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2020

Result: (47) Showing 1 - 30



MX0B0445

New way found to mass produce sterile salmon

09.12.2020

By cutting out a particular gene, scientists can make farmed salmon sterile. This prevents escaped fish from spawning with wild salmon. Now scientists have also worked out how to produce sufficient quantities of sterile salmon for commercial production.



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Centre for research-based innovation launched with major herring survey

03.12.2020

The CRIMAC centre wants the echo sounder itself to be able to distinguish between herring, mackerel, shrimps and gas emissions. Now scientists have completed their first expedition to learn the “dialect” of herring.



Glassaal

Mystery has been solved: the Moon prevents glass eels from dying in the Arctic

30.11.2020

A new study shows how young eels find their way from their birthplace in the Sargasso Sea to Norwegian fjords and river mouths. 



Nise fanget i fiskegarn

On average, 2,871 harbour porpoises die each year in Norwegian gillnets

30.11.2020

Harbour porpoises that get entangled in gillnets die slowly. But there may be a simple solution.



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REDUS has improved fisheries stock assessment

26.11.2020

Researchers have reviewed almost everything: from surveys, trawling methods and sampling, to calculations and management strategies. They have come up with new methods and tools. In five years, the REDUS project has made the fish stock advice of the Institute of Marine Research (IMR) more reliable.



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Processed fish from Ghana is rich in nutrients

24.11.2020

At fish markets in Ghana, fish is sold either smoked, salted or sun-dried. A new study has now shown that this fish is rich in many important micronutrients, which came as a surprise to researchers.



Lettbåt i Kongsfjorden ved Ny Ålesund

Less sea ice means more human activity in the north

20.11.2020

With warmer seas and less sea ice around Svalbard, fishing boats and expedition cruise ships move northwards and extend their operational season and areal coverage. The implications of the increase in human activity for the vulnerable ecosystem in this region can be severe.



woman eating seafood

Have studied omega-3 levels in pregnant women

17.11.2020

In a new study, researchers have for the first time measured omega-3 levels in pregnant women from all over Norway. They found that pregnant women who took dietary supplements had the highest omega-3 levels in their bodies.



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African fish are rich in many important nutrients

13.11.2020

Sardines, anchovies, horse mackerel and axillary seabream are popular along the African coast. A new study shows that these species contain lots of important minerals and vitamins, particularly if the fish are eaten whole.



Kaja

“Kaja” may hold the world spawning record for an Atlantic salmon

06.11.2020

DNA test reveals female salmon has spawned an incredible five times in the River Etneelva.



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opinion

Will the herring enter the fjords in northern Norway this winter?

05.11.2020

Herring is whimsical. One year it can appear in large numbers near the coast in winter, return to the same area several winters in a row, and then suddenly disappear.



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Just a little oil impair survival of haddock larvae

30.10.2020

New study shows even very low concentrations of crude oil impair haddock larvae’s ability to swim. Negative impact was found at a third of what was previously believed to impact the larvae.



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What a century of otoliths tells us about the life and growth of cod

08.10.2020

The small stones from the fish’s head provide new information about cod have been affected by fishing, population dynamics and climate change. 



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story

Sigmund is organising millions of fish data loggers

05.10.2020

The otolith is the fish equivalent of a black box. One warehouse in Bergen contains several million otoliths dating from 1906 to the present day.



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New lab experiments show anti-sea lice agent deltamethrin is highly toxic to lobster larvae

30.09.2020

When researchers simulated anti-sea lice treatments, the plume of chemicals that can be dangerous to the larvae typically spread out 5 to 15 kilometres as it diluted.



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Survey: Fisheries and aquaculture perceived as Norway's most sustainable industry

22.09.2020

When asked about which industry is the most sustainable, 29 percent of Norwegians answer fishing and fish farming. Only half as many answer oil and gas.



photo of an uncrewed kayak on the fjord

This remotely piloted kayak can observe sprat close to the surface

09.09.2020

The kayak can find fish in the blind spot of larger research ships.



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LoVe ocean observatory fully operational

25.08.2020

New technology makes it possible to follow life at depths of up to 1,500 metres live over the Internet.



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Deep insight into the oceans off Vesterålen

25.08.2020

Creates new opportunities for both the fishing and technology industries. 



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Norwegian rod-and-reel fishery for Atlantic bluefin tuna is underway

18.08.2020

24 selected small boats are scanning the Norwegian coast for the world's largest tuna. The Institute of Marine Research (IMR) obtains unique information from this “citizen science” project.



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Artificial intelligence is becoming important to marine research

12.08.2020

“Facial recognition” of fish is one way that artificial intelligence is already used in marine research. But there are many other possible applications.



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opinion

Clean energy can't come at the expense of the ocean – and it doesn't have to

27.07.2020

As clean energy expands, demand for metals and rare earth elements is growing along with it. Developing the wind turbines, solar panels and batteries that will power our low-carbon future requires cobalt, nickel, zinc, copper, silver, gold, lithium and more.



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Studying the environmental impacts on a little known habitat

15.07.2020

It is found all over the world, and it is abundant along the Norwegian coast, but you’ve probably never heard of it. Now researchers are studying how aquaculture affects maerl beds in northern Norway.



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The mackerel cruise can be followed online

03.07.2020

Six vessels will cover ten times Norway's area in search of the mackerel. This year you can follow them live on the map.



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Protected areas for lobsters increase claw size

18.06.2020

Lobsters in protected areas have bigger claws than lobsters in areas where they are fished, according to a new study. 



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Why the fjords turn green

02.06.2020

Hardangerfjorden has developed a clear green tint, prominent enought to be observed from space. The reason is microscopic.



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Eels only reach puberty at the age of 19

26.05.2020

New analysis of old samples shows that eels in Norway get twice as old as previously thought. 



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Wild salmon’s wild journey in the ocean

26.05.2020

Last spring Atlantic salmon were tagged with satellite tags in Southern Norway. Now they have phoned home. 



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The “refrigerator effect” of the Barents Sea is weakening

25.05.2020

The water entering the Barents Sea is not as cooled down as it used to. This has a large effect of the climate in the area and may lead to fish and other marine life migrating.