Pape, Thomas; Geprägs, Patrizia; Buchheister, Stefanie; Bohrmann, Gerhard (2018): (Table 1a) Concentrations of low-molecular-weight alkanes in gas samples of collection site GeoB19325-9 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.890449, In supplement to: Rubin-Blum, Maxim; Antony, Chakkiath Paul; Borowski, Christian; Sayavedra, Lizbeth; Pape, Thomas; Sahling, Heiko; Bohrmann, Gerhard; Kleiner, Manuel; Redmond, Molly C; Valentine, D L; Dubilier, Nicole (2017): Short-chain alkanes fuel mussel and sponge Cycloclasticus symbionts from deep-sea gas and oil seeps. Nature Microbiology, 2, 17093, https://doi.org/10.1038/nmicrobiol.2017.93
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Project(s):
Coverage:
Latitude: 21.900000 * Longitude: -93.435230
Date/Time Start: 2015-03-11T00:21:00 * Date/Time End: 2015-03-11T00:21:00
Minimum Elevation: -2925.0 m * Maximum Elevation: -2925.0 m
Event(s):
GeoB19325-9 (M114/2_82-9) * Latitude: 21.900000 * Longitude: -93.435230 * Date/Time: 2015-03-11T00:21:00 * Elevation: -2925.0 m * Location: Gulf of Mexico * Campaign: M114/2 * Basis: Meteor (1986) * Method/Device: Net (NET) * Comment: BioBox: rock with gas hydrates,mussels
Comment:
Concentrations of low-molecular-weight alkanes [in mmol L-1 bulk asphalt] and resulting C1/(C2–C5) ratios in gas samples prepared from an asphalt/gas hydrate piece from one of the Chapopote invertebrate collection sites (GeoB19325-9).
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Location | Location | Pape, Thomas | Sample location on asphalt / hydrate piece | ||
| 2 | Methane | CH4 | mmol/l | Pape, Thomas | C1 | |
| 3 | Ethane | C2H6 | mmol/l | Pape, Thomas | C2 | |
| 4 | Propane | C3H8 | mmol/l | Pape, Thomas | C3 | |
| 5 | Isobutane | i-C4H10 | mmol/l | Pape, Thomas | ||
| 6 | n-Butane | n-C4H10 | mmol/l | Pape, Thomas | ||
| 7 | n-Pentane | n-C5H12 | mmol/l | Pape, Thomas | ||
| 8 | C1/(C2-C5) hydrocarbons ratio | C1/(C2-C5) | Pape, Thomas | |||
| 9 | C1/C2 hydrocarbon ratio | C1/C2 | Pape, Thomas | |||
| 10 | C1/C3 hydrocarbon ratio | C1/C3 | Pape, Thomas |
License:
Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported (CC-BY-NC-SA-3.0)
Size:
29 data points
Data
| 1 Location | 2 CH4 [mmol/l] | 3 C2H6 [mmol/l] | 4 C3H8 [mmol/l] | 5 i-C4H10 [mmol/l] | 6 n-C4H10 [mmol/l] | 7 n-C5H12 [mmol/l] | 8 C1/(C2-C5) | 9 C1/C2 | 10 C1/C3 |
|---|---|---|---|---|---|---|---|---|---|
| outside of microbial mat | 21.4732 | 1.0265 | 0.0088 | 0.0097 | 0.0044 | 20.5 | 20.9 | 2440.1 | |
| inside microbial mat | 5.2443 | 0.3969 | 0.0679 | 0.0232 | 0.0739 | 0.0286 | 8.9 | 13.2 | 77.2 |
| below microbial mat | 8.5887 | 0.8394 | 0.3767 | 0.0571 | 0.4116 | 0.1287 | 4.7 | 10.2 | 22.8 |