Table 1 Estimates of upward heat fluxes Fh (W/m2).

RegionTopographyDepth levelFhMethodSource
Previous estimates, Eurasian Basin
Yermak PlateauSteepHalocline25Microstructure profiles(46)
Yermak PlateauSteepIce-ocean interface22Turbulent flux buoy(47)
North of SvalbardSteepIce-ocean interface
Halocline
O(100)
O(100)
Eddy covariance, Microstructure profiles(48)
North of SvalbardSlopeHalocline2-4Microstructure profiles(49)
Laptev SeaSlopeAbove AW core (>250 m)3Microstructure profiles(29)
Amundsen BasinInteriorUpper CHL
SML
0.05
0.2
Microstructure profiles(50)
Amundsen BasinInteriorBetween SML and AW core3-4ITP, heat content difference(14)
Estimates from this study, eastern Eurasian Basin
Eastern EB, off Severnaya ZemlyaSteep slopeBetween SML and AW core5.0-10.3Heat content differenceM6b mooring
Eastern EB, central Laptev Sea, 125°ESlopeBetween SML and AW core8.4-24.1Heat content differenceM13 mooring
Eastern EB, 125°EInteriorBetween SML and AW core6.9-11.2Heat content differenceM16 mooring
Eastern EB, off Novosibirskiye IslandsSlopeBetween SML and AW core3.3-9.5Heat content differenceM3e mooring