Keir, Robin (2007): Methane concentration and delta 13C in water profile M62/5b-1234-CTD-LADCP, Mid Atlantik Ridge at 4-11°S, segment A2 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.669597
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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: -8.298330 * Longitude: -13.508330
Date/Time Start: 2004-12-05T00:00:00 * Date/Time End: 2004-12-05T00:00:00
Minimum DEPTH, water: 2275.1 m * Maximum DEPTH, water: 2884.9 m
Event(s):
M62/5b-1234-CTD-LADCP * Latitude: -8.298330 * Longitude: -13.508330 * Date/Time: 2004-12-05T00:00:00 * Elevation: -2928.0 m * Location: South Atlantic/subtropical * Campaign: M62/5b * Basis: Meteor (1986) * Method/Device: Multiple investigations (MULT) * Comment: CTD + LADCP + WC, 7 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:
42 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] |
|---|---|---|---|---|---|---|
| 2275.1 | 2300 | 13 | 34.922 | 3.0662 | 1.14630 | -27.864 |
| 2521.7 | 2550 | 11 | 34.912 | 2.8528 | 2.43340 | -15.497 |
| 2639.7 | 2670 | 9 | 34.906 | 2.7080 | 17.92700 | -14.530 |
| 2669.7 | 2700 | 7 | 34.906 | 2.7022 | 12.96700 | -14.470 |
| 2717.5 | 2750 | 5 | 34.904 | 2.6662 | 4.66620 | -14.367 |
| 2777.7 | 2810 | 3 | 34.903 | 2.6400 | 6.46170 | -15.190 |
| 2884.9 | 2920 | 1 | 34.900 | 2.5733 | 3.38480 | -15.210 |