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Vorrath, Maria-Elena; Müller, Juliane; Rebolledo, Lorena; Cárdenas, Paola; Shi, Xiaoxu; Esper, Oliver; Opel, Thomas; Geibert, Walter; Muñoz, Praxedes; Haas, Christian; Lange, Carina B; Lohmann, Gerrit; Mollenhauer, Gesine (2023): Geochemistry and biomarker of sediment core PS97/068-2 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.918735, In: Vorrath, M-E et al. (2020): Sea Ice dynamics in the Bransfield Strait, Antarctic Peninsula, during the past 240 years: a multi-proxy intercomparison study [dataset publication series]. PANGAEA, https://doi.org/10.1594/PANGAEA.918808

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Keyword(s):
Antarctic sea ice; highly branched isoprenoids; IPSO25; Paleoclimate; sea ice proxy
Related to:
Vorrath, Maria-Elena; Müller, Juliane; Rebolledo, Lorena; Cárdenas, Paola; Shi, Xiaoxu; Esper, Oliver; Opel, Thomas; Geibert, Walter; Muñoz, Praxedes; Haas, Christian; Lange, Carina B; Lohmann, Gerrit; Mollenhauer, Gesine (accepted): Sea Ice dynamics at the Western Antarctic Peninsula during the industrial era: a multi-proxy intercomparison study. Climate of the Past, https://doi.org/10.5194/cp-2020-63
Coverage:
Latitude: -63.167500 * Longitude: -59.302000
Date/Time Start: 2016-03-09T04:37:00 * Date/Time End: 2016-03-09T04:37:00
Minimum DEPTH, sediment/rock: 0.015 m * Maximum DEPTH, sediment/rock: 0.425 m
Event(s):
PS97/068-2 * Latitude: -63.167500 * Longitude: -59.302000 * Date/Time Start: 2016-03-09T04:37:00 * Date/Time End: 2016-03-09T04:37:00 * Elevation: -793.6 m * Location: Bransfield Strait * Campaign: PS97 (ANT-XXXI/3) * Basis: Polarstern * Method/Device: MultiCorer (MUC)
Comment:
Calendar Years AD 1780-1875 are extrapolated based on the prior sedimentation rate.
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
1DEPTH, sediment/rockDepth sedmVorrath, Maria-ElenaGeocode
2Depth, top/minDepth topmVorrath, Maria-Elena
3Depth, bottom/maxDepth botmVorrath, Maria-Elena
4Lead-210 excess210Pb xsdpm/gVorrath, Maria-Elena
5Lead-210 excess, error210Pb xs e±Vorrath, Maria-Elena
6AgeAgea AD/CEVorrath, Maria-Elena
7Age, errorAge e±Vorrath, Maria-Elena
8AGEAgeka BPVorrath, Maria-ElenaGeocode
9Sedimentation rate per yearSRcm/aVorrath, Maria-Elena
10Carbon, organic, totalTOC%Vorrath, Maria-Elenawt %
11Carbon/Nitrogen ratioC/NVorrath, Maria-Elena
12Branched and isoprenoid tetraether indexBITVorrath, Maria-Elena
132,10,14-Trimethyl-6-enyl-7-(3-methylpent-1-enyl)pentadecene, per unit mass total organic carbonC25 HBI diene/TOCµg/gVorrath, Maria-ElenaGas chromatography - Mass spectrometry (GC-MS)IPSO25/TOC: Ice Proxy for the Southern Ocean with 25 carbon atoms per unit total organic carbon
14(9Z)-2,6,10,14-Tetramethyl-7-(3-methylpent-4-enyliden)pentadeca-9-ene, per unit mass total organic carbonC25 HBI (Z) triene/TOCµg/gVorrath, Maria-ElenaGas chromatography - Mass spectrometry (GC-MS)
15(9E)-2,6,10,14-Tetramethyl-7-(3-methylpent-4-enyliden)pentadeca-9-ene, per unit mass total organic carbonC25 HBI (E) triene/TOCµg/gVorrath, Maria-ElenaGas chromatography - Mass spectrometry (GC-MS)
1624-Methylcholesta-5,22E-dien-3beta-ol, per unit mass total organic carbonBrassicasterol/TOCµg/gVorrath, Maria-ElenaGas chromatography - Mass spectrometry (GC-MS)
174alpha,23,24-Trimethyl-5alpha-cholest-22E-en-3beta-ol, per unit mass total organic carbonDinosterol/TOCµg/gVorrath, Maria-ElenaGas chromatography - Mass spectrometry (GC-MS)
1824-Methylcholest-5-en-3beta-ol, per unit mass total organic carbonCampesterol/TOCµg/gVorrath, Maria-ElenaGas chromatography - Mass spectrometry (GC-MS)
1924-ethylcholest-5-en-3beta-ol, per unit mass total organic carbonb-Sitosterol/TOCµg/gVorrath, Maria-ElenaGas chromatography - Mass spectrometry (GC-MS)
20cholesta-5,24-dien-3beta-ol, per unit mass total organic carbonDesmosterol/TOCµg/gVorrath, Maria-ElenaGas chromatography - Mass spectrometry (GC-MS)
21Phytoplankton biomarker HBI Z-Triene IPSO25 indexPZIPSO25Vorrath, Maria-ElenaPIPSO25 calculated after Vorrath et al., 2019
22Phytoplankton biomarker HBI E-Triene IPSO25 indexPEIPSO25Vorrath, Maria-ElenaPIPSO25 calculated after Vorrath et al., 2019
23Phytoplankton biomarker Brassicasterol IPSO25 indexPBIPSO25Vorrath, Maria-ElenaPIPSO25 calculated after Vorrath et al., 2019
24Phytoplankton biomarker Dinosterol IPSO25 indexPDIPSO25Vorrath, Maria-ElenaPIPSO25 calculated after Vorrath et al., 2019
25Sub-surface ocean temperatureSOT°CVorrath, Maria-ElenaSOTTEX, SOT based on TEXL86 calculated after Kim et al., 2010 (Eq. 7 and 8)
26Sub-surface ocean temperatureSOT°CVorrath, Maria-ElenaSOTOH, SOT based on RI-OH caculated after Lü et al., 2015 (Eq. 13 and 14)
27Diatoms, sea iceDiatom sea ice%Vorrath, Maria-ElenaModern analog technique (MAT), D274/28/4anWSI
28Sea surface temperature, summerSST sum°CVorrath, Maria-ElenaTransfer function, IKM – D336/29/3qSSST
Change history:
2023-07-05T07:53:19 – Lead-210 excess and Lead-210 excess, error values were corrected due to a conversion error from Bq/kg to dmp/g
Size:
1055 data points

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