Pohlman, John W; Kaneko, Masanori; Heuer, Verena B; Coffin, R B; Whiticar, Michael J (2010): (Supplementary Table) C1/C2 and isotopic properties (δ¹³C and dD) of void gas CH4 and CO2 from the IODP Expedition 311 transect sites [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.737377, In supplement to: Pohlman, JW et al. (2009): Methane sources and production in the northern Cascadia margin gas hydrate system. Earth and Planetary Science Letters, 287(3-4), 504-512, https://doi.org/10.1016/j.epsl.2009.08.037
Always quote citation above when using data! You can download the citation in several formats below.
Project(s):
Coverage:
Median Latitude: 48.672014 * Median Longitude: -126.918725 * South-bound Latitude: 48.627133 * West-bound Longitude: -127.000845 * North-bound Latitude: 48.789583 * East-bound Longitude: -126.678667
Minimum DEPTH, sediment/rock: 6.05 m * Maximum DEPTH, sediment/rock: 299.31 m
Event(s):
311-U1325B * Latitude: 48.644900 * Longitude: -126.983317 * Elevation: -2194.8 m * Recovery: 141.17 m * Campaign: Exp311 (Cascadia Margin Gas Hydrates) * Basis: Joides Resolution * Method/Device: Drilling/drill rig (DRILL) * Comment: 28 cores; 205.5 m cored; 68.7 % recovered; 1 m drilled; 206.5 m penetrated
311-U1325C * Latitude: 48.645017 * Longitude: -126.983450 * Elevation: -2194.8 m * Recovery: 62.49 m * Campaign: Exp311 (Cascadia Margin Gas Hydrates) * Basis: Joides Resolution * Method/Device: Drilling/drill rig (DRILL) * Comment: 15 cores; 115.5 m cored; 54.1 % recovered; 188.8 m drilled; 304.3 m penetrated
311-U1326C * Latitude: 48.627300 * Longitude: -127.000840 * Elevation: -1828.0 m * Recovery: 54.39 m * Campaign: Exp311 (Cascadia Margin Gas Hydrates) * Basis: Joides Resolution * Method/Device: Drilling/drill rig (DRILL) * Comment: 13 cores; 85.7 m cored; 63.5 % recovered; 1 m drilled; 86.7 m penetrated
Comment:
C1/C2: 311-U1325C-15X-3,75-76=not available, see also doi:10.1594/PANGAEA.732914
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Event label | Event | ||||
| 2 | DEPTH, sediment/rock | Depth sed | m | Geocode | ||
| 3 | Methane/ethane ratio | C1/C2 | Pohlman, John W | see reference(s) | from Riedel et al. (2006) | |
| 4 | δ13C, methane, atmospheric | δ13C CH4 | ‰ PDB | Pohlman, John W | Gas chromatography - Isotope ratio mass spectrometer (GC-IRMS) | VPDB |
| 5 | δ Deuterium, methane | δD CH4 | ‰ SMOW | Pohlman, John W | see reference(s) | VSMOW |
