Keir, Robin; Schmale, Oliver; Walter, Maren; Sültenfuß, Jürgen; Seifert, Richard; Rhein, Monika (2008): (Appendix A) Methane and helium isotope data in water profile M62/5b-1253-CTD-LADCP [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.706705, 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: -8.286660 * Longitude: -13.531660
Date/Time Start: 2004-12-09T00:00:00 * Date/Time End: 2004-12-09T00:00:00
Minimum DEPTH, water: 11.6 m * Maximum DEPTH, water: 3480.1 m
Event(s):
M62/5b-1253-CTD-LADCP * Latitude: -8.286660 * Longitude: -13.531660 * Date/Time: 2004-12-09T00:00:00 * Elevation: -3550.0 m * Location: South Atlantic/subtropical * Campaign: M62/5b * Basis: Meteor (1986) * Method/Device: Multiple investigations (MULT) * Comment: CTD + LADCP, 19 water samples taken, MAPR attached
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 |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
48 data points
Data
1 Depth water [m] | 2 Bottle | 3 CH4 [nmol/l] | 4 DELHE3 [%] |
---|---|---|---|
11.6 | 21 | 1.80 | |
395.7 | 20 | 1.15 | |
1090.0 | 19 | 0.26 | |
2372.2 | 18 | 1.19 | |
2420.8 | 17 | 1.21 | |
2469.7 | 16 | 1.22 | |
2519.1 | 15 | 3.44 | 4.37 |
2567.7 | 14 | 4.58 | |
2617.2 | 13 | 1.75 | 4.22 |
2666.7 | 12 | 1.26 | 3.95 |
2715.4 | 11 | 0.98 | 4.34 |
2765.1 | 9 | 0.99 | 3.99 |
2813.8 | 8 | 2.32 | |
2863.4 | 7 | 2.20 | 4.40 |
2911.5 | 6 | 1.60 | |
2960.8 | 5 | 1.18 | 4.47 |
3158.1 | 4 | 0.76 | 4.14 |
3303.3 | 3 | 0.74 | 3.17 |
3480.1 | 2 | 0.73 | 3.89 |