Fish

Latest news

Tangaroa heads back to sea – with social distancing

Media Release
13 May 2020
NIWA’s flagship research vessel Tangaroa will sail out of Wellington Harbour on Sunday for the first scientific voyage since the lockdown.

The King of the Fish

Feature story
29 April 2020
Before fish Alvin Setiawan studied weta and penguins. These days he’s never far from the kingfish tanks at NIWA’s Northland Marine Research Centre at Bream Bay.

Extremely rare albino shark discovered in Auckland

Media Release
22 April 2020
A deep dive into the collection of an Auckland War Memorial Museum has revealed an extremely rare albino shark.

Giant squid and glow-in-the-dark sharks surprise scientists

Media Release
17 February 2020
A giant squid and several glow-in-the-dark sharks were surprise finds for NIWA scientists last month on the Chatham Rise during a voyage to survey hoki, New Zealand’s most valuable commercial fish species.
 

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

The world's most mysterious fish

The world's most mysterious fish

A video about The world's most mysterious fish. NIWA researchers are working with iwi to try to unlock the secrets of New Zealand tuna—freshwater eels. Every year tiny, glass eels wash in on the tide at river mouths along our coast. But where do they come from and how do they get there?

 

Science on the high seas

Science on the high seas

Sustainable fisheries depend on good scientific data about fish stocks. NIWA scientists head out into Cook Strait on Research Vessel Kaharoa to survey the hoki fishery and advise officials on catch rates.

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.

 

The frozen menagerie

Feature story
23 December 2019
Just past the locks, alarms and big heavy doors is a rather macabre sight.

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.

Tangaroa heads back to sea – with social distancing

Media Release
13 May 2020
NIWA’s flagship research vessel Tangaroa will sail out of Wellington Harbour on Sunday for the first scientific voyage since the lockdown.

The King of the Fish

Feature story
29 April 2020
Before fish Alvin Setiawan studied weta and penguins. These days he’s never far from the kingfish tanks at NIWA’s Northland Marine Research Centre at Bream Bay.

Extremely rare albino shark discovered in Auckland

Media Release
22 April 2020
A deep dive into the collection of an Auckland War Memorial Museum has revealed an extremely rare albino shark.
The world's most mysterious fish

The world's most mysterious fish

A video about The world's most mysterious fish. NIWA researchers are working with iwi to try to unlock the secrets of New Zealand tuna—freshwater eels. Every year tiny, glass eels wash in on the tide at river mouths along our coast. But where do they come from and how do they get there?

 

Giant squid and glow-in-the-dark sharks surprise scientists

Media Release
17 February 2020
A giant squid and several glow-in-the-dark sharks were surprise finds for NIWA scientists last month on the Chatham Rise during a voyage to survey hoki, New Zealand’s most valuable commercial fish species.
Science on the high seas

Science on the high seas

Sustainable fisheries depend on good scientific data about fish stocks. NIWA scientists head out into Cook Strait on Research Vessel Kaharoa to survey the hoki fishery and advise officials on catch rates.

Science of the high seas

Feature story
1 February 2020
Ever wondered what fish is served in a Filet-o-Fish at MacDonald’s? It’s hoki. Fish fingers at the supermarket? Chances are, they’ll be hoki too.

Gone fishin'

Feature story
1 February 2020
If you want a healthy fishing industry, you need to know how healthy your fish stocks are. Sam Fraser-Baxter talks to a scientist who went to sea to find out.

Unlocking the mysterious marine life of eels

Feature story
1 February 2020
Tiny, translucent eels may hold the answers to one of the fish world’s great mysteries. Zen Gregor investigates.

Scientists brave winter in Antarctic waters

Media Release
14 November 2019
The New Zealand ship Janas has recently returned from a six-week winter research voyage to the Ross Sea where scientists made the first observations of developing Antarctic toothfish embryos.

NIWA to survey young snapper in Hauraki Gulf

Media Release
7 November 2019
NIWA is heading out into the Hauraki Gulf this month to carry out a survey of juvenile snapper– the first of its kind for 20 years.

Fish snack on microplastics

Media Release
22 October 2019
Microplastics are being fed to snapper, New Zealand’s most popular recreational fish species, at NIWA’s aquaculture research facility near Whangarei in a bid to establish some baseline data about how fish are being affected.

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.

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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

Dr Sean Handley

Marine Biologist
Email Dr Sean Handley
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Dr Simon Hoyle

Fisheries Modeller
Email Dr Simon Hoyle

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

Dr Alvin Setiawan

Aquaculture Scientist
Email Dr Alvin Setiawan
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Dr Fabrice Stephenson

Marine Ecological Modeller
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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