Braeckman, Ulrike; Pasotti, Francesca; Vázquez, Susana; Zacher, Katharina; Hoffmann, Ralf; Elvert, Marcus; Marchant, Hannah K; Buckner, Caroline; Quartino, Maria Liliana; Mac Cormack, Walter; Soetaert, Karline; Wenzhöfer, Frank; Vanreusel, Ann (2019): Microphytobenthos fatty acids during a mesocosm experiment with addition of Palmaria decipiens and Desmarestia anceps to sediments from Potter Cove [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.897420, In supplement to: Braeckman, Ulrike; Pasotti, Francesca; Vázquez, Susana; Zacher, Katharina; Hoffmann, R; Elvert, Marcus; Marchant, Hannah K; Buckner, Caroline; Quartino, Maria Liliana; Mac Cormack, Walter; Soetaert, Karline; Wenzhöfer, Frank; Vanreusel, Ann (2019): Degradation of macroalgal detritus in shallow coastal Antarctic sediments. Limnology and Oceanography, 64, 1423-1441, https://doi.org/10.1002/lno.11125
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Coverage:
Latitude: -62.175720 * Longitude: -58.667690
Date/Time Start: 2015-02-04T00:00:00 * Date/Time End: 2015-02-04T00:00:00
Minimum DEPTH, sediment/rock: 0.005 m * Maximum DEPTH, sediment/rock: 0.005 m
Event(s):
PotterCove_Faro_20150204 * Latitude: -62.175720 * Longitude: -58.667690 * Date/Time: 2015-02-04T00:00:00 * Elevation: -18.0 m * Location: Potter Cove, King George Island, Antarctic Peninsula * Method/Device: Core (CORE) * Comment: core internal diameter 10 cm, height 25 cm, material plexi-glass, sediment porosity 0.78
Comment:
C22:6(n-3) is a fatty acid that can be used as a biomarker for diatoms; fatty acids have been extracted from samples from core sediments.
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Day of experiment | DOE | day | Braeckman, Ulrike | ||
| 2 | DEPTH, sediment/rock | Depth sed | m | Braeckman, Ulrike | Geocode | |
| 3 | Treatment | Treat | Braeckman, Ulrike | |||
| 4 | all-cis-4,7,10,13,16,19-Docosahexaenoic acid per unit sediment mass | 22:6(n-3)/sed | µg/g | Braeckman, Ulrike | per mass dry sediment | |
| 5 | all-cis-4,7,10,13,16,19-Docosahexaenoic acid, δ13C | 22:6(n-3) δ13C | ‰ PDB | Braeckman, Ulrike | per mass dry sediment | |
| 6 | Fatty acid methyl esters per unit sediment mass | FAME/sed | µg/g | Braeckman, Ulrike | total diatom uptake (C22:6w3) in µg13C/g dry sediment |
License:
Creative Commons Attribution 4.0 International (CC-BY-4.0)
Size:
65 data points
Data
| 1 DOE [day] | 2 Depth sed [m] | 3 Treat | 4 22:6(n-3)/sed [µg/g] | 5 22:6(n-3) δ13C [‰ PDB] | 6 FAME/sed [µg/g] |
|---|---|---|---|---|---|
| 1 | 0.005 | Control | 26.353 | -22.690 | |
| 7 | 0.005 | Control | 42.969 | -23.444 | |
| 14 | 0.005 | Control | 12.098 | -20.121 | |
| 21 | 0.005 | Control | 16.241 | -20.536 | |
| 26 | 0.005 | Control | 11.721 | -19.055 | |
| 1 | 0.005 | Desmarestia | 12.132 | 42.740 | 0.469 |
| 7 | 0.005 | Desmarestia | 23.142 | 13.942 | 0.498 |
| 21 | 0.005 | Desmarestia | 18.423 | 16.831 | 0.565 |
| 26 | 0.005 | Desmarestia | 12.200 | 70.509 | 0.729 |
| 1 | 0.005 | Palmaria | 12.530 | -17.670 | 0.036 |
| 7 | 0.005 | Palmaria | 16.353 | 11.772 | 0.320 |
| 14 | 0.005 | Palmaria | 13.857 | 68.098 | 0.669 |
| 21 | 0.005 | Palmaria | 20.551 | 659.981 | 9.088 |
| 26 | 0.005 | Palmaria | 23.017 | 75.658 | 1.189 |