Citation:

PANGAEA.918808

Name: Geochemistry and biomarker of sediment core PS97/072-2
Published: 2020-06-11
License: https://creativecommons.org/licenses/by/4.0/
Keywords: Antarctic sea ice; highly branched isoprenoids; IPSO25; Paleoclimate; sea ice proxy

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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

Further details:

C-factors for calculation of PIPSO25 based on brassicasterol and dinosterol

Project(s):

Paleoenvironmental Reconstructions from Marine Sediments @ AWI (AWI_Paleo)

Polar Terrestrial Environmental Systems @ AWI (AWI_Envi)

Coverage:

Latitude: -62.006500 * Longitude: -56.064670

Date/Time Start: 2016-03-10T06:05:00 * Date/Time End: 2016-03-10T06:05:00

Minimum DEPTH, sediment/rock: 0.015 m * Maximum DEPTH, sediment/rock: 0.405 m

Event(s):

PS97/072-2 * Latitude: -62.006500 * Longitude: -56.064670 * Date/Time Start: 2016-03-10T06:05:00 * Date/Time End: 2016-03-10T06:05:00 * Elevation: -1991.7 m * Location: Bransfield Strait * Campaign: (ANT-XXXI/3) * Basis: * Method/Device: MultiCorer (MUC)

Comment:

Calendar Years AD 1823-1871 are extrapolated based on the prior sedimentation rate.

Parameter(s):

#	Name	Short Name	Unit	Principal Investigator	Method/Device	Comment
1	DEPTH, sediment/rock	Depth sed	m	Vorrath, Maria-Elena		Geocode
2	Depth, top/min	Depth top	m	Vorrath, Maria-Elena
3	Depth, bottom/max	Depth bot	m	Vorrath, Maria-Elena
4	Lead-210 excess	210Pb xs	dpm/g	Vorrath, Maria-Elena
5	Lead-210 excess, error	210Pb xs e	±	Vorrath, Maria-Elena
6	Age	Age	a AD/CE	Vorrath, Maria-Elena
7	Age, error	Age e	±	Vorrath, Maria-Elena
8	AGE	Age	ka BP	Vorrath, Maria-Elena		Geocode
9	Sedimentation rate per year	SR	cm/a	Vorrath, Maria-Elena
10	Carbon, organic, total	TOC	%	Vorrath, Maria-Elena		wt %
11	Carbon/Nitrogen ratio	C/N		Vorrath, Maria-Elena
12	Branched and isoprenoid tetraether index	BIT		Vorrath, Maria-Elena
13	2,10,14-Trimethyl-6-enyl-7-(3-methylpent-1-enyl)pentadecene, per unit mass total organic carbon	C25 HBI diene/TOC	µg/g	Vorrath, Maria-Elena	Gas 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 carbon	C25 HBI (Z) triene/TOC	µg/g	Vorrath, Maria-Elena	Gas 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 carbon	C25 HBI (E) triene/TOC	µg/g	Vorrath, Maria-Elena	Gas chromatography - Mass spectrometry (GC-MS)
16	24-Methylcholesta-5,22E-dien-3beta-ol, per unit mass total organic carbon	Brassicasterol/TOC	µg/g	Vorrath, Maria-Elena	Gas chromatography - Mass spectrometry (GC-MS)
17	4alpha,23,24-Trimethyl-5alpha-cholest-22E-en-3beta-ol, per unit mass total organic carbon	Dinosterol/TOC	µg/g	Vorrath, Maria-Elena	Gas chromatography - Mass spectrometry (GC-MS)
18	24-Methylcholest-5-en-3beta-ol, per unit mass total organic carbon	Campesterol/TOC	µg/g	Vorrath, Maria-Elena	Gas chromatography - Mass spectrometry (GC-MS)
19	24-ethylcholest-5-en-3beta-ol, per unit mass total organic carbon	b-Sitosterol/TOC	µg/g	Vorrath, Maria-Elena	Gas chromatography - Mass spectrometry (GC-MS)
20	cholesta-5,24-dien-3beta-ol, per unit mass total organic carbon	Desmosterol/TOC	µg/g	Vorrath, Maria-Elena	Gas chromatography - Mass spectrometry (GC-MS)
21	Phytoplankton biomarker HBI Z-Triene IPSO25 index	PZIPSO25		Vorrath, Maria-Elena	PIPSO25 calculated after Vorrath et al., 2019
22	Phytoplankton biomarker HBI E-Triene IPSO25 index	PEIPSO25		Vorrath, Maria-Elena	PIPSO25 calculated after Vorrath et al., 2019
23	Phytoplankton biomarker Brassicasterol IPSO25 index	PBIPSO25		Vorrath, Maria-Elena	PIPSO25 calculated after Vorrath et al., 2019
24	Phytoplankton biomarker Dinosterol IPSO25 index	PDIPSO25		Vorrath, Maria-Elena	PIPSO25 calculated after Vorrath et al., 2019
25	Sub-surface ocean temperature	SOT	°C	Vorrath, Maria-Elena	SOTTEX, SOT based on TEXL86 calculated after Kim et al., 2010 (Eq. 7 and 8)
26	Sub-surface ocean temperature	SOT	°C	Vorrath, Maria-Elena	SOTOH, SOT based on RI-OH caculated after Lü et al., 2015 (Eq. 13 and 14)