| 6 | δ13C, carbon dioxide, atmospheric | δ13C CO2 | ‰ PDB | Pohlman, John W | Gas chromatography - Isotope ratio mass spectrometer (GC-IRMS) | VPDB |
| 7 | Sample code/label | Sample label | Pohlman, John W |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
624 data points
Data
| 1 Event | 2 Depth sed [m] | 3 C1/C2 | 4 δ13C CH4 [‰ PDB] | 5 δD CH4 [‰ SMOW] | 6 δ13C CO2 [‰ PDB] | 7 Sample label |
|---|---|---|---|---|---|---|
| 311-U1325B | 9.06 | 138200 | -84.0 | -153.0 | -12.5 | 311-U1325B-1H-7,6-7 |
| 311-U1325B | 14.60 | 144300 | -81.5 | -173.0 | -7.6 | 311-U1325B-2H-4,80-81 |
| 311-U1325B | 18.17 | 61400 | -76.5 | 311-U1325B-2H-6,137-138 | ||
| 311-U1325B | 25.44 | 153400 | -77.8 | 311-U1325B-4H-2,12-13 | ||
| 311-U1325B | 28.34 | 148900 | -78.0 | -186.0 | -3.4 | 311-U1325B-4H-4,2-3 |
| 311-U1325B | 35.19 | 145300 | -76.6 | -183.0 | -11.8 | 311-U1325B-5H-2,19-20 |
| 311-U1325B | 51.52 | 146000 | -74.7 | 311-U1325B-6H-6,102-103 | ||
| 311-U1325B | 54.52 | 171300 | -72.7 | -175.0 | -13.7 | 311-U1325B-7H-2,52-53 |
| 311-U1325B | 63.33 | 173800 | -73.0 | -179.0 | 311-U1325B-8H-2,7-8 | |
| 311-U1325B | 74.86 | 156800 | -71.2 | -171.0 | 1.1 | 311-U1325B-10X-2,56-57 |
| 311-U1325B | 80.79 | 140900 | -72.4 | 311-U1325B-10X-6,69-70 | ||
| 311-U1325B | 85.31 | 156700 | -71.7 | 311-U1325B-12X-1,91-92 | ||
| 311-U1325B | 88.82 | 167000 | -72.1 | -176.0 | -1.4 | 311-U1325B-12X-3,142-143 |
| 311-U1325B | 104.42 | 128800 | -70.3 | 311-U1325B-14X-2,62-63 | ||
| 311-U1325B | 109.59 | 97600 | -71.7 | -179.0 | -11.9 | 311-U1325B-14X-5,129-130 |
| 311-U1325B | 114.81 | 83100 | -71.0 | 311-U1325B-15X-3,11-12 | ||
| 311-U1325B | 123.00 | 107900 | -69.9 | 311-U1325B-16X-2,20-21 | ||
| 311-U1325B | 125.77 | 83400 | -70.9 | 311-U1325B-16X-3,147-148 | ||
| 311-U1325B | 127.96 | 115100 | -70.3 | 311-U1325B-16X-6,131-132 | ||
| 311-U1325B | 131.45 | 117000 | -70.8 | -178.0 | -2.8 | 311-U1325B-18X-1,55-56 |
| 311-U1325B | 145.25 | 88700 | -70.9 | 311-U1325B-19X-4,145-146 | ||
| 311-U1325B | 157.61 | 105000 | -68.9 | 311-U1325B-20X-6,77-78 | ||
| 311-U1325B | 160.32 | 80700 | -70.2 | -178.0 | -13.4 | 311-U1325B-21X-2,1-2 |
| 311-U1325B | 179.90 | 62000 | -69.9 | -178.0 | -3.6 | 311-U1325B-24X-1,90-91 |
| 311-U1325B | 182.72 | 71800 | -69.3 | 311-U1325B-24X-3,95-96 | ||
| 311-U1325C | 190.67 | 104900 | -69.0 | -173.0 | -4.4 | 311-U1325C-1X-2,37-38 |
| 311-U1325C | 208.38 | 95500 | -69.2 | 311-U1325C-4X-1,38-39 | ||
