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Nürnberg, Dirk (2022): Benthic stable isotopes of sediment core M94-482 PC [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.947795

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Abstract:
Proxy parameter of core M94-482 PC: Benthic stable isotopes of sediment core M94-482 PC. Isotope analyses were performed on the benthic foraminiferal species Uvigerina peregrina. Sedimentological and logging data as well as the foraminiferal analyses were performed on piston core M94-482 PC, which was recovered from the northern Campeche Bank (Gulf of Mexico; 23°49.155'N 87°07.752'W) from 630 m water depth during R/V Meteor Cruise M94 in 2013 (https://doi.org/10.2312/cr_m94). Sampling and analytical studies were carried out from ~0.5 cm to 879 cm core depth at 1-5 cm spatial resolution. The records cover the last ~288 kyrs. The stable carbon (δ13C; ‰ VPDB) and oxygen isotope (δ18O, ‰ VPDB) analyses were performed on a Thermo Scientific MAT 253 mass spectrometer with an automated Kiel IV Carbonate Preparation Device. The isotope data provide stratigraphical information.
Keyword(s):
Benthic stable isotopes; Gulf of Mexico; Loop Current; Mid Pleistocene Transition; northern Campeche bank; northern hemisphere cooling
Supplement to:
Hübscher, Christian; Nürnberg, Dirk (2023): Loop Current attenuation after the Mid-Pleistocene Transition contributes to Northern hemisphere cooling. Marine Geology, 456, 106976, https://doi.org/10.1016/j.margeo.2022.106976
Related to:
Hübscher, Christian; Nürnberg, Dirk; Al Hseinat, Muayyad; Álvarez García, Maria; Erdem, Zeynep; Gehre, Nadine; Jentzen, Anna; Kalvelage, Claudia; Karas, Cyrus; Kimmel, Bastian; Mildner, Tanja; Ortiz, Aramis Olivos; Parker, Andrew; Petersen, Asmus; Raeke, Andreas; Reiche, Sönke; Schmidt, Matthew W; Weiß, Benedikt; Wolf, Daniela (2014): Yucatan Throughflow - Cruise No. M94 - March 12 - March 26, 2013 - Balboa (Panama) - Kingston (Jamaica). METEOR-Berichte, DFG-Senatskommission für Ozeanographie, M94, 32 pp, https://doi.org/10.2312/cr_m94
Project(s):
Surface and Intermediate Water Variability in Yucatan Strait and the Gulf of Mexico (YUCATAN_THROUGHFLOW)
Coverage:
Latitude: 23.819170 * Longitude: -87.129170
Date/Time Start: 2013-03-21T20:58:00 * Date/Time End: 2013-03-21T20:58:00
Minimum DEPTH, sediment/rock: 0.005 m * Maximum DEPTH, sediment/rock: 1.805 m
Event(s):
M94_482 * Latitude: 23.819170 * Longitude: -87.129170 * Date/Time: 2013-03-21T20:58:00 * Elevation: -629.5 m * Recovery: 8.81 m * Location: Gulf of Mexico * Campaign: M94 * Basis: Meteor (1986) * Method/Device: Piston corer (PC)
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
DEPTH, sediment/rockDepth sedmNürnberg, DirkGeocode
AGEAgeka BPNürnberg, DirkGeocode
Uvigerina peregrina, δ13CU. peregrina δ13C‰ PDBNürnberg, DirkMass spectrometer, Thermo Fisher Scientific, MAT 253; coupled with Carbonate preparation device, Thermo Fisher Scientific, KIEL IVVPDB
Uvigerina peregrina, δ18OU. peregrina δ18O‰ PDBNürnberg, DirkMass spectrometer, Thermo Fisher Scientific, MAT 253; coupled with Carbonate preparation device, Thermo Fisher Scientific, KIEL IVVPDB
Status:
Curation Level: Enhanced curation (CurationLevelC)
Size:
74 data points

Data

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


Depth sed [m]

Age [ka BP]

U. peregrina δ13C [‰ PDB]

U. peregrina δ18O [‰ PDB]
0.0051.0370.3242.626
0.0551.7990.1752.475
0.1052.5610.0332.499
0.1553.3230.1312.456
0.2054.0860.2462.620
0.2554.8480.0632.516
0.3055.6100.2742.524
0.3556.3720.0902.521
0.4057.1350.1062.788
0.4557.8970.2012.722
0.5058.6590.1542.575
0.5559.422-0.0602.590
0.60510.184-0.1242.921
0.65510.9460.0322.606
0.70511.708-0.0752.962
0.75512.9750.1593.203
0.80514.5410.2273.894
0.85516.1080.1933.762
0.90517.674-0.1733.651
0.95519.241-0.0913.675
1.00520.8280.4223.691
1.05522.9920.1423.566
1.10525.1990.2423.614
1.15527.4060.3963.422
1.20529.6130.2063.248
1.25531.821-0.1123.389
1.30533.9500.0103.582
1.35535.9040.2833.813
1.40537.858-0.0883.600
1.45539.8110.1243.578
1.50541.765-0.0623.517
1.55543.7190.3072.905
1.60545.6730.1803.632
1.65547.6260.1763.645
1.70549.5460.5972.699
1.75551.0800.0473.580
1.80552.6040.1973.642