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Current and expected state of the ecosystem

BarentsPortal

The Joint Norwegian-Russian Environmental Status Report for the Barents Sea

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Current and expected state of the ecosystem

Benthos - JAES long term monitoring program

Benthos - JAES long term monitoring program

To track environmental impacts on benthic assemblages, large scale, long-term monitoring of the Barents Sea bentos has been underway since 2005. The “Russian-Norwegian Joint Annual Ecosystem Surveys” (JAES) project addresses the need by providing both spatial and temporal data of benthic fauna from more than 400 stations annually since 2006.

Last Updated ( Wednesday, 03 February 2010 11:20 )

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Benthos - The Shtokman Gas exploration field and Kola section -long term monitoring program

Benthos - The Shtokman Gas exploration field and Kola section -long term monitoring program

The Shtokman license area (Figure 4.3.14a) has been monitored by MMBI from 2002-2007. The location is deeper that 300m in the eastern Barents Sea. The relief of the sea bottom is monotonous, together with monotonous sediment and benthic communities (Denisenko, 1996, Pavlidis, 1995, Frolova et al, 2004). At present, pollution of the near bottom waters and sediments of this area is insignificant (Iv...

Last Updated ( Friday, 22 January 2010 12:27 )

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Shellfish - Pandalus borealis

Shellfish - Pandalus borealis

The 2008 stock assessment (ICES) indicated that the stock has been exploited in a sustainable manner and has remained well above the precautionary reference limit throughout the history of the fishery. The advised TAC (quota) for 2009 is 50 000 tonnes.

Last Updated ( Friday, 22 January 2010 12:27 )

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Shellfish - Chlamys islandica

Shellfish - Chlamys islandica

Russian studies on the Iceland scallop were conducted off  Svatoy Nos Cape in the Barents Sea in 2008. The commercial stock  was estimated at 137,000 tonne. Compared to 2007, it decreased by 20%. Individuals with the shell height from 70 to 110 mm, modal length of 90-100 mm and average size of 95,7 mm were predominant in catches.

Last Updated ( Friday, 22 January 2010 12:27 )

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Shellfish - Snow crab (Chionoecetes opilio)

The snow crab is recorded as bycatch in trawl and gillnet fishery in Norwegian waters with an increasing frequency. The main part of the catches is in the northern part of the Barents Sea and in the Svalbard Conservation zone, but several catches has also been taken along the coast of Finnmark. The snow crab is expected to increase in abundance in the Norwegian part of the Barents Sea and in the S...

Last Updated ( Friday, 22 January 2010 12:27 )

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Shellfish - Red King crab (Paralithodes camtschaticus)

Shellfish - Red King crab (Paralithodes camtschaticus)

In August-September 2008, the densest concentrations of red king crabs, more than 500 ind/sq.km, were observed in the southeastern part of the habitat (Figure 4.3.17). In the rest of the habitat, the density of distribution was low and, as a rule, did not exceed 50-100 ind/sq.km (rarely 250).

Last Updated ( Friday, 22 January 2010 12:27 )

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Shellfish - Squids and other shellfish species with ecomonical potential

Squids

In Norwegian waters the squid Gonatus fabrichii could form a future fishery due to its abundance. The challenges in such a fishery could, however, be to avoid juveniles of other commercial fish species which often is distributed in the same water masses as the squid. The flying squid Todarodes sagittatus has been more or less absent from Norwegian waters for twenty years, but will most proba...

Last Updated ( Friday, 22 January 2010 12:28 )

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Fish - Cod (Gadus morhua)

Fish - Cod (Gadus morhua)

Based on the most recent estimates of spawning stock biomass (SSB, Figure 4.3.19), ICES classifies the stock as having full reproductive capacity and being harvested sustainably. Based on the most recent estimates of fishing mortality, the stock is at present exploited with a fishing mortality below that intended under the agreed management plan. The SSB has been above Bpa since 2002. Surveys indi...

Last Updated ( Friday, 22 January 2010 12:50 )

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Fish - Haddock (Melanogrammus aeglefinus)

Fish - Haddock (Melanogrammus aeglefinus)

Based on the most recent estimates of SSB (Figure 4.3.21), ICES classifies the stock as having full reproductive capacity and being harvested sustainably. The fishing mortality has fluctuated around Fpa during the last 10 years. The assessment indicates that the spawning stock is at a high level. Very strong year classes of 2004-2006 are recruiting to the fishable stock in 2008-2010, and thus the ...

Last Updated ( Friday, 22 January 2010 12:50 )

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About BarentsPortal

Polar bears partying on a dead whale carcass. Photo NPI

The BarnetsPortal is a combined web site. It consist of two main elements; presentation of the Joint Norwegian-Russian environmental status report and the Map service. The Report will be updated at regular intervals - initially started with data from 2008. The Map service will continually publish environmental theme data as they become available. Read more...

Status Report. The authors

Puffins in the Barents Sea. Photo NP 

More than 100 experts from a total of 9 Russian and 20 Norwegian institutions have participated in the preparation of the report, and the work has been organized in 13 expert groups. The work has been led by Sevmorgeo and PINRO on Russian side and on Norwegian side by the Institute of Marine Research and the Norwegian Polar Institute..

Find author name here...

Sponsors

The BarentsPortal is a project implemented under the Joint Norwegian-Russian Commission on Environmental Protection. The Portal is a joint Norwegian - Russian instrument designed for the mutual exchange and presentation of information and environmental data relevant to the management of the Barents Sea. It is intended to serve as the future tool for updating of the recently published Norwegian - Russian environmental status report (published here), and for further cooperation on ecosystem-based management of the Barents Sea. 
Ministry of the Environment
Ministry of Natural Resourses of the Russian Federation

The Russian - Norwegian cooperation

Waving kelp at the Norwegian coast. Photo IMR

BarentsPortal is a project developed under the Joint Russian - Norwegian Commission on Environmental Cooperation. The joint environmental report is a co-operation project between the Joint Russian - Norwegian Commission on Environmental Cooperation and the Joint Russian-Norwegian Fisheries Commission

Read about Joint Russian - Norwegian Commission on Environmental Cooperation (unfortunately only in Norwegian - please use web based translation)

Read about the Joint Russian-Norwegian Fisheries Commission

Recommended reading

 

General description of the Barents Sea ecosystem

The Barents Sea is a sub-Arctic shelf ecosystem located between 70° and 80°N. It connect...

 

Current status of the ecosystem

 

Aspects of future change

The following aspects of possible long-term changes in the ecosystem are discussed in the ...

 

Issues relevant for ecosystem management

The following themes are highlighted as examples of issues that are relevant for developme...

 

Future needs for monitoring and integrated status reports

The expected increases in the number and type of impacts on the ecosystem put a premium on...

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