| 311-U1325C | 210.29 | 205300 | -68.7 | -174.0 | -5.3 | 311-U1325C-4X-3,16-17 |
| 311-U1325C | 220.15 | 85100 | -69.2 | 311-U1325C-6X-2,126-127 | ||
| 311-U1325C | 221.68 | 82800 | -68.9 | 311-U1325C-6X-4,17-18 | ||
| 311-U1325C | 230.10 | 97100 | -68.7 | -175.0 | -5.8 | 311-U1325C-7X-2,140-141 |
| 311-U1325C | 233.83 | 50500 | -69.0 | 311-U1325C-7X-6,116-117 | ||
| 311-U1325C | 238.85 | 61800 | -68.3 | 311-U1325C-8X-2,55-56 | ||
| 311-U1325C | 243.85 | 67800 | -68.6 | 311-U1325C-8X-6,55-56 | ||
| 311-U1325C | 247.74 | 19300 | -68.0 | -145.0 | -13.6 | 311-U1325C-9X-1,124-125 |
| 311-U1325C | 253.22 | 17200 | -68.3 | 311-U1325C-9X-5,94-95 | ||
| 311-U1325C | 260.39 | 13600 | -67.9 | 311-U1325C-11X-1,29-30 | ||
| 311-U1325C | 260.67 | 11000 | -68.3 | 311-U1325C-11X-3,57-58 | ||
| 311-U1325C | 268.58 | 9400 | -67.7 | -174.0 | -9.8 | 311-U1325C-12X-2,128-129 |
| 311-U1325C | 286.71 | 9700 | -66.6 | -157.0 | -7.2 | 311-U1325C-14X-3,1-2 |
| 311-U1325C | 296.89 | 10600 | -68.0 | 311-U1325C-15X-2,75-76 | ||
| 311-U1325C | 297.84 | -67.5 | -172.0 | -13.4 | 311-U1325C-15X-3,75-76 | |
| 311-U1326C | 6.05 | 33100 | -82.2 | -15.7 | 311-U1326C-2H-2,65-66 | |
| 311-U1326C | 12.48 | 37800 | -80.5 | -176.0 | -10.0 | 311-U1326C-2H-6,108-109 |
| 311-U1326C | 15.68 | 36000 | -78.6 | -10.2 | 311-U1326C-3H-2,78-79 | |
| 311-U1326C | 20.17 | 36300 | -78.4 | 311-U1326C-3H-5,77-78 | ||
| 311-U1326C | 23.26 | 40400 | -77.8 | 311-U1326C-4H-1,36-37 | ||
| 311-U1326C | 27.35 | 36400 | -76.8 | -169.0 | -8.0 | 311-U1326C-4H-3,145-146 |
| 311-U1326C | 32.16 | 43700 | -77.3 | 311-U1326C-5X-2,26-27 | ||
| 311-U1326C | 35.36 | 42800 | -76.4 | 311-U1326C-5X-4,71-72 | ||
| 311-U1326C | 44.65 | 11100 | -74.9 | -177.0 | -22.5 | 311-U1326C-6X-4,63-64 |
| 311-U1326C | 52.72 | 17100 | -73.9 | -178.0 | -8.4 | 311-U1326C-7X-3,19-20 |
| 311-U1326C | 70.86 | 15200 | -72.3 | -178.0 | 311-U1326C-9X-2,26-27 | |
| 311-U1326C | 71.95 | 21000 | -72.0 | -16.3 | 311-U1326C-9X-2,135-136 | |
| 311-U1326D | 93.56 | 40100 | -71.0 | 311-U1326D-2X-4,66-67 | ||
| 311-U1326D | 94.42 | 50300 | -71.0 | -173.0 | -9.0 | 311-U1326D-2X-5,2-3 |
| 311-U1326D | 102.95 | 59100 | -70.6 | -7.5 | 311-U1326D-3X-4,35-36 | |
| 311-U1326D | 109.21 | 28700 | -71.1 | 311-U1326D-4X-2,1-2 | ||
| 311-U1326D | 118.71 | 26600 | -71.0 | 311-U1326D-5X-2,1-2 | ||
| 311-U1326D | 123.12 | 19300 | -70.9 | -177.0 | -14.9 | 311-U1326D-5X-5,8-9 |
