Dale, Andy W; Treude, Tina (2020): Phosphate and total NO3+NO2 of sediment core M92_0220-1 after freeze/thaw experiments [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.920617, In: Dale, AW; Treude, T (2020): Nutrients in sediment porewater following sediment freeze/thaw experiments [dataset publication series]. PANGAEA, https://doi.org/10.1594/PANGAEA.918339
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Related to:
Dale, Andy W; Sommer, Stefan; Lomnitz, Ulrike; Bourbonnais, Annie; Wallmann, Klaus (2016): Biological nitrate transport in sediments on the Peruvian margin mitigates benthic sulfide emissions and drives pelagic N loss during stagnation events. Deep Sea Research Part I: Oceanographic Research Papers, 112, 123-136, https://doi.org/10.1016/j.dsr.2016.02.013
Project(s):
Funding:
German Research Foundation (DFG), grant/award no. 27542298: Climate - Biogeochemistry Interactions in the Tropical Ocean
Coverage:
Latitude: -12.225500 * Longitude: -77.167667
Date/Time Start: 2013-01-25T16:39:00 * Date/Time End: 2013-01-25T16:39:00
Minimum DEPTH, sediment/rock: 0.005 m * Maximum DEPTH, sediment/rock: 0.095 m
Event(s):
M92_0220-1 (MUC 39) * Latitude: -12.225500 * Longitude: -77.167667 * Date/Time: 2013-01-25T16:39:00 * Elevation: -72.3 m * Campaign: M92 * Basis: Meteor (1986) * Method/Device: Multicorer with television (TVMUC)
Comment:
In these experiments, the sediment was frozen and thawed (twice) and then filtered and nutrients measured.
Parameter(s):
# | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
---|---|---|---|---|---|---|
1 | DEPTH, sediment/rock | Depth sed | m | Dale, Andy W | Geocode | |
2 | Nitrite | [NO2]- | µmol/l | Dale, Andy W | ||
3 | Nitrate and Nitrite | [NO3]- + [NO2]- | µmol/l | Dale, Andy W | ||
4 | Nitrate | [NO3]- | µmol/l | Dale, Andy W | ||
5 | Phosphate | [PO4]3- | µmol/l | Dale, Andy W |
License:
Creative Commons Attribution 4.0 International (CC-BY-4.0)
Size:
40 data points
Data
1 Depth sed [m] | 2 [NO2]- [µmol/l] | 3 [NO3]- + [NO2]- [µmol/l] | 4 [NO3]- [µmol/l] | 5 [PO4]3- [µmol/l] |
---|---|---|---|---|
0.005 | 128.750 | 446.350 | 317.600 | 538.4 |
0.015 | 8.920 | 37.960 | 29.040 | 456.5 |
0.025 | 0.280 | 24.460 | 24.180 | 453.1 |
0.035 | 0.310 | 5.190 | 4.880 | 436.1 |
0.045 | 0.375 | 20.110 | 19.735 | 431.0 |
0.055 | 0.220 | 3.215 | 2.995 | 478.1 |
0.065 | 0.355 | 1.965 | 1.610 | 437.8 |
0.075 | 0.325 | 7.720 | 7.395 | 353.7 |
0.085 | 0.345 | 9.110 | 8.765 | 315.1 |
0.095 | 0.355 | 1.330 | 0.975 | 337.2 |