Keir, Robin; Schmale, Oliver; Walter, Maren; Sültenfuß, Jürgen; Seifert, Richard; Rhein, Monika (2008): (Appendix A) Methane, helium isotope and hydrogen data in water profile M68/1-64-CTD [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.706681, In supplement to: Keir, R et al. (2008): Flux and dispersion of gases from the "Drachenschlund" hydrothermal vent at 8°18'S, 13°30'W on the Mid-Atlantic Ridge. Earth and Planetary Science Letters, 270, 338-348, https://doi.org/10.1016/j.epsl.2008.03.054
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Project(s):
Funding:
German Research Foundation (DFG), grant/award no. 5471797: From Mantle to Ocean: Energy-, Material- and Life-cycles at Spreading Axes
Coverage:
Median Latitude: -8.297150 * Median Longitude: -13.509685 * South-bound Latitude: -8.298500 * West-bound Longitude: -13.520670 * North-bound Latitude: -8.295800 * East-bound Longitude: -13.498700
Date/Time Start: 2006-05-25T10:03:00 * Date/Time End: 2006-05-25T10:03:00
Minimum DEPTH, water: 2568.6 m * Maximum DEPTH, water: 2958.7 m
Event(s):
M68/1-64-CTD (M68/1-64-120) * Latitude Start: -8.298500 * Longitude Start: -13.520670 * Latitude End: -8.295800 * Longitude End: -13.498700 * Date/Time: 2006-05-25T10:03:00 * Elevation: -2963.0 m * Campaign: M68/1 (MARSUED3) * Basis: Meteor (1986) * Method/Device: CTD/Rosette (CTD-RO) * Comment: Nibelungen, tow-yo
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | DEPTH, water | Depth water | m | Geocode | ||
| 2 | Bottle number | Bottle | Keir, Robin | |||
| 3 | Methane | CH4 | nmol/l | Keir, Robin | Gas chromatography | |
| 4 | Helium, dHe-3 | DELHE3 | % | Keir, Robin | Mass spectrometer MAP215-50 | |
| 5 | Hydrogen | H2 | nmol/l | Keir, Robin | Gas chromatography |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
82 data points
Data
| 1 Depth water [m] | 2 Bottle | 3 CH4 [nmol/l] | 4 DELHE3 [%] | 5 H2 [nmol/l] |
|---|---|---|---|---|
| 2568.6 | 11 | 1.45 | 4.45 | 1.78 |
| 2671.3 | 17 | 3.14 | 4.32 | 28.26 |
| 2704.0 | 21 | 26.62 | 6.32 | 440.15 |
| 2706.5 | 14 | 1.69 | 4.63 | |
| 2724.5 | 16 | 202.14 | 19.50 | 2075.10 |
| 2738.0 | 20 | 54.46 | 8.95 | 806.20 |
| 2753.8 | 18 | 55.98 | 8.61 | 783.30 |
| 2760.1 | 2 | 4.45 | 4.58 | 43.01 |
| 2762.7 | 4 | 1.79 | 7.49 | |
| 2763.8 | 8 | 2.65 | 19.67 | |
| 2764.7 | 6 | 2.27 | 13.07 | |
| 2774.1 | 10 | 10.94 | 4.94 | 123.82 |
| 2795.6 | 22 | 40.62 | 7.21 | 641.42 |
| 2834.9 | 9 | 7.78 | 67.70 | |
| 2850.0 | 1 | 9.12 | 4.85 | 61.77 |
| 2852.4 | 7 | 5.52 | 4.79 | 24.42 |
| 2855.9 | 13 | 7.88 | 4.95 | 65.18 |
| 2862.6 | 5 | 7.04 | 3.87 | 67.87 |
| 2863.6 | 19 | 14.10 | 5.78 | 206.02 |
| 2900.6 | 3 | 6.83 | 43.85 | |
| 2908.9 | 15 | 6.61 | 4.67 | 44.64 |
| 2958.7 | 12 | 3.16 | 4.30 | 12.76 |