Schefuß, Enno; Miller, Charlotte (2021): Biomarker of sediment core GeoB 20610-2 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.937743
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Published: 2021-11-02 • DOI registered: 2021-12-04
Abstract:
To constrain the variability and the drivers of past climate, we explore vegetation (C3/C4) and hydrological change using stable carbon and hydrogen isotopes of plant-waxes in marine core GeoB20610-2 offshore the Limpopo River.
Keyword(s):
Related to:
Miller, Charlotte; Hahn, Annette; Liebrand, Diederik; Zabel, Matthias; Schefuß, Enno (2020): Mid- and low latitude effects on eastern South African rainfall over the Holocene. Quaternary Science Reviews, 229, 106088, https://doi.org/10.1016/j.quascirev.2019.106088
Project(s):
Funding:
Federal Ministry of Education and Research (BMBF), grant/award no. 03G0840A: Regional Archives for Integrated iNvestigations
Coverage:
Latitude: -25.044000 * Longitude: 34.725000
Date/Time Start: 2016-02-14T08:00:00 * Date/Time End: 2016-02-14T08:00:00
Minimum DEPTH, sediment/rock: 0.020 m * Maximum DEPTH, sediment/rock: 3.170 m
Event(s):
M123_169-2 (GeoB20610-2) * Latitude: -25.044000 * Longitude: 34.725000 * Date/Time: 2016-02-14T08:00:00 * Elevation: -59.0 m * Recovery: 321 cm * Campaign: M123 * Basis: Meteor (1986) * Method/Device: Gravity corer (GC)
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Number | n | # | Hahn, Annette | ||
| 2 | DEPTH, sediment/rock | Depth sed | m | Hahn, Annette | Geocode – merged | |
| 3 | DEPTH, sediment/rock | Depth sed | m | Hahn, Annette | Geocode | |
| 4 | AGE | Age | ka BP | Hahn, Annette | Geocode – AH | |
| 5 | Carbon Preference Index, n-Alkanes (C25-C33) | CPI 25-33 | Hahn, Annette | |||
| 6 | n-Alkane, C31/(C29+C31) ratio | Norm31 | Hahn, Annette | |||
| 7 | n-Alkane, average chain length | ACL n-Alkane | Hahn, Annette | ACL odd27-33 | ||
| 8 | n-Alkane C29, δ13C | C29 δ13C | ‰ PDB | Hahn, Annette | ||
| 9 | n-Alkane C31, δ13C | C31 δ13C | ‰ PDB | Hahn, Annette | ||
| 10 | n-Alkane C29, δD | C29 δD | ‰ SMOW | Hahn, Annette | ||
| 11 | n-Alkane C31, δD | C31 δD | ‰ SMOW | Hahn, Annette |
License:
Creative Commons Attribution 4.0 International (CC-BY-4.0)
Status:
Curation Level: Enhanced curation (CurationLevelC)
Size:
442 data points
Data
| 1 n [#] | 2 Depth sed [m] (merged) | 3 Depth sed [m] | 4 Age [ka BP] (AH) | 5 CPI 25-33 | 6 Norm31 | 7 ACL n-Alkane (ACL odd27-33) | 8 C29 δ13C [‰ PDB] | 9 C31 δ13C [‰ PDB] | 10 C29 δD [‰ SMOW] | 11 C31 δD [‰ SMOW] |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 0.020 | 0.02 | 0.0222 | 6.089100429 | 0.634917932 | 30.75031065 | -26.3000 | -26.1915 | -134.7420 | -145.8040 |
| 2 | 0.070 | 0.07 | 0.0792 | 6.276386555 | 0.654355749 | 30.86758951 | -25.9695 | -25.1455 | -136.4875 | -148.7910 |
| 3 | 0.120 | 0.12 | 0.1380 | 5.272069771 | 0.645245235 | 30.76268860 | -25.1630 | -25.1250 | -138.2430 | -149.4190 |
| 4 | 0.170 | 0.17 | 0.1923 | 4.967827936 | 0.613421557 | 30.51418644 | -26.0400 | -25.0270 | -136.8260 | -148.1420 |
| 5 | 0.220 | 0.22 | 0.2398 | 6.591528047 | 0.632066298 | 30.70165378 | -25.6550 | -25.0545 | -137.9365 | -150.3580 |
