/* DATA DESCRIPTION: Citation: Keir, Robin (2007): Methane concentration and delta 13C in water profile M62/5b-1259-CTD-LADCP, Mid Atlantik Ridge at 4-11°S, segment A2. PANGAEA, https://doi.org/10.1594/PANGAEA.669614 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): From Mantle to Ocean: Energy-, Material- and Life-cycles at Spreading Axes (DERIDGE) (URI: https://www.geomar.de/forschen/fb4/fb4-muhs/projekte/spp1144/) Funding: German Research Foundation (DFG) (URI: http://www.dfg.de/en/), grant/award no. 5471797: From Mantle to Ocean: Energy-, Material- and Life-cycles at Spreading Axes (URI: https://gepris.dfg.de/gepris/projekt/5471797) Coverage: LATITUDE: -8.286660 * LONGITUDE: -13.531660 DATE/TIME START: 2004-12-10T00:00:00 * DATE/TIME END: 2004-12-10T00:00:00 MINIMUM DEPTH, water: 1977.6 m * MAXIMUM DEPTH, water: 3431.3 m Event(s): M62/5b-1259-CTD-LADCP * LATITUDE: -8.286660 * LONGITUDE: -13.531660 * DATE/TIME: 2004-12-10T00:00:00 * ELEVATION: -3533.0 m * LOCATION: South Atlantic/subtropical * CAMPAIGN: M62/5b (URI: hdl:10013/epic.32335.d001) * BASIS: Meteor (1986) (URI: https://en.wikipedia.org/wiki/RV_Meteor_(1986)) * METHOD/DEVICE: Multiple investigations (MULT) * COMMENT: CTD + LADCP + WC, 13 water samples taken, MAPR attached Parameter(s): DEPTH, water [m] (Depth water) * GEOCODE Pressure, water [dbar] (Press) * PI: Keir, Robin (rkeir@geomar.de) * METHOD/DEVICE: CTD, Sea-Bird, SBE 911 (URI: http://www.seabird.com/sbe911plus-ctd) Bottle number (Bottle) * PI: Keir, Robin (rkeir@geomar.de) Salinity (Sal) * PI: Keir, Robin (rkeir@geomar.de) * METHOD/DEVICE: CTD, Sea-Bird, SBE 911 (URI: http://www.seabird.com/sbe911plus-ctd) Temperature, water [°C] (Temp) * PI: Keir, Robin (rkeir@geomar.de) * METHOD/DEVICE: CTD, Sea-Bird, SBE 911 (URI: http://www.seabird.com/sbe911plus-ctd) Methane [nmol/l] (CH4) * PI: Keir, Robin (rkeir@geomar.de) * METHOD/DEVICE: Gas chromatography (partial vacuum degassing) (URI: https://doi.org/10.1029/1999GL900049) δ13C, methane [‰ PDB] (δ13C CH4) * PI: Keir, Robin (rkeir@geomar.de) * METHOD/DEVICE: Continous-flow Gas chromatograph combustion isotope ratio Mass spectrometry (URI: https://doi.org/10.1021/ac0155106) License: Creative Commons Attribution 3.0 Unported (CC-BY-3.0) (URI: https://creativecommons.org/licenses/by/3.0/) Size: 78 data points */ Depth water [m] Press [dbar] Bottle Sal Temp [°C] CH4 [nmol/l] δ13C CH4 [‰ PDB] 1977.6 2000 17 34.929 3.2723 1.07000 -29.920 2469.1 2500 15 34.916 2.9299 1.21000 -18.382 2518.5 2550 14 34.913 2.8778 2.18310 -16.988 2568.6 2600 13 34.908 2.7585 3.90450 -19.848 2617.7 2650 12 34.907 2.7404 5.31900 -17.275 2666.4 2700 11 34.905 2.7004 7.59150 -17.145 2710.7 2750 9 34.903 2.6472 5.24000 -18.137 2765.3 2800 8 34.902 2.6221 2.73120 -14.705 2813.8 2850 7 34.901 2.6058 2.20190 -17.049 2862.6 2900 6 34.900 2.5945 2.49660 -15.288 2912.2 2950 5 34.900 2.5904 2.35160 -16.910 2960.2 3000 4 34.899 2.5751 1.71540 -19.008 3431.3 3478 1 34.896 2.5636 0.76135 -23.984