Regional-scale sea-ice and snow thickness distributions from in situ and satellite measurements over East Antarctica during SIPEX 2007

The SeaIcePhysicsandEcosystemeXperiment(SIPEX)wasconductedintheEastAntarcticpackicezone between115-1301E from9September11October,2007.Insitumeasurementsofsea-iceandsnow propertieswereconductedat15icestations,togetherwithship-basedASPeCtobservations.Theice andsnowthicknessvariedconsiderablyindifferen...

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Bibliographic Details
Published in:Deep Sea Research Part II: Topical Studies in Oceanography
Main Authors: Worby, AP, Steer, AD, Lieser, JL, Heil, P, Yi, D, Markus, T, Allison, I, Massom, RA, Galin, N, Zwally, J
Format: Article in Journal/Newspaper
Language:English
Published: Pergamon-Elsevier Science Ltd 2011
Subjects:
Earth Sciences
Physical Geography and Environmental Geoscience
Glaciology
East Antarctica
Antarc*
Antarctica
Sea ice
Online Access:https://doi.org/10.1016/j.dsr2.2010.12.001
http://ecite.utas.edu.au/76094
Description
Summary:The SeaIcePhysicsandEcosystemeXperiment(SIPEX)wasconductedintheEastAntarcticpackicezone between115-1301E from9September11October,2007.Insitumeasurementsofsea-iceandsnow propertieswereconductedat15icestations,togetherwithship-basedASPeCtobservations.Theice andsnowthicknessvariedconsiderablyindifferentregionsofthepackice,withparticularlythickice associatedwithdeformationandastrongslopejetinthesouthwestofthestudyregion.Themeanice thicknesswas0.99m(1.57mexcludingthenorthernmarginalicezones),butvariedfrom0.61malong thesouthernlegto1.80malongthewesternleg,withpocketsofconsiderablythickericeinsomeregions.Swellwasobservedontwooccasionspenetratingmorethan330kmsouthoftheiceedgeintoregionswith80-100%iceconcentration.IcethicknessescalculatedfromnearcoincidentICESatlaseraltimetry(1.74m)aresimilartothe in-situ observationsinthecentralpack(1.57m).

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