Niewöhner, Christine; Hensen, Christian; Kasten, Sabine; Zabel, Matthias; Schulz, Horst D (1998): Methane and hydrogen sulphide in porewater of sediment core GeoB3718-9 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.356112, In supplement to: Niewöhner, C et al. (1998): Deep sulfate reduction completely mediated by anaerobic methane oxidation in sediments of the upwelling area off Namibia. Geochimica et Cosmochimica Acta, 62(3), 455-464, https://doi.org/10.1016/S0016-7037(98)00055-6
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Project(s):
Coverage:
Latitude: -24.893333 * Longitude: 13.163333
Date/Time Start: 1996-02-11T00:00:00 * Date/Time End: 1996-02-11T00:00:00
Minimum DEPTH, sediment/rock: 0.50 m * Maximum DEPTH, sediment/rock: 13.75 m
Event(s):
GeoB3718-9 * Latitude: -24.893333 * Longitude: 13.163333 * Date/Time: 1996-02-11T00:00:00 * Elevation: -1312.0 m * Recovery: 13.71 m * Location: Northern Cape Basin * Campaign: M34/2 * Basis: Meteor (1986) * Method/Device: Gravity corer (Kiel type) (SL) * Comment: FGB
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | DEPTH, sediment/rock | Depth sed | m | Geocode | ||
| 2 | Methane, porewater | CH4 pw | mmol/l | Kasten, Sabine | Gas chromatography | |
| 3 | Hydrogen sulfide | H2S | mmol/l | Kasten, Sabine | Ion selective probe, total H2S electrode |
Change history:
2023-06-26T11:52:50 – Unit of parameter methan was changed from nmol/l to mmol/l in agreement with Sabine Kasten.
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
108 data points
Data
| 1 Depth sed [m] | 2 CH4 pw [mmol/l] | 3 H2S [mmol/l] |
|---|---|---|
| 0.50 | 0.03 | 0.28 |
| 0.75 | 0.03 | 1.13 |
| 1.00 | 0.03 | 1.53 |
| 1.25 | 0.04 | 2.15 |
| 1.50 | 0.05 | 4.24 |
| 1.75 | 0.04 | 4.77 |
| 2.00 | 0.03 | 5.20 |
| 2.25 | 0.03 | 6.22 |
| 2.50 | 0.04 | 6.78 |
| 2.75 | 0.04 | 7.33 |
| 3.00 | 0.04 | 6.78 |
| 3.25 | 0.05 | 7.80 |
| 3.50 | 0.06 | 6.78 |
| 3.75 | 0.07 | 9.41 |
| 4.00 | 0.10 | 7.74 |
| 4.25 | 0.09 | 8.98 |
| 4.50 | 0.11 | 11.98 |
| 4.80 | 0.13 | 13.26 |
| 5.05 | 0.11 | 16.89 |
| 5.30 | 0.14 | 17.98 |
| 5.55 | 0.14 | 15.62 |
| 5.80 | 0.24 | 11.26 |
| 6.05 | 0.32 | 12.07 |
| 6.30 | 0.56 | 10.74 |
| 6.55 | 1.08 | 14.45 |
| 6.80 | 1.74 | 12.07 |
| 7.05 | 2.40 | 13.68 |
| 7.30 | 3.56 | 14.22 |
| 7.55 | 6.50 | 15.02 |
| 7.80 | 4.51 | 17.56 |
| 8.05 | 4.85 | 14.68 |
| 8.30 | 5.07 | 9.86 |
| 8.55 | 6.72 | 10.57 |
| 8.80 | 6.43 | 15.14 |
| 9.05 | 5.39 | 13.05 |
| 9.30 | 8.15 | 12.17 |
| 9.55 | 6.61 | 10.74 |
| 9.80 | 6.00 | 13.57 |
| 10.05 | 8.63 | 12.36 |
| 10.30 | 7.91 | 13.36 |
| 10.55 | 7.11 | 14.11 |
| 10.80 | 6.31 | 14.79 |
| 11.05 | 7.74 | 14.00 |
| 11.30 | 6.56 | 13.57 |
| 11.55 | 6.48 | 12.65 |
| 11.80 | 7.34 | 14.22 |
| 12.05 | 10.33 | 14.00 |
| 12.30 | 7.54 | 13.16 |
| 12.55 | 8.75 | 15.26 |
| 12.80 | 8.03 | 14.22 |
| 13.05 | 10.22 | 14.45 |
| 13.30 | 6.24 | 13.26 |
| 13.55 | 6.23 | 13.57 |
| 13.75 | 16.25 | 10.91 |