Keir, Robin (2007): Methane concentration and delta 13C in water profile M62/5b-1266-CTD-LADCP, Mid Atlantik Ridge at 4-11°S, segment A2 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.669619
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Related to:
Devey, Colin W; Lackschewitz, Klas Sven (2004): Meteor Cruise No. M62, Legs 5A + 5B, 07. November - 30. December 2004, Recife - Ascension - Walvis Bay. METEOR-Berichte, Leitstelle Meteor, Institut für Meereskunde der Universität Hamburg, 04, 175 pp, hdl:10013/epic.32335.d001
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: -8.330000 * Longitude: -13.538330
Date/Time Start: 2004-12-12T00:00:00 * Date/Time End: 2004-12-12T00:00:00
Minimum DEPTH, water: 12.3 m * Maximum DEPTH, water: 2838.1 m
Event(s):
M62/5b-1266-CTD-LADCP * Latitude: -8.330000 * Longitude: -13.538330 * Date/Time: 2004-12-12T00:00:00 * Elevation: -2930.0 m * Location: South Atlantic/subtropical * Campaign: M62/5b * Basis: Meteor (1986) * Method/Device: Multiple investigations (MULT) * Comment: CTD + LADCP, 11 water samples taken, MAPR attached
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | DEPTH, water | Depth water | m | Geocode | ||
| 2 | Pressure, water | Press | dbar | Keir, Robin | CTD, Sea-Bird, SBE 911 | |
| 3 | Bottle number | Bottle | Keir, Robin | |||
| 4 | Salinity | Sal | Keir, Robin | CTD, Sea-Bird, SBE 911 | ||
| 5 | Temperature, water | Temp | °C | Keir, Robin | CTD, Sea-Bird, SBE 911 | |
| 6 | Methane | CH4 | nmol/l | Keir, Robin | Gas chromatography (partial vacuum degassing) | |
| 7 | δ13C, methane | δ13C CH4 | ‰ PDB | Keir, Robin | Continous-flow Gas chromatograph combustion isotope ratio Mass spectrometry |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
66 data points
Data
| 1 Depth water [m] | 2 Press [dbar] | 3 Bottle | 4 Sal | 5 Temp [°C] | 6 CH4 [nmol/l] | 7 δ13C CH4 [‰ PDB] |
|---|---|---|---|---|---|---|
| 12.3 | 10 | 17 | 36.264 | 24.2900 | 1.82000 | -46.821 |
| 793.5 | 800 | 14 | 34.504 | 4.6235 | 0.50967 | -25.038 |
| 2176.6 | 2200 | 12 | 34.924 | 3.1462 | 0.79852 | -18.797 |
| 2469.5 | 2500 | 9 | 34.913 | 2.8763 | 0.94313 | -19.166 |
| 2519.8 | 2550 | 8 | 34.911 | 2.8185 | 1.80090 | -15.823 |
| 2569.1 | 2600 | 7 | 34.909 | 2.7955 | 3.28780 | -16.291 |
| 2618.5 | 2650 | 6 | 34.908 | 2.7773 | 3.88190 | -15.599 |
| 2686.0 | 2720 | 5 | 34.907 | 2.7450 | 5.18190 | -15.921 |
| 2733.5 | 2770 | 4 | 34.906 | 2.7406 | 5.51040 | -15.577 |
| 2795.4 | 2830 | 3 | 34.905 | 2.7062 | 6.87250 | -14.601 |
| 2838.1 | 2875 | 2 | 34.903 | 2.6808 | 7.15330 | -18.272 |