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BarentsPortal

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

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Meteorological conditions

Meteorological conditions

Atmospheric forcing exerts influence on marine ecosystems through winds and air-sea interactions. Variations in large-scale atmospheric circulation cause changes in upper ocean circulation, ice extent, and hydrographic properties of the water column. Changes in marine environments in turn cause biological responses such as timing of spring phytoplankton bloom, zooplankton production, patterns of fish eggs and larvae drift, encounter rate of larvae and their prey, survival and recruitment (Ottersen et al., 2004; Rey, 1993; Skjoldal and Rey, 1989; Sundby, 1991; 1995; 2000).

Last Updated ( Wednesday, 24 February 2010 13:19 )

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Oceanographic conditions - General circulation

The Norwegian Atlantic Current carries warm and salty Atlantic water northwards along the Norwegian continental shelf break outside the Norwegian Coastal Current (Figure 2.1.1). When entering the Barents Sea it splits into two main branches. The first branch flows northeast along the Hopen Trench. The second branch flows eastward parallel to the coastal current towards Novaya Zemlya archipelago; t...

Last Updated ( Friday, 22 January 2010 11:32 )

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Oceanographic conditions - Currents and transports

Oceanographic conditions - Currents and transports

Observed current in the Fugløya-Bear Island region is predominantly barotropic, and reveals large fluctuations in both current speed and lateral structure (Ingvaldsen et al., 2002; 2004). In general, the current is wide and slow during summer and fast, with possibly several cores, during winter. The volume transport resembles the velocity field and varies with season due to close coupling with reg...

Last Updated ( Friday, 22 January 2010 11:32 )

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Oceanographic conditions - Water masses and stratification

Oceanographic conditions - Water masses and stratification

Atlantic Water is commonly defined as having salinity >35.0 and temperatures >3oC. Between Norway and Bear Island, the temperature of Atlantic Water varies seasonally and inter-annually from 3.5-7.5 oC. As a rule, both temperature and salinity decrease in northwards and eastwards in the Barents Sea (Figure 2.3.6). For this reason, water with salinity as low as 34.95 is often classified as wa...

Last Updated ( Friday, 22 January 2010 11:31 )

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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..

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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

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