it is also changing our oceans. Take a look at the work of the NIWA-led CARIM project into what these changes may mean for the delicate balance of marine life.

Exploring the deepsea

Exploring the deepsea

Despite many centuries of maritime exploration, only a fraction of our planet's seafloor has been observed. NIWA Deepsea Scientist Di Tracey tells us what it feels like to probe deep beneath the waves to see what's living on the ocean floor.

Mesopelagic trawl from the RV Tangaroa October 2016 Kermadec Voyage

Mesopelagic trawl - off Kermadec Islands Oct 2016

Using a very wide net to complete a 960m deep mesopelagic trawl near the Kermadec Islands has brought up a large number and diverse range of deep water species.
 

Underwater magician

Feature story
28 December 2018
Based at Bream Bay, Whangarei, Crispin Middleton is also an acclaimed underwater photographer and the recipient of numerous photography awards. His work regularly appears in New Zealand Geographic, dive magazines, scientific journals and conservation/ government documents.

Researchers seek help on lobster catches

Media Release
16 October 2019
NIWA researchers are seeking the help of divers, snorkellers and lobster potters in the Hauraki Gulf and Bay of Plenty to learn more about how rock lobster are faring.

Scientists help lamprey to spread the love

Media Release
30 September 2019
Contraptions that resemble upside-down kitchen sinks have been placed in the Waikawa River in Southland to attract a notoriously elusive native fish species.

Scientists study eels by moonlight

Media Release
1 August 2019
Under the light of the moon where the river meets the sea, NIWA researchers are planning to catch tiny fish that are all but invisible to the naked eye.

Freshwater Update 81, June 2019

Freshwater Update 81 brings you the latest information from our Freshwater & Estuaries Centre, with articles ranging from how NIWA scientists are solving the longfin eel migration mystery, how we're taking you diving with us at Fieldays, and a word from one of the editors of the new Lakes Restoration Handbook.

Scientists hoping to solve great eel mystery

Media Release
16 May 2019
NIWA freshwater scientists are pinning their hopes of solving an age-old mystery on 10 female longfin eels who are about to begin an epic journey to their spawning grounds somewhere in the Pacific Ocean.
Freshwater fish swim their all for science

Freshwater fish swim their all for science

The tiny inanga have been plucked from Waikato streams and held in a darkened laboratory for the last month, undertaking highly advanced testing to find the strongest, fittest and fastest fish.

Freshwater fish swim their all for science

Media Release
26 March 2019
In a secret training location on the outskirts of Hamilton, a squad of whitebait is being put through its paces by fish scientists.
Ocean acidification - what is it?

Ocean acidification—what is it?

The on-going rise of carbon dioxide (CO2) in the atmosphere is not only changing our climate—it is also changing our oceans. Take a look at the work of the NIWA-led CARIM project into what these changes may mean for the delicate balance of marine life.

Voyage Update 5: sampling rattails and exploring vulnerable coral habitats in the MPA

3 February 2019. By Voyage Leader Dr Richard O'Driscoll.

Voyage Update 4: Toothfish habitat in and out of the MPA

29 January 2019. By Voyage Leader Dr Richard O'Driscoll.

NZ Freshwater Fish Database

The New Zealand Freshwater Fish Database (NZFFD) records the occurrence of fish in fresh waters of New Zealand.

Ross Sea Region Research and Monitoring Programme

The Ross Sea Region Research and Monitoring Programme (Ross-RAMP) is a five-year research programme funded by the Ministry of Business, Innovation and Employment (MBIE) and run by NIWA to evaluate the effectiveness of the Ross Sea Marine Protected Area.

The eel earbone detective

Feature story
9 January 2019
As a young child growing up on an Irish farm, one of Eimear Egan’s chores was to regularly clean out the well from where her family drew its drinking water. In the well lived a large eel that, no matter how many times it was shifted, just kept coming back.

Fish Passage Assessment Tool

The Fish Passage Assessment Tool has been developed to provide an easy to use, practical tool for recording instream structures and assessing their likely impact on fish movements and river connectivity.

Satellite Data Services

NIWA provides live satellite data for sea surface temperature and chlorophyll analysis for use by New Zealand's fishing industry.

Scientists spy on baby snapper in Hauraki Gulf

6 November 2018
NIWA researchers are out on the Hauraki Gulf this week to find out more about the nurseries of young snapper.

Migratory fish get helping hand

Feature story
3 September 2018
Humans don't always make it easy on fish to get where they are going. New Zealand's first national set of Fish Passage Guidelines – co-developed by NIWA - is expected to help.

NIWA undertakes an ambitious, complex seabed experiment

Media Release
7 May 2018
One of the most challenging scientific underwater experiments ever attempted by NIWA is taking place this month on the Chatham Rise.

Improving Tonga’s deepwater demersal line fishery

NIWA is in its third year of a 5-year phased project on the deepwater line fishery in Tonga funded by the NZ Aid Programme’s Partnership for International Development Fund. The aim of the project is to deliver the improved governance, management, and economic and biological sustainability of the fishery focusing on deepwater snapper and bluenose in the Tonga EEZ.

New Zealand fish passage guidelines

The New Zealand Fish Passage Guidelines sets out recommended practice for the design of instream infrastructure to provide for fish passage.

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All staff working on this subject

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Dr Tara Anderson

Marine Ecologist
Email Dr Tara Anderson

Dr Doug Booker

Hydro-ecological Modeller
Email Dr Doug Booker

Dr Malcolm Clark

Principal Scientist - Fisheries
Email Dr Malcolm Clark
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Dr Samik Datta

Population Modeller
Email Dr Samik Datta
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Dr Pablo Escobar-Flores

Fisheries Scientist
Email Dr Pablo Escobar-Flores

Dr Malcolm Francis

Principal Scientist - Fisheries
Email Dr Malcolm Francis

Dr Paul Franklin

Freshwater Ecologist
Email Dr Paul Franklin
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Dr Sean Handley

Marine Biologist
Email Dr Sean Handley

Dr Phillip Jellyman

Assistant Regional Manager - Christchurch
Email Dr Phillip Jellyman
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Dr Yoann Ladroit

Fisheries Acoustics Scientist
Email Dr Yoann Ladroit

Dr Richard O'Driscoll

Principal Scientist - Fisheries
Email Dr Richard O'Driscoll
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Dr Darren Parsons

Marine Ecologist
Email Dr Darren Parsons
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Dr Alvin Setiawan

Aquaculture Scientist
Email Dr Alvin Setiawan
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Dr Fabrice Stephenson

Marine Ecologist
Email Dr Fabrice Stephenson
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Dr Rick Stoffels

Freshwater Fisheries Ecologist
Email Dr Rick Stoffels

Dr Ian Tuck

Principal Scientist - Fisheries
Email Dr Ian Tuck
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Helena Armiger

Principal Technician - Fisheries
Email Helena Armiger
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Eimear Egan

Freshwater Fish Ecologist
Email Eimear Egan
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Keith Michael

Fisheries Scientist
Email Keith Michael
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Andrew Miller

Marine Ecology Technician
Email Andrew Miller
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Derrick Parkinson

Principal Technician - Fisheries
Email Derrick Parkinson
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Kelly Ratana

Environmental Scientist
Email Kelly Ratana
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