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| Faroe Bank Channel | |
|---|---|
| Name | Faroe Bank Channel |
| Location | North Atlantic Ocean |
| Type | submarine channel |
| Basin countries | Faroe Islands; Iceland; United Kingdom |
Faroe Bank Channel is a deep submarine passage southwest of the Faroe Islands connecting the Greenland Sea and the Norwegian Sea via the North Atlantic. It forms a key conduit for dense overflow waters and influences regional circulation, climate teleconnections, and North Atlantic hydrography. The channel is a focal point for multidisciplinary studies linking North Atlantic Oscillation, Atlantic Meridional Overturning Circulation, and marine resource management by authorities such as the Faroese Government and research institutions like the Bergen Museum.
The channel lies between the Faroe Islands and the Iceland–Greenland ridge system, carved into the continental shelf near the Faroe Bank and adjacent to the Rockall Plateau. Bathymetric surveys by expeditions from institutions including the Institute of Marine Research (Norway), the Scottish Association for Marine Science, and the University of Bergen reveal sills, channels, and basins comparable to features mapped in the Skagerrak and Faeroe-Shetland Channel. Key nearby geographic features include the Faroe-Shetland Basin, the Porcupine Abyssal Plain, and the Hatton-Rockall Fracture Zone. Multibeam mapping expeditions by vessels such as RRS Discovery and RV G.O. Sars have detailed depths, slopes, and glacially carved troughs that control overflow dynamics.
Faroe Bank Channel is a principal pathway for dense overflow from the Greenland Sea into the Irminger Sea and onward to the Nordic Seas and southern North Atlantic Current. Measurements by programs like the OSNAP array, Argo floats, and moorings deployed by the European Union and Norwegian Polar Institute show vigorous currents, internal tides, and intermittent episodes of dense water cascading similar to flows observed at the Denmark Strait and Faroe-Shetland Channel. The channel influences properties of water masses such as North Atlantic Deep Water, Atlantic Water, and Labrador Sea Water, and interacts with the Gulf Stream extension and the Subpolar Gyre. Variability is modulated by indices including the North Atlantic Oscillation and the Atlantic Multidecadal Oscillation.
Overflow through the channel affects heat and salt redistribution linked to the Atlantic Meridional Overturning Circulation and climate phenomena documented in paleoclimate archives like Greenland ice cores and North Atlantic sediment cores. Changes in overflow strength correlate with shifts recorded in instrumental datasets maintained by agencies such as the UK Met Office and the Danish Meteorological Institute. The channel’s dynamics influence storm tracks that affect the British Isles, the Nordic countries, and the Icelandic climate, with links to events such as major storms catalogued by the European Storm Forecast Experiment and regional impacts assessed in reports by the Intergovernmental Panel on Climate Change.
Topographic complexity and deep currents create habitats that support benthic communities and pelagic species studied by teams at the Marine Institute (Ireland), the Faroe Marine Research Institute, and the Institute of Marine Research (Norway). Species associated with channel environments include deep-water corals similar to those found off the Rockall Bank and fauna comparable to assemblages on the Shetland Isles slope. The area contributes to distributions of commercially important taxa such as Atlantic cod, haddock, and capelin, and to biodiversity patterns relevant to conservation organizations like the International Council for the Exploration of the Sea and the Convention on Biological Diversity. Deep-sea benthos studies reference taxa catalogued in databases curated by the Natural History Museum, London and the University of Copenhagen.
Fisheries exploitation around the channel involves fleets from the Faroe Islands, Iceland, the United Kingdom, and Norway, regulated by bodies including the North East Atlantic Fisheries Commission and national fisheries agencies. Historical records from archives at the Faroe Islands National Library and research by the Marine Scotland Science document changing catch composition influenced by shifts in water masses similar to regime changes observed in the Barents Sea. Other human uses include acoustic surveys by the ICES community, hydrocarbon exploration interest near the Porcupine Basin, and potential seabed mining concerns addressed by the International Seabed Authority and national ministries.
The channel lies near busy North Atlantic routes linking the British Isles, Scandinavia, and transatlantic lanes used by merchant vessels, ferries operated by companies such as Smyril Line, and research ships including RV Polarstern. Navigation hazards include strong currents, internal waves, and rogue wave occurrences investigated after incidents logged by the Marine Accident Investigation Branch and maritime insurers like the Lloyd’s Register. Lighthouses and traffic separation schemes around the Faroe Islands and approaches are overseen by authorities such as the Faroe Islands Radio and the UK Hydrographic Office which publishes navigational charts.
International programs and institutions conduct multidisciplinary monitoring in the channel, including the OSNAP observational array, long-term mooring programs led by the University of Bergen and NOC (National Oceanography Centre), and collaborative cruises by the Danish Meteorological Institute and Icelandic Meteorological Office. Key methodologies include CTD profiling, ADCP measurements, and paleoceanographic sampling compared with studies at the Denmark Strait and Irminger Sea. Data contribute to models run at centers such as the European Centre for Medium-Range Weather Forecasts and the National Oceanic and Atmospheric Administration, and to synthesis reports by the Intergovernmental Panel on Climate Change and the International CLIVAR Project.
Category:North Atlantic Ocean Category:Faroe Islands geography