| 6 | 0.270 | 0.27 | 0.2876 | 5.905030134 | 0.653726593 | 30.80302062 | -25.4630 | -25.2545 | -136.3980 | -148.1900 |
| 7 | 0.320 | 0.32 | 0.3345 | 5.328299658 | 0.596277431 | 30.48817670 | -25.5915 | -24.8915 | -140.6760 | -148.8180 |
| 8 | 0.370 | 0.37 | 0.3820 | 6.874909237 | 0.632470638 | 30.70958632 | -25.9210 | -25.3450 | -135.6735 | -147.1980 |
| 9 | 0.420 | 0.42 | 0.4294 | 7.039139086 | 0.645975036 | 30.78531034 | -25.6535 | -25.0345 | -141.0020 | -151.1225 |
| 10 | 0.470 | 0.47 | 0.4773 | 5.976521103 | 0.614809685 | 30.58304777 | -25.4695 | -25.0965 | -148.8080 | -150.6135 |
| 11 | 0.520 | 0.52 | 0.5257 | 7.315895251 | 0.656744571 | 30.88024902 | -25.6470 | -25.1850 | -139.2685 | -149.9185 |
| 12 | 0.570 | 0.57 | 0.5733 | 6.693083197 | 0.634233951 | 30.71672779 | -25.5620 | -25.4825 | -143.3950 | -150.4830 |
| 13 | 0.620 | 0.62 | 0.6193 | 3.569753053 | 0.614354915 | 30.23499211 | -26.4770 | -25.0520 | -128.4960 | -135.1400 |
| 14 | 0.670 | 0.67 | 0.6640 | 5.382032627 | 0.607120516 | 30.51803691 | -26.1145 | -25.2150 | -136.6140 | -148.4660 |
| 15 | 0.720 | 0.72 | 0.7082 | 6.072918928 | 0.652313010 | 30.84186576 | -26.2165 | -25.3880 | -134.8860 | -149.9410 |
| 16 | 0.770 | 0.77 | 0.7509 | 7.031909035 | 0.636152734 | 30.79441248 | -25.8395 | -25.3880 | -144.8795 | -150.8945 |
| 17 | 0.820 | 0.82 | 0.7929 | 3.738544865 | 0.612865428 | 29.67669454 | -26.0980 | -25.2160 | -135.1670 | -147.4150 |
| 18 | 0.870 | 0.87 | 0.8407 | 7.165658320 | 0.645617703 | 30.81270582 | -25.9820 | -25.2810 | -138.8995 | -148.6670 |
| 19 | 0.920 | 0.92 | 0.9003 | 5.785231681 | 0.634731439 | 30.70657095 | -25.6685 | -25.1230 | -135.8165 | -148.9330 |
| 20 | 0.970 | 0.97 | 0.9003 | 5.677121665 | 0.638701917 | 30.71840967 | -25.5900 | -25.0260 | -126.4775 | -142.7185 |
| 21 | 1.020 | 1.02 | 1.0311 | 6.942412245 | 0.629613170 | 30.70957022 | -25.6410 | -24.9660 | -139.0460 | -147.4725 |
| 22 | 1.070 | 1.07 | 1.0965 | 5.931195165 | 0.641233701 | 30.76482241 | ||||
| 23 | 1.120 | 1.12 | 1.1620 | 4.609884334 | 0.596998761 | 30.30278961 | -26.1570 | -25.2500 | -133.8380 | -144.5940 |
| 24 | 1.170 | 1.17 | 1.1620 | 7.150670706 | 0.635004996 | 30.71503303 | -25.8690 | -25.1855 | -140.5940 | -150.1925 |
| 25 | 1.220 | 1.22 | 1.2913 | 7.099306694 | 0.639242494 | 30.79254769 | -25.8950 | -25.3410 | -145.3905 | -148.8015 |
| 26 | 1.270 | 1.27 | 1.3591 | 5.568813578 | 0.645856375 | 30.77115314 | -26.2195 | -25.0395 | -135.7280 | -149.0935 |
| 27 | 1.320 | 1.32 | 1.4300 | 4.453594792 | 0.624485473 | 30.52715543 | -26.6620 | -25.1960 | -134.3010 | -148.0040 |
| 28 | 1.370 | 1.37 | 1.5042 | 5.367394558 | 0.653689064 | 30.83525233 | -26.2110 | -25.0160 | -138.8410 | -152.6500 |
| 29 | 1.420 | 1.42 | 1.5770 | 6.484845520 | 0.632030808 | 30.73952963 | -26.2000 | -25.2850 | -137.1550 | -148.1110 |
| 30 | 1.470 | 1.47 | 1.6520 | 8.130758094 | 0.642905528 | 30.69814804 | -26.3835 | -25.3770 | -135.8230 | -147.9620 |
| 31 | 1.520 | 1.52 | 1.7347 | 6.513813038 | 0.616473426 | 30.65434875 | -26.1525 | -25.2280 | -138.4200 | -146.1430 |
| 32 | 1.570 | 1.57 | 1.8244 | 4.256346656 | 0.585342942 | 30.26768797 | -132.3050 | -145.9850 | ||