| 311-U1326D | 129.90 | 20400 | -70.5 | 311-U1326D-6X-2,140-141 | ||
| 311-U1326D | 132.91 | 26200 | -70.3 | 311-U1326D-6X-5,46-47 | ||
| 311-U1326D | 137.67 | 33700 | -70.3 | 311-U1326D-7X-2,11-12 | ||
| 311-U1326D | 140.35 | 33500 | -70.1 | -173.0 | 311-U1326D-7X-4,16-17 | |
| 311-U1326D | 148.77 | 20600 | -70.3 | 311-U1326D-8X-3,1-2 | ||
| 311-U1326D | 156.14 | 10700 | -70.3 | -7.7 | 311-U1326D-9X-1,24-25 | |
| 311-U1326D | 158.15 | 16500 | -70.1 | 311-U1326D-9X-4,4-5 | ||
| 311-U1326D | 167.82 | 17300 | -69.5 | 311-U1326D-10X-2,72-73 | ||
| 311-U1326D | 177.09 | 15900 | -69.3 | -172.0 | -7.0 | 311-U1326D-11X-2,140-141 |
| 311-U1326D | 179.26 | 39600 | -69.4 | 311-U1326D-11X-4,57-58 | ||
| 311-U1326D | 186.45 | 22600 | -69.3 | 311-U1326D-12X-2,40-42 | ||
| 311-U1326D | 196.94 | 8700 | -70.0 | 311-U1326D-13X-2,144-145 | ||
| 311-U1326D | 198.62 | 21000 | -69.2 | -170.0 | -12.2 | 311-U1326D-13X-4,62-63 |
| 311-U1326D | 204.26 | 12000 | -69.6 | 311-U1326D-14X-1,26-27 | ||
| 311-U1326D | 208.37 | 16600 | -69.2 | 311-U1326D-14X-4,137-138 | ||
| 311-U1326D | 214.64 | 26800 | -68.8 | -163.0 | -8.5 | 311-U1326D-15X-1,104-105 |
| 311-U1326D | 216.99 | 27600 | -68.4 | 311-U1326D-15X-3,63-64 | ||
| 311-U1326D | 226.57 | 24800 | -68.7 | -163.0 | -11.6 | 311-U1326D-16X-3,27-28 |
| 311-U1326D | 228.73 | 23700 | -69.1 | 311-U1326D-16X-4,93-94 | ||
| 311-U1326D | 237.26 | 23800 | -68.6 | 311-U1326D-17X-3,136-137 | ||
| 311-U1326D | 244.53 | 7500 | -69.0 | -172.0 | -10.5 | 311-U1326D-18X-2,88-89 |
| 311-U1326D | 245.46 | 7500 | -68.8 | 311-U1326D-18X-3,85-86 | ||
| 311-U1326D | 252.30 | 6200 | -69.1 | -159.0 | -6.8 | 311-U1326D-19X-1,10-11 |
| 311-U1326D | 265.05 | 11700 | -68.7 | -9.2 | 311-U1326D-20X-4,1-2 | |
| 311-U1326D | 269.05 | 12900 | -69.0 | -170.0 | 311-U1326D-20X-7,1-2 | |
| 311-U1327C | 25.46 | 15200 | -79.4 | -174.0 | -10.3 | 311-U1327C-4H-1,36-37 |
| 311-U1327C | 34.70 | 13000 | -72.9 | 311-U1327C-4H-7,60-61 | ||
| 311-U1327C | 35.90 | 12600 | -71.4 | -176.0 | -4.3 | 311-U1327C-5H-1,130-131 |
| 311-U1327C | 39.85 | 12500 | -70.1 | 311-U1327C-5H-4,75-76 | ||
| 311-U1327C | 47.52 | 11800 | -66.2 | -178.0 | 2.0 | 311-U1327C-7H-1,142-143 |
| 311-U1327C | 52.16 | 11700 | -65.2 | 311-U1327C-7H-5,6-7 | ||
| 311-U1327C | 57.24 | 10600 | -63.1 | -180.0 | 6.5 | 311-U1327C-8H-2,14-15 |
| 311-U1327C | 63.04 | 10700 | -60.7 | 311-U1327C-8H-5,144-145 | ||
| 311-U1327C | 67.44 | 10500 | -60.9 | -180.0 | 6.6 | 311-U1327C-9H-2,84-85 |
