Keir, Robin (2007): Methane concentration and delta 13C in water profile M62/5a-1181-CTD-LADCP, Mid Atlantik Ridge at 4-11°S, segment A1 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.669567
Always quote citation above when using data! You can download the citation in several formats below.
Published: 2007-11-27 • DOI registered: 2013-06-18
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: -7.881500 * Longitude: -13.436330
Date/Time Start: 2004-11-13T00:00:00 * Date/Time End: 2004-11-13T00:00:00
Minimum DEPTH, water: 10.1 m * Maximum DEPTH, water: 3399.7 m
Event(s):
M62/5a-1181-CTD-LADCP * Latitude: -7.881500 * Longitude: -13.436330 * Date/Time: 2004-11-13T00:00:00 * Elevation: -3409.0 m * Location: South Atlantic/subtropical * Campaign: M62/5a * Basis: Meteor (1986) * Method/Device: Multiple investigations (MULT) * Comment: CTD + LADCP, 22 water samples taken
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 | |
| 8 | Comment | Comment | Keir, Robin |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
125 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] | 8 Comment |
|---|---|---|---|---|---|---|---|
| 10.1 | 10 | 22 | 36.194 | 23.7890 | 1.65000 | -45.480 | Niskin drips slightly |
| 93.1 | 100 | 21 | 36.363 | 21.3120 | 1.76000 | -44.870 | |
| 496.1 | 500 | 20 | 34.690 | 7.6453 | 0.88000 | -20.151 | |
| 743.4 | 750 | 19 | 34.506 | 5.1001 | 0.68000 | -26.144 | |
| 991.2 | 1000 | 18 | 34.592 | 4.2046 | 0.43522 | -38.775 | Niskin bottle leaks |
| 1686.1 | 1700 | 16 | 34.939 | 3.6338 | 0.90350 | -24.051 | |
| 2080.6 | 2100 | 15 | 34.930 | 3.1845 | 1.25990 | -22.511 | Niskin bottle leaks |
| 2177.8 | 2200 | 14 | 34.925 | 3.0927 | 2.82760 | -46.619 | Niskin bottle leaks |
| 2274.7 | 2300 | 13 | 34.923 | 3.0312 | 2.95920 | -32.030 | |
| 2373.5 | 2400 | 12 | 34.918 | 2.9147 | 1.26000 | -45.930 | Niskin leaks strongly |
| 2471.7 | 2500 | 11 | 34.915 | 2.8551 | 0.76004 | -27.573 | |
| 2569.6 | 2600 | 10 | 34.914 | 2.8249 | 0.97458 | -28.669 | |
| 2667.6 | 2700 | 9 | 34.910 | 2.7393 | 0.98429 | -24.166 | |
| 2766.3 | 2800 | 7 | 34.909 | 2.7130 | 0.88153 | -31.656 | |
| 2766.9 | 2800 | 8 | 34.909 | 2.7148 | 0.88777 | -24.538 | |
| 2961.0 | 3000 | 6 | 34.903 | 2.5994 | 3.23820 | -46.180 | |
| 2962.8 | 3000 | 5 | 34.903 | 2.5982 | 2.61950 | -45.470 | |
| 3158.0 | 3200 | 4 | 34.900 | 2.5420 | 0.61385 | -23.872 | |
| 3399.5 | 3309 | 1 | 34.896 | 2.4903 | 0.76420 | -29.582 | |
| 3399.7 | 3309 | 2 | 34.896 | 2.4899 | 0.87878 | -19.794 |