License:

Creative Commons Attribution 4.0 International (CC-BY-4.0)

Size:

827 data points

Data

Download dataset as tab-delimited text — use the following character encoding:

1 Depth sed [m]	2 Depth top [m]	3 Depth bot [m]	4 210Pb xs [dpm/g]	5 210Pb xs e [±]	6 Age [a AD/CE]	7 Age e [±]	8 Age [ka BP]	9 SR [cm/a]	10 TOC [%] (wt %)	11 C/N	12 BIT	13 C25 HBI diene/TOC [µg/g] (IPSO25/TOC: Ice Proxy for the...)	14 C25 HBI (Z) triene/TOC [µg/g] (Gas chromatography - Mass spe...)	15 C25 HBI (E) triene/TOC [µg/g] (Gas chromatography - Mass spe...)	16 Brassicasterol/TOC [µg/g] (Gas chromatography - Mass spe...)	17 Dinosterol/TOC [µg/g] (Gas chromatography - Mass spe...)	18 Campesterol/TOC [µg/g] (Gas chromatography - Mass spe...)	19 b-Sitosterol/TOC [µg/g] (Gas chromatography - Mass spe...)	20 Desmosterol/TOC [µg/g] (Gas chromatography - Mass spe...)	21 PZIPSO25 (PIPSO25 calculated after Vorr...)	22 PEIPSO25 (PIPSO25 calculated after Vorr...)	23 PBIPSO25 (PIPSO25 calculated after Vorr...)	24 PDIPSO25 (PIPSO25 calculated after Vorr...)	25 SOT [°C] (SOTTEX, SOT based on TEXL86 c...)	26 SOT [°C] (SOTOH, SOT based on RI-OH cac...)
0.015	0.01	0.02	93.63	6.03	2000	0.4	-0.050	0.21	1.01	6.2	0.00	4.88	0.69	0.22						0.88	0.96			-0.22	-1.60
0.025	0.02	0.03	79.45	4.21	1996	0.4	-0.046	0.26	0.93	6.2	0.00	2.44	0.39	0.17						0.86	0.94			-2.85	-1.75
0.035	0.03	0.04	76.03	2.28	1992	0.5	-0.042	0.25	0.97	6.8	0.01	0.63	0.11	0.10						0.85	0.87			0.03	-1.64
0.045	0.04	0.05	68.50	4.98	1988	0.4	-0.038	0.25	0.92	7.1	0.01	0.26	0.05	0.04						0.84	0.88			-3.56	-1.91
0.055	0.05	0.06	66.37	3.41	1983	0.4	-0.033	0.20	0.94	6.8	0.00	0.24	0.07	0.06						0.78	0.80			-2.73	-1.76
0.065	0.06	0.07	62.76	3.40	1978	0.4	-0.028	0.19	0.90	6.3	0.00	2.25	0.71	0.20						0.76	0.92			1.66	-1.54
0.075	0.07	0.08	47.38	1.42	1974	0.4	-0.024	0.25	0.94	6.0	0.00	1.12	0.26	0.07						0.81	0.94			-0.32	-1.71
0.085	0.08	0.09	37.37	2.23	1971	0.4	-0.021	0.34	0.92	5.6	0.00	0.42	0.07	0.04						0.85	0.91			-2.16	-1.91
