Keir, Robin; Schmale, Oliver; Walter, Maren; Sültenfuß, Jürgen; Seifert, Richard; Rhein, Monika (2008): (Appendix A) Methane, helium isotope and hydrogen data in water profile M68/1-50-CTD [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.706677, 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:
Latitude: -8.257000 * Longitude: -13.513170
Date/Time Start: 2006-05-22T00:18:00 * Date/Time End: 2006-05-22T00:18:00
Minimum DEPTH, water: 1780.7 m * Maximum DEPTH, water: 3179.1 m
Event(s):
M68/1-50-CTD (M68/1-50-106) * Latitude: -8.257000 * Longitude: -13.513170 * Date/Time: 2006-05-22T00:18:00 * Elevation: -3179.0 m * Campaign: M68/1 (MARSUED3) * Basis: Meteor (1986) * Method/Device: CTD/Rosette (CTD-RO) * Comment: Nibelungen
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 | δ Helium-3 | δ3He | % | 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:
57 data points
Data
| 1 Depth water [m] | 2 Bottle | 3 CH4 [nmol/l] | 4 δ3He [%] | 5 H2 [nmol/l] |
|---|---|---|---|---|
| 1780.7 | 18 | 0.88 | 3.55 | 0.30 |
| 1881.1 | 17 | 0.87 | 4.02 | 0.40 |
| 1979.5 | 16 | 0.91 | 4.38 | 0.29 |
| 2176.2 | 15 | 1.07 | 0.30 | |
| 2273.2 | 14 | 1.21 | 0.35 | |
| 2373.6 | 13 | 1.33 | 0.43 | |
| 2472.1 | 12 | 1.42 | 4.44 | 0.44 |
| 2567.3 | 11 | 2.11 | 0.63 | |
| 2668.3 | 9 | 1.11 | 4.74 | 0.60 |
| 2716.2 | 8 | 1.11 | 3.82 | 0.54 |
| 2765.6 | 7 | 1.05 | 4.19 | 0.31 |
| 2814.1 | 6 | 1.26 | 4.34 | 0.30 |
| 2864.2 | 5 | 2.28 | 4.20 | |
| 2911.8 | 4 | 3.07 | 1.00 | |
| 2962.3 | 3 | 1.73 | 0.47 | |
| 3179.1 | 1 | 0.93 | 3.64 | 0.40 |