Arctic basins

E513916

oceanic basin group physiographic province of the Arctic Ocean

Arctic basins are the deep, central oceanic depressions of the Arctic Ocean that shape its circulation, water mass distribution, and overall marine environment.

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Observed surface forms (4)

Surface form	Occurrences
Arctic Ocean basin	16
Arctic Ocean approaches	1
Arctic Ocean basins	1
Central Arctic deep-water region	1

Statements (49)

Predicate	Object
instanceOf	oceanic basin group ⓘ physiographic province of the Arctic Ocean ⓘ
associatedWith	Atlantic Water layer NERFINISHED ⓘ cold halocline layer ⓘ deep Arctic water masses ⓘ
averageDepth	approximately 4000 meters ⓘ
borderedBy	Arctic continental shelves NERFINISHED ⓘ Eurasian continental margin NERFINISHED ⓘ North American continental margin NERFINISHED ⓘ
containsFeature	abyssal plains ⓘ deep troughs ⓘ submarine plateaus ⓘ submarine ridges ⓘ
coveredBy	multi‑year sea ice in many regions ⓘ
experiences	low surface temperatures year‑round ⓘ
formedBy	continental rifting and subsidence ⓘ seafloor spreading at Gakkel Ridge ⓘ
hasPart	Amerasian Basin NERFINISHED ⓘ Amundsen Basin NERFINISHED ⓘ Canada Basin NERFINISHED ⓘ Eurasian Basin NERFINISHED ⓘ Makarov Basin NERFINISHED ⓘ Makarov–Canada Basin system NERFINISHED ⓘ Nansen Basin NERFINISHED ⓘ
importantFor	deep water formation ⓘ global climate regulation ⓘ global thermohaline circulation ⓘ storage of freshwater in the Arctic Ocean ⓘ
influence	Arctic Ocean circulation ⓘ Arctic marine environment ⓘ Arctic water mass distribution ⓘ
locatedIn	Arctic Ocean ⓘ Arctic region ⓘ
maximumDepth	over 5000 meters in some areas ⓘ
monitoredBy	autonomous floats and moorings ⓘ icebreakers and research vessels ⓘ satellite remote sensing (indirectly via surface properties) ⓘ
partOf	World Ocean NERFINISHED ⓘ
receivesWaterFrom	Atlantic inflow through Barents Sea Opening ⓘ Atlantic inflow through Fram Strait ⓘ Pacific inflow through Bering Strait ⓘ
separatedBy	Alpha–Mendeleev Ridge NERFINISHED ⓘ Gakkel Ridge NERFINISHED ⓘ Lomonosov Ridge NERFINISHED ⓘ
shape	deep central oceanic depressions ⓘ
studiedInDiscipline	climatology ⓘ marine geology ⓘ oceanography ⓘ
underlies	central Arctic sea ice cover ⓘ