| 311-U1327C | 72.24 | 10800 | -60.5 | 311-U1327C-9H-5,114-115 | ||
| 311-U1327C | 76.48 | 10900 | -59.7 | 311-U1327C-10H-2,38-39 | ||
| 311-U1327C | 81.25 | 10100 | -59.5 | -174.0 | 2.5 | 311-U1327C-10H-6,50-51 |
| 311-U1327C | 87.70 | 9000 | -58.4 | 311-U1327C-11H-3,60-61 | ||
| 311-U1327C | 91.98 | 9100 | -58.3 | 5.8 | 311-U1327C-11H-6,38-39 | |
| 311-U1327C | 94.83 | 9400 | -58.4 | 311-U1327C-12X-3,7-8 | ||
| 311-U1327C | 98.29 | 8600 | -57.8 | -177.0 | 8.9 | 311-U1327C-12X-5,67-68 |
| 311-U1327C | 104.52 | 7300 | -57.5 | 311-U1327C-13X-2,52-53 | ||
| 311-U1327C | 108.09 | 7100 | -57.9 | 311-U1327C-13X-4,109-110 | ||
| 311-U1327C | 113.54 | 5600 | -58.0 | -177.0 | 10.9 | 311-U1327C-14X-1,144-145 |
| 311-U1327C | 128.54 | 3200 | -58.5 | -180.0 | 11.2 | 311-U1327C-16X-4,34-35 |
| 311-U1327C | 155.27 | 2100 | -55.5 | -179.0 | 9.2 | 311-U1327C-19X-4,67-68 |
| 311-U1327C | 156.95 | 1900 | -55.6 | 311-U1327C-19X-5,85-86 | ||
| 311-U1327C | 163.07 | 1500 | -55.1 | 311-U1327C-20X-2,77-78 | ||
| 311-U1327C | 172.70 | 1400 | -54.6 | -177.0 | 8.2 | 311-U1327C-21X-2,80-81 |
| 311-U1327C | 176.06 | 1100 | -54.3 | 311-U1327C-21X-5,4-5 | ||
| 311-U1327C | 181.91 | 1400 | -53.9 | 311-U1327C-22X-2,64-65 | ||
| 311-U1327C | 184.50 | 1000 | -54.1 | 311-U1327C-22X-4,49-50 | ||
| 311-U1327C | 191.32 | 1200 | -52.7 | -186.0 | 9.0 | 311-U1327C-23X-2,1-2 |
| 311-U1327C | 194.12 | 1100 | -53.0 | 311-U1327C-23X-4,42-43 | ||
| 311-U1327C | 200.56 | 800 | -53.7 | 311-U1327C-25X-2,45-50 | ||
| 311-U1327C | 210.03 | 1100 | -52.2 | -166.0 | 4.6 | 311-U1327C-26X-1,113-118 |
| 311-U1327C | 214.08 | 1400 | -52.1 | 311-U1327C-26X-4,104-105 | ||
| 311-U1327C | 219.97 | 900 | -48.7 | -175.0 | 0.5 | 311-U1327C-27X-2,9-10 |
| 311-U1327C | 224.62 | 1100 | -46.9 | -165.0 | 7.7 | 311-U1327C-27X-5,49-50 |
| 311-U1327C | 229.78 | 900 | -55.2 | -184.0 | 7.4 | 311-U1327C-28X-2,18-19 |
| 311-U1327C | 232.19 | 1400 | -56.1 | -177.0 | 1.3 | 311-U1327C-28X-3,124-125 |
| 311-U1327C | 238.98 | 1700 | -54.8 | 311-U1327C-29X-1,128-129 | ||
| 311-U1327C | 242.80 | 2100 | -54.2 | -162.0 | 2.8 | 311-U1327C-29X-4,60-61 |
| 311-U1327C | 248.20 | 1900 | -53.5 | 311-U1327C-30X-1,80-81 | ||
| 311-U1327C | 250.49 | 2300 | -53.6 | -177.0 | 6.2 | 311-U1327C-30X-3,41-42 |
| 311-U1327C | 259.87 | 4000 | -52.9 | 311-U1327C-31X-2,127-128 | ||
| 311-U1327C | 261.85 | 3700 | -52.5 | -158.0 | 7.4 | 311-U1327C-31X-4,29-30 |
