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Hensen, Christian; Zabel, Matthias (2003): Geochemistry of porewater in sediment core GeoB2712-2 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.105476

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Related to:
Hensen, Christian (1996): Frühdiagenetische Prozesse und Quantifizierung benthischer Stoff-Flüsse in Oberflächensedimenten des Südatlantiks. Berichte aus dem Fachbereich Geowissenschaften der Universität Bremen, 88, 132 pp, urn:nbn:de:gbv:46-ep000102178
Hensen, Christian; Landenberger, H; Zabel, Matthias; Gundersen, Jens K; Glud, Ronnie N; Schulz, Horst D (1997): Simulation of early diagenetic processes in continental slope sediments off Southwest Africa: The Computer Model CoTAM tested. Marine Geology, 144(1-3), 191-210, https://doi.org/10.1016/S0025-3227(97)00083-2
Hensen, Christian; Landenberger, H; Zabel, Matthias; Schulz, Horst D (1998): Quantification of diffusive benthic fluxes of nitrate, phosphate and silicate in the Southern Atlantic Ocean. Global Biogeochemical Cycles, 12(1), 193-210, https://doi.org/10.1029/97GB02731
Hensen, Christian; Zabel, Matthias; Schulz, Horst D (1999): A comparison of benthic nutrient fluxes from deep-sea sediments off Namibia and Argentina. In: Ganssen, G M & Wefer, G (eds.), Particle Flux and its preservation in deep-sea sediments.- Deep Sea Research II, Topical studies in oceanography, 47, 2029-2050, https://doi.org/10.1016/S0967-0645(00)00015-1
Coverage:
Latitude: -43.671667 * Longitude: -59.330000
Date/Time Start: 1994-06-25T00:00:00 * Date/Time End: 1994-06-25T00:00:00
Minimum DEPTH, sediment/rock: 0.003 m * Maximum DEPTH, sediment/rock: 0.175 m
Event(s):
GeoB2712-2 * Latitude: -43.671667 * Longitude: -59.330000 * Date/Time: 1994-06-25T00:00:00 * Elevation: -1228.0 m * Recovery: 0.27 m * Location: Slope off Argentina * Campaign: M29/1 * Basis: Meteor (1986) * Method/Device: MultiCorer (MUC) * Comment: 5 large, 4 small tubes
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
DEPTH, sediment/rockDepth sedmGeocode
Ammonium[NH4]+µmol/lZabel, MatthiasContinuous Flow Analysis (CFA)
Nitrate[NO3]-µmol/lHensen, ChristianContinuous Flow Analysis (CFA)
Phosphate[PO4]3-µmol/lHensen, ChristianContinuous Flow Analysis (CFA)
Alkalinity, totalATmmol(eq)/lZabel, MatthiasTitration
pHpHZabel, MatthiasIon selective probe
Oxidation reduction (RedOx) potentialEhmVZabel, MatthiasIon selective probe
Size:
62 data points

Data

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Depth sed [m]

[NH4]+ [µmol/l]

[NO3]- [µmol/l]

[PO4]3- [µmol/l]

AT [mmol(eq)/l]

pH

Eh [mV]
0.00316.5752.557.736.117.69410
0.00714.5453.8910.256.627.64435
0.0137.60353
0.01815.6326.176.297.007.54411
0.02220.3013.826.866.607.52401
0.02816.015.725.897.62383
0.03535.058.115.487.61380
0.04519.438.192.906.317.60432
0.06231.225.647.57440
0.087101.4050.097.53467
0.12563.8523.814.216.437.51388
0.17588.2119.115.527.227.52171