| 33 | 1.620 | 1.62 | 1.9140 | 4.281032944 | 0.593896563 | 30.34249743 | -26.5630 | -25.1500 | -135.9160 | -147.7230 |
| 34 | 1.670 | 1.67 | 2.0095 | 4.825682125 | 0.594935797 | 30.41851955 | -26.3300 | -25.1210 | -141.7250 | -149.1680 |
| 35 | 1.720 | 1.72 | 2.1108 | 6.613873961 | 0.634762423 | 30.71989166 | -26.1420 | -25.2300 | -137.7020 | -147.5205 |
| 36 | 1.770 | 1.77 | 2.2125 | 5.792299013 | 0.612130738 | 30.57373789 | -26.1570 | -25.5200 | -138.8680 | -151.3330 |
| 37 | 1.820 | 1.82 | 2.3121 | 4.743807216 | 0.654194695 | 30.74830834 | -26.4470 | -25.1535 | -134.3700 | -149.1800 |
| 38 | 1.870 | 1.87 | 2.4174 | 6.117290713 | 0.634939114 | 30.73775601 | -26.3480 | -25.2390 | -134.1560 | -146.3415 |
| 39 | 1.920 | 1.92 | 2.5679 | 6.187407213 | 0.624610329 | 30.67262315 | -26.1000 | -25.4140 | -134.8070 | -147.2640 |
| 40 | 1.970 | 1.97 | 2.8057 | 3.950096941 | 0.637069176 | 30.63654616 | -26.7330 | -25.6470 | -124.0490 | -142.3260 |
| 41 | 2.020 | 2.02 | 3.0825 | 4.952050984 | 0.633729436 | 30.68598950 | -126.1170 | -140.8320 | ||
| 42 | 2.070 | 2.07 | 3.3686 | 4.174801507 | 0.650056821 | 30.75557226 | -128.3740 | -142.2910 | ||
| 43 | 2.170 | 2.12 | 3.6526 | 3.568255766 | 0.653786387 | 30.68066605 | -25.9590 | -24.9700 | -137.1050 | -147.5150 |
| 44 | 2.170 | 2.17 | 3.9353 | 3.705429486 | 0.632964262 | 30.53717173 | ||||
| 45 | 2.170 | 2.22 | 4.2158 | 4.192865658 | 0.604273426 | 30.38020241 | ||||
| 46 | 2.320 | 2.27 | 4.4975 | 3.087108941 | 0.623592803 | 30.53799634 | -26.5130 | -25.1420 | -134.9830 | -145.6620 |
| 47 | 2.320 | 2.32 | 4.7791 | 3.641651346 | 0.611645082 | 30.36391243 | ||||
| 48 | 2.320 | 2.37 | 5.0593 | 2.859283588 | 0.633307751 | 30.36375757 | ||||
| 49 | 2.495 | 2.42 | 5.3167 | 4.397622844 | 0.643722255 | 30.70542898 | -27.0620 | -25.6640 | -133.7640 | -146.9360 |
| 50 | 2.495 | 2.47 | 5.5089 | 2.501939613 | 0.623628378 | 30.34316342 | ||||
| 51 | 2.495 | 2.52 | 5.6580 | 2.622581259 | 0.643698021 | 30.41548476 | ||||
| 52 | 2.495 | 2.57 | 5.8070 | 4.535672411 | 0.658030278 | 30.76851043 | ||||
| 53 | 2.670 | 2.62 | 5.9567 | 3.180157321 | 0.658615838 | 30.54730193 | -26.2810 | -25.6320 | -128.0780 | -142.8770 |
| 54 | 2.670 | 2.67 | 6.1060 | 3.132324259 | 0.652003049 | 30.57451905 | ||||
| 55 | 2.670 | 2.72 | 6.2402 | 2.316459796 | 0.629845933 | 30.33718658 | ||||
| 56 | 2.820 | 2.77 | 6.3397 | 1.764592230 | 0.598071329 | 30.69512172 | -26.7000 | -25.5240 | -133.8300 | -137.6390 |
| 57 | 2.820 | 2.82 | 6.4106 | 3.195474335 | 0.661691757 | 30.54954961 | ||||
| 58 | 2.820 | 2.87 | 6.4800 | 2.891441824 | 0.642364499 | 30.44261183 | ||||
| 59 | 2.920 | 2.92 | 6.5501 | 4.314713440 | 0.625452511 | 30.66369591 | -26.7970 | -26.2660 | -123.5940 | -135.4040 |
| 60 | 2.920 | 2.97 | 2.862943531 | 0.657959515 | 30.55236461 | |||||
| 61 | 2.920 | 3.02 | 2.841259730 | 0.605836164 | 30.53945455 | |||||
| 62 | 3.120 | 3.07 | 7.0000 | 2.222293513 | 0.642720085 | 30.38904789 | -27.4750 | -26.5200 | -123.3000 | -131.6250 |
| 63 | 3.120 | 3.12 | 2.623945712 | 0.629494717 | 30.43681905 | |||||
| 64 | 3.120 | 3.17 | 2.379636993 | 0.635843325 | 30.45986823 |