0.095	0.09	0.10	32.88	2.50	1969	0.3	-0.019	0.37	0.98	5.5	0.00	0.39	0.08	0.03						0.83	0.94			-2.23	-1.73
0.105	0.10	0.11	33.24	1.00	1965	0.3	-0.015	0.31	0.87	7.2		1.76	0.57	0.18						0.76	0.91
0.115	0.11	0.12	29.53	0.89	1962	0.3	-0.012	0.29	0.82	6.7	0.00	2.24	0.71	0.23						0.76	0.91			-2.49	-1.39
0.125	0.12	0.13	26.24	0.79	1958	0.5	-0.008	0.27	0.87	7.9		1.72	0.49	0.19						0.78	0.90
0.135	0.13	0.14	23.31	0.70	1954	0.5	-0.004	0.25	0.75	6.8	0.02	2.16	0.44	0.16						0.83	0.93			-1.28	-1.33
0.145	0.14	0.15	19.64	2.21	1950	0.4	0.000	0.25	0.78	5.6	0.01	3.38	0.59	0.18						0.85	0.95			-0.95	-1.28
0.155	0.15	0.16	18.41	0.55	1946	0.4	0.004	0.24	0.74	5.8	0.01	2.06	0.42	0.14						0.83	0.94			-0.33	-1.36
0.165	0.16	0.17	16.35	0.49	1942	0.4	0.008	0.23	0.71	5.2	0.01	3.14	0.69	0.21	122.55	88.25	122.55	102.78	2.62	0.82	0.94	0.48	0.56	2.34	-1.38
0.175	0.17	0.18	14.53	0.44	1937	0.4	0.013	0.23	0.81	5.9	0.01	3.35	1.23	0.51	190.08	121.27	505.59	133.21	3.22	0.73	0.87	0.39	0.50	0.85	-1.44
0.185	0.18	0.19	12.91	0.39	1933	0.4	0.017	0.23	0.85	7.0	0.01	2.30	1.43	0.51	133.09	104.63	679.79	97.18	9.30	0.62	0.82	0.39	0.44	-0.01	-1.35
0.195	0.19	0.20	7.74	0.66	1930	0.4	0.020	0.35	0.80	6.7	0.01	2.41	1.38	0.40	80.07	100.48	594.54	85.54	2.50	0.64	0.86	0.52	0.46	-0.97	-1.41
0.205	0.20	0.21	10.19	0.31	1926	0.4	0.024	0.24	0.74	8.6	0.01	0.96	0.34	0.16	81.76	66.17	201.38	77.91	2.08	0.74	0.86	0.30	0.34	0.58	-1.36
0.215	0.21	0.22	9.06	0.27	1922	0.4	0.028	0.23	0.65	5.7	0.01	0.61	0.21	0.20	98.54	60.66	103.82	86.41	4.00	0.74	0.75	0.18	0.26	0.73	-1.22
0.225	0.22	0.23	8.05	0.24	1917	0.6	0.033	0.23	0.74	6.2	0.01	1.65	0.45	0.25	115.23	96.25	103.33	101.62	2.58	0.78	0.87	0.34	0.38	0.81	-1.31
0.235	0.23	0.24	7.15	0.21	1913	0.6	0.037	0.23	0.74	5.8	0.01	0.60	0.32	0.38	91.67	89.30	85.90	80.36	5.30	0.65	0.62	0.19	0.20	1.02	-1.35
0.245	0.24	0.25	9.10	0.87	1907	0.4	0.043	0.15	0.78	6.1	0.01	1.33	0.86	0.74	32.68	43.36	39.72	34.43	1.72	0.61	0.64	0.60	0.52	0.43	-1.32
0.255	0.25	0.26	5.64	0.17	1902	0.4	0.048	0.21	0.85	6.7	0.01	1.20	0.59	0.63	56.58	43.83	58.69	44.62	1.59	0.67	0.65	0.43	0.50	-1.21	-1.29
