Keir, Robin; Schmale, Oliver; Walter, Maren; Sültenfuß, Jürgen; Seifert, Richard; Rhein, Monika (2008): (Appendix A) Methane, helium isotope and hydrogen data in water profile M68/1-47-CTD [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.706675, 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: -8.294985 * Median Longitude: -13.512250 * South-bound Latitude: -8.306670 * West-bound Longitude: -13.519500 * North-bound Latitude: -8.283300 * East-bound Longitude: -13.505000
Date/Time Start: 2006-05-21T14:10:00 * Date/Time End: 2006-05-21T14:10:00
Minimum DEPTH, water: 792.8 m * Maximum DEPTH, water: 2840.5 m
Event(s):
M68/1-47-CTD (M68/1-47-103) * Latitude Start: -8.306670 * Longitude Start: -13.519500 * Latitude End: -8.283300 * Longitude End: -13.505000 * Date/Time: 2006-05-21T14:10:00 * Elevation: -2916.0 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:
56 data points
Data
| 1 Depth water [m] | 2 Bottle | 3 CH4 [nmol/l] | 4 DELHE3 [%] | 5 H2 [nmol/l] |
|---|---|---|---|---|
| 792.8 | 20 | 0.76 | ||
| 1188.7 | 19 | 0.49 | 0.45 | |
| 1567.1 | 18 | 0.60 | 0.73 | |
| 1967.9 | 17 | 1.16 | ||
| 2371.5 | 16 | 1.83 | ||
| 2471.7 | 15 | 1.94 | ||
| 2568.3 | 14 | 1.39 | 0.90 | |
| 2617.8 | 13 | 1.32 | 0.93 | |
| 2632.1 | 3 | 19.96 | 5.87 | 275.51 |
| 2641.0 | 4 | 42.32 | 7.62 | 646.20 |
| 2650.2 | 2 | 45.32 | 6.99 | 805.01 |
| 2663.8 | 5 | 16.71 | 168.45 | |
| 2667.0 | 12 | 1.19 | 0.80 | |
| 2678.0 | 7 | 2.12 | 8.17 | |
| 2701.6 | 6 | 11.49 | 114.46 | |
| 2715.5 | 11 | 1.33 | 0.93 | |
| 2749.1 | 1 | 13.52 | 12.67 | |
| 2765.4 | 10 | 1.99 | 1.42 | |
| 2840.5 | 9 | 4.19 | 5.51 |