Niewöhner, Christine; Hensen, Christian; Kasten, Sabine; Zabel, Matthias; Schulz, Horst D (1998): Methane and hydrogen sulphide in porewater of sediment core GeoB3714-9 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.356111, 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: -17.160000 * Longitude: 10.998333
Date/Time Start: 1996-02-07T00:00:00 * Date/Time End: 1996-02-07T00:00:00
Minimum DEPTH, sediment/rock: 0.25 m * Maximum DEPTH, sediment/rock: 12.50 m
Event(s):
GeoB3714-9 * Latitude: -17.160000 * Longitude: 10.998333 * Date/Time: 1996-02-07T00:00:00 * Elevation: -2060.0 m * Recovery: 12.41 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:
2023-07-04T11:33:40 – 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:
100 data points
Data
| 1 Depth sed [m] | 2 CH4 pw [mmol/l] | 3 H2S [mmol/l] |
|---|---|---|
| 0.25 | 0.00 | 0.00 |
| 0.50 | 0.01 | 0.00 |
| 0.75 | 0.01 | 0.00 |
| 1.00 | 0.00 | 0.00 |
| 1.25 | 0.00 | 0.00 |
| 1.50 | 0.01 | 0.00 |
| 1.75 | 0.01 | 0.30 |
| 2.00 | 0.01 | 0.93 |
| 2.25 | 0.01 | 0.88 |
| 2.50 | 0.01 | 1.31 |
| 2.75 | 0.02 | 2.69 |
| 3.00 | 0.02 | 2.92 |
| 3.25 | 0.02 | 2.69 |
| 3.50 | 0.02 | 5.21 |
| 3.75 | 0.03 | 8.10 |
| 4.00 | 0.03 | 10.66 |
| 4.25 | 0.04 | 10.17 |
| 4.50 | 0.04 | 11.54 |
| 4.75 | 0.05 | 11.45 |
| 5.00 | 0.07 | 18.15 |
| 5.25 | 0.12 | 21.92 |
| 5.50 | 0.24 | 19.38 |
| 5.75 | 0.60 | 17.80 |
| 6.00 | 2.46 | 15.62 |
| 6.25 | 2.41 | 19.11 |
| 6.50 | 4.49 | 16.91 |
| 6.75 | 4.93 | 12.17 |
| 7.00 | 3.99 | 11.19 |
| 7.25 | 6.05 | 12.93 |
| 7.50 | 4.43 | 9.97 |
| 7.75 | 4.24 | 11.65 |
| 8.00 | 3.31 | 12.05 |
| 8.25 | 3.78 | 12.30 |
| 8.50 | 3.61 | 7.70 |
| 8.75 | 3.79 | 7.12 |
| 9.00 | 3.46 | 6.81 |
| 9.25 | 3.53 | 11.35 |
| 9.50 | 3.65 | 11.09 |
| 9.75 | 3.20 | 9.67 |
| 10.00 | 3.16 | 6.74 |
| 10.25 | 3.36 | 9.33 |
| 10.50 | 3.17 | 8.56 |
| 10.75 | 3.08 | 7.77 |
| 11.00 | 3.10 | 6.09 |
| 11.25 | 2.69 | 6.49 |
| 11.50 | 3.33 | 4.84 |
| 11.75 | 2.61 | 3.30 |
| 12.00 | 2.98 | 3.68 |
| 12.20 | 2.93 | 1.73 |
| 12.50 | 10.68 | 1.33 |