| 311-U1327C | 273.64 | 2700 | -51.6 | -179.0 | 13.0 | 311-U1327C-32X-5,94-95 |
| 311-U1327C | 277.91 | 1800 | -49.9 | 311-U1327C-33X-2,11-12 | ||
| 311-U1327C | 292.90 | 2400 | -50.1 | 14.3 | 311-U1327C-34X-5,100-101 | |
| 311-U1327C | 299.31 | 2600 | -48.7 | -162.0 | 5.2 | 311-U1327C-35X-3,81-82 |
| 311-U1329C | 26.60 | 15900 | -72.8 | -168.0 | -13.3 | 311-U1329C-3H-7,54-55 |
| 311-U1329C | 29.71 | 18100 | -70.5 | -9.2 | 311-U1329C-4H-2,111-112 | |
| 311-U1329C | 36.71 | 16600 | -64.3 | 311-U1329C-4H-7,61-62 | ||
| 311-U1329C | 39.10 | 16300 | -63.1 | -7.6 | 311-U1329C-5H-2,100-101 | |
| 311-U1329C | 45.75 | 14900 | -59.5 | -164.0 | 0.2 | 311-U1329C-5H-7,15-16 |
| 311-U1329C | 49.39 | 13800 | -57.0 | 311-U1329C-6H-3,29-30 | ||
| 311-U1329C | 53.60 | 15100 | -55.9 | -170.0 | 10.4 | 311-U1329C-6H-6,140-141 |
| 311-U1329C | 59.68 | 12200 | -53.3 | 311-U1329C-8H-2,58-59 | ||
| 311-U1329C | 60.60 | 12300 | -53.4 | -168.0 | 12.7 | 311-U1329C-8H-3,75-76 |
| 311-U1329C | 66.52 | 14400 | -51.8 | -174.0 | 17.7 | 311-U1329C-8H-6,142-143 |
| 311-U1329C | 68.23 | 12700 | -47.1 | -163.0 | 15.3 | 311-U1329C-9H-1,113-114 |
| 311-U1329C | 87.83 | 11200 | -47.1 | 24.1 | 311-U1329C-11H-2,23-24 | |
| 311-U1329C | 93.60 | 11600 | -46.3 | 311-U1329C-11H-6,75-76 | ||
| 311-U1329C | 97.06 | 7200 | -46.6 | 311-U1329C-12H-1,146-147 | ||
| 311-U1329C | 103.08 | 10300 | -46.3 | 23.0 | 311-U1329C-12H-6,39-40 | |
| 311-U1329C | 107.19 | 6400 | -45.3 | 311-U1329C-13H-2,59-60 | ||
| 311-U1329C | 112.60 | 10100 | -45.8 | 311-U1329C-13H-6,35-36 | ||
| 311-U1329C | 119.33 | 8800 | -46.5 | -180.0 | 23.5 | 311-U1329C-15H-2,123-124 |
| 311-U1329C | 125.23 | 11300 | -45.9 | -174.0 | 311-U1329C-15H-6,113-114 | |
| 311-U1329C | 128.14 | 14000 | -45.8 | 311-U1329C-16H-2,54-55 | ||
| 311-U1329C | 134.35 | 16700 | -46.6 | -171.0 | 23.5 | 311-U1329C-16H-6,75-76 |
| 311-U1329C | 139.19 | 20300 | -45.4 | -175.0 | 25.6 | 311-U1329C-17H-3,64-65 |
| 311-U1329C | 146.95 | 14800 | -43.6 | 311-U1329C-18X-5,75-76 | ||
| 311-U1329C | 152.04 | 10100 | -43.1 | 311-U1329C-19X-2,64-65 | ||
| 311-U1329C | 162.40 | 11300 | -41.6 | -168.0 | 25.2 | 311-U1329C-20X-2,130-131 |
| 311-U1329C | 170.80 | 12600 | -41.0 | 311-U1329C-21X-2,0-1 | ||
| 311-U1329C | 175.61 | 11400 | -41.0 | -166.0 | 25.7 | 311-U1329C-21X-5,31-32 |
| 311-U1329C | 180.62 | 14000 | -39.5 | -169.0 | 311-U1329C-22X-2,22-23 | |
| 311-U1329C | 186.17 | 3900 | -40.0 | 24.4 | 311-U1329C-22X-5,130-131 |