Geibert, Walter; Assmy, Philipp; Bakker, Dorothee C E; Hanfland, Claudia; Hoppema, Mario; Pichevin, Laetitia; Schröder, Michael; Schwarz, Jill Nicola; Stimac, Ingrid; Usbeck, Regina; Webb, Adrian (2011): Hydrochemistry and Thorium 234 activity measured on water bottle samples during POLARSTERN cruise ANT-XX/2 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.759364, In supplement to: Geibert, W et al. (2010): High productivity in an ice melting hot spot at the eastern boundary of the Weddell Gyre. Global Biogeochemical Cycles, 24, GB3007, https://doi.org/10.1029/2009GB003657
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Project(s):
Marine Geochemistry @ AWI (AWI_MarGeoChem)
Coverage:
Median Latitude: -60.998351 * Median Longitude: 10.634293 * South-bound Latitude: -69.884700 * West-bound Longitude: -0.112300 * North-bound Latitude: -39.558000 * East-bound Longitude: 25.233800
Date/Time Start: 2002-11-26T06:08:00 * Date/Time End: 2003-01-15T19:49:00
Minimum DEPTH, water: 5 m * Maximum DEPTH, water: 5470 m
Event(s):
PS63/021-1 * Latitude: -39.558000 * Longitude: 11.089500 * Date/Time: 2002-11-26T06:08:00 * Elevation: -4990.0 m * Location: South Atlantic Ocean * Campaign: ANT-XX/2 (PS63 06AQ200211_2) * Basis: Polarstern * Method/Device: CTD/Rosette (CTD-RO) * Comment: Pmax = 5078 dbar
PS63/022-2 * Latitude: -44.661000 * Longitude: 7.084500 * Date/Time: 2002-11-27T16:50:00 * Elevation: -4581.0 m * Location: South Atlantic Ocean * Campaign: ANT-XX/2 (PS63 06AQ200211_2) * Basis: Polarstern * Method/Device: CTD/Rosette (CTD-RO) * Comment: Pmax = 4659 dbar
PS63/023-1 * Latitude: -46.013000 * Longitude: 5.856300 * Date/Time: 2002-11-28T05:40:00 * Elevation: -3990.0 m * Location: South Atlantic Ocean * Campaign: ANT-XX/2 (PS63 06AQ200211_2) * Basis: Polarstern * Method/Device: CTD/Rosette (CTD-RO) * Comment: Pmax = 4049 dbar
Comment:
CTD-Operator: R. Usbeck, Data processing: FIELAX
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Event label | Event | ||||
| 2 | Date/Time of event | Date/Time | ||||
| 3 | Latitude of event | Latitude | ||||
| 4 | Longitude of event | Longitude | ||||
| 5 | Elevation of event | Elevation | m | |||
| 6 | DEPTH, water | Depth water | m | Geocode | ||
| 7 | Temperature, water | Temp | °C | Geibert, Walter | SBE19 self recording CTD | |
| 8 | Salinity | Sal | Geibert, Walter | SBE19 self recording CTD | ||
| 9 | Oxygen | O2 | µmol/kg | Geibert, Walter | Oxygen, Winkler (Culberson, 1991, WOCE Report 68/91) | |
| 10 | Nitrite | NITRITE | µmol/kg | Geibert, Walter | Seawater analysis after Grasshoff et al., 1983 (Verlag Chemie GmbH Weinheim) | |
| 11 | Nitrate | NITRATE | µmol/kg | Geibert, Walter | Seawater analysis after Grasshoff et al., 1983 (Verlag Chemie GmbH Weinheim) | |
| 12 | Nitrate and Nitrite | [NO3]- + [NO2]- | µmol/kg | Geibert, Walter | Seawater analysis after Grasshoff et al., 1983 (Verlag Chemie GmbH Weinheim) | |
| 13 | Carbon dioxide | CO2 | µmol/kg | Geibert, Walter | Coulometry | Precision: +/- 1.8 µmol/kg |
| 14 | Silicate | SILCAT | µmol/kg | Geibert, Walter | Seawater analysis after Grasshoff et al., 1983 (Verlag Chemie GmbH Weinheim) | |
| 15 | Fluorescence | Fluorescence | arbitrary units | Geibert, Walter | Fluorometer, Seapoint | |
| 16 | Chlorophyll a | Chl a | µg/l | Geibert, Walter | Fluorometer, Seapoint | calibrated with discrete HPLC pigment measurements |
| 17 | Carbon, organic, particulate | POC | µmol/l | Geibert, Walter | Calculated | calculated from calibrated Chl a [µg/l] with a regression from large-volume particulate samples (Chl a vs. Corg) |
| 18 | Thorium-234/Uranium-238 activity ratio | (234Th/238U) | Geibert, Walter | Non-destructive beta-counting (Rutgers van der Loeff & Moore, 1999) | 238U calculated from salinity | |
| 19 | Thorium-234, fraction of particulate | 234Th frac part | % | Geibert, Walter | Non-destructive beta-counting (Rutgers van der Loeff & Moore, 1999) | |
| 20 | Thorium-234, total | 234Th tot | dpm/l | Geibert, Walter | Non-destructive beta-counting (Rutgers van der Loeff & Moore, 1999) | |
| 21 | Thorium-234, fraction of dissolved | 234Th frac diss | % | Geibert, Walter | Non-destructive beta-counting (Rutgers van der Loeff & Moore, 1999) |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
21196 data points
Download Data
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