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2022

Result: (33) Showing 1 - 30



Fosså18G2

Researchers halved the salmon louse burden at a fish farm

24.11.2022

They combined off-the-shelf products with a new, dynamic strategy: moving the salmon down – and up – away from the lice.



Perlesnormanet

Over 100 observations of string jellyfish reported

11.11.2022

This autumn there has been a big increase in the number of string jellyfish along the coast. This colonial jellyfish can reach lengths of up to 30 metres and it can be fatal to farmed fish.



2
story

What happened to the big saithe we tagged off Lofoten?

28.10.2022

One was eaten by a whale, another caught by a local fisherman called Håkon, and three returned to the same spot they were tagged a year ago.



HI 041389

IMR and UN collaborate on Special Journal Issue dedicated to Climate Change and Seafood Safety

18.10.2022

Seafood safety in a changing environment is the focus of the recent special issue of Environmental Pollution, a joint effort by IMR and UN-IAEA. Two out of eleven papers were written by IMR scientists.



HI 027799
news

Barents Sea: Recommends a capelin quota of up to 62.000 tons for 2023

18.10.2022

Low capelin growth and lack of survey coverage on Russian side makes the advice lower than last year.



Nesten
news

Tagging a furious shark

20.09.2022

For the first time, IMR scientists have successfully tagged a porbeagle with a satellite tag. Now researchers can learn more about what the great white shark's "little brother" does in Norwegian waters.



photo of a stranded whale and researchers studying it

Researchers looked for worms inside stranded whales and found too many to count

19.09.2022

“Good news in times of climate change.”



Two haddock larvae.

Exposure to magnetic fields from subsea cables slows down haddock larvae, study finds

12.09.2022

Haddock larvae swam more slowly after being exposed in the laboratory to magnetic fields similar to those created by undersea cables connecting offshore wind farms.



Photo of northeast Arctic cod

Barents Sea: Cod quota of maximum 566,784 tonnes recommended for 2023

06.09.2022

That is 20 percent lower than the previous year, and lowest since 2009.



HI 050434

– Quota recommendations virtually unaffected

06.09.2022

The first bilateral quota recommendation for cod, haddock and deepwater redfish in the Barents Sea is now ready. 



rekefiske historisk

Evolution of the shrimp fishery – from 1908 to today

25.08.2022

Researchers have digitised shrimp landings data going almost right back to when the Norwegian shrimp fishery started around the turn of the 20th century.



20220624 Capture N7 Sat Camera 20220624 233008

Data collection is up and running again

24.08.2022

Parts of the Lofoten–Vesterålen Ocean Observatory are operational and collecting new scientific data again after more than a year of downtime.



freya i frognerkilen

Researchers will collect scientific data from Freya

15.08.2022

Data from the autopsy of the walrus could provide valuable information about the animal, for example about its diet.



bakkasund 3

How do spawning cod react to seismic surveys?

25.07.2022

Since 2019, IMR scientists have tagged cod in Western Norway only to “bother” them with noise during the spawning season. The aim is to be able to give better advice on seismic surveys.



freya i frognerkilen

The walrus "Freya": – People should keep their distance

20.07.2022

That's the clear advice from our marine mammal scientist.



Kriegers Flak

IMR to lead large EU project on kelp and mussel farming within offshore wind farms

13.07.2022

The project receives funding of 8,2 million EUR over the course of four years.



Merking_brugde

Satellite tagging 8-metre sharks

05.07.2022

The researchers were able to tag three basking sharks in a single weekend. Read more here.



freya
news

"Freya" the walrus may be an environmentalist

24.06.2022

The pacific oyster is an invasive species that has fixed its grip along the coast of Southern Norway. It might also be the main diet of "Freya" the walrus, currently eating her way in the Oslofjord.



Endre Moen

Artificial intelligence has been taught to "read" salmon scales

23.06.2022

Determining the age of salmon from their scales is a task for trained experts. Now artificial intelligence may give them a hand.



sudan forsker fisk

Scientists from Norway and Sudan work together to preserve marine ecosystems

17.06.2022

For more than a decade, IMR researchers have been working closely with colleagues from partner institutions in Sudan with a particular focus on small scale fisheries.



Herring school in fish tank.

Spring-spawning herring were tricked into spawning in autumn

16.05.2022

When researchers manipulated the hours of daylight in an experimental setup, they got herring to spawn during the "wrong" time of year.



Front vesterisen
story

007-cruise in the West Ice

09.05.2022

Join us to the Arctic on one of our most extreme cruises. Popularly called the James Bond cruise.



Microscope photo of sandeel larvae.

Sandeel larvae undisturbed by subsea cables connecting wind farms

21.04.2022

New study on potential impacts of wind industry on marine life in the North Sea.



 DSC0637

Researchers find more mackerel have Kudoa parasites

23.03.2022

The Kudoa parasite gives the mackerel’s flesh a soft, jelly-like consistency after it is dead. 



Three large halibut.

Researchers identify the halibut’s sex gene

15.03.2022

Results from new genetic research could contribute to the further development of halibut as a farmed fish species.



Person inserting acoustic tracker into fish.

Big Data reveals the secret lives of animals

25.02.2022

New and improved technology allows researchers to track the movements of fish and other animals from second to second.



Gadus morhua 29 11 2012 (8) (1)

Supergenes protect cod against environmental changes

15.02.2022

Researchers have found that Atlantic cod possess a set of “supergenes” that enable them to quickly adapt to environmental changes. 



Small boat on the fjord with scientific equipment and researchers on board.

Could fish larvae be disturbed by offshore wind farms?

09.02.2022

A unique project at IMR aims to shed light on the impact of offshore wind farms on the vulnerable early life stages of fish.



Small fish marked with paper slips on a table as part of a trial.
opinion

Fish farmers can influence the traits of fish through the feed

07.02.2022

Behaviour and environmental conditions affect how genes are expressed. New research demonstrates how epigenetics may be highly relevant to the aquaculture industry.



Photo of a sea trout with salmon lice.

Confirmation that sea trout are heavily affected by salmon lice

24.01.2022

In Western Norway, over half of all sea trout are infested with so many salmon lice that you would expect it to seriously harm their health.