0.265	0.26	0.27	5.02	0.15	1897	0.4	0.053	0.20	0.74	5.4	0.01	1.65	0.84	0.68	136.52	93.89	124.38	101.38	3.08	0.66	0.71	0.31	0.39	-0.47	-1.27
0.275	0.27	0.28	4.46	0.13	1892	0.7	0.058	0.19	0.68	4.9	0.01	2.13	1.15	0.34	103.13	74.29	131.81	83.22	1.79	0.65	0.86	0.43	0.51	0.92	-1.31
0.285	0.28	0.29	3.96	0.12	1886	0.8	0.064	0.19	0.82	6.6	0.01	2.58	2.87	0.90	103.65	101.86	272.07	85.58	1.74	0.47	0.74	0.47	0.48	-0.02	-1.29
0.295	0.29	0.30	3.25	0.49	1881	0.4	0.069	0.19	0.70	5.3	0.01	2.01	3.51	1.35	81.64	102.57	372.68	70.18	3.10	0.36	0.60	0.47	0.41	0.87	-1.17
0.305	0.30	0.31			1876	0.4	0.074	0.19	0.82	2.3	0.01	1.87	3.70	1.58	101.85	145.20	572.02	110.45	3.58	0.34	0.54	0.40	0.32	1.45	-1.21
0.315	0.31	0.32			1871	0.4	0.079	0.19	0.87	5.8	0.01	1.64	3.43	1.26	59.66	96.65	448.53	57.41	2.26	0.32	0.56	0.50	0.38	0.75	-1.13
0.325	0.32	0.33			1865	0.4	0.085	0.19	0.78	5.7	0.01	2.31	3.64	1.32	71.29	110.95	837.30	72.20	1.94	0.39	0.64	0.54	0.43	-2.27	-1.23
0.335	0.33	0.34			1860	0.4	0.090	0.19	0.83	6.0	0.01	0.42	0.58	0.73	82.12	94.07	1021.40	80.52	1.46	0.42	0.37	0.16	0.14	-3.87	-1.38
0.345	0.34	0.35			1855	0.4	0.095	0.19	0.69	5.1	0.01	0.47	0.31	0.45	84.23	90.29	1122.34	79.97	1.25	0.60	0.51	0.17	0.16	-2.35	-1.28
0.355	0.35	0.36			1850	0.4	0.100	0.19	0.80	5.2	0.01	0.78	0.57	0.48	74.07	102.98	3721.02	90.77	1.38	0.58	0.62	0.28	0.21	-2.00	-1.37
0.365	0.36	0.37			1844	0.4	0.106	0.19	0.74	5.5	0.00	0.37	0.30	0.35	49.31	90.66	4994.27	78.81	1.10	0.55	0.51	0.21	0.13	0.10	-1.29
0.375	0.37	0.38			1839	0.4	0.111	0.19	0.71	5.1	0.00	0.84	0.90	0.48	65.91	90.64	1564.24	77.10	1.54	0.48	0.64	0.32	0.25	-0.40	-1.36
0.385	0.38	0.39			1834	0.4	0.116	0.19	0.79	6.3	0.00	1.47	1.13	0.42	41.29	48.89	290.55	45.21	0.45	0.57	0.78	0.56	0.52	-2.31	-1.34
0.395	0.39	0.40			1829	0.4	0.121	0.19	0.82	6.9	0.01	0.83	0.51	0.29	43.69	65.75	5937.86	57.11	2.89	0.62	0.74	0.41	0.31	-1.96	-1.35
0.405	0.40	0.41			1823	0.4	0.127	0.19	0.78	6.2	0.00	0.81	0.50	0.44	40.64	64.88	2017.72	63.51	1.93	0.62	0.65	0.42	0.31	0.85	-1.25