Wiedmann, Ingrid; Lund Paulsen, Maria; Holding, Johnna M; Winding, Mie Hylstofte Sichlau; Roy, Hans; Sejr, Mikael K; Laufer-Meiser, Katja (2025): Pore water geochemistry of sediment cores from Young Sound, NE Greenland [dataset]. PANGAEA, https://doi.pangaea.de/10.1594/PANGAEA.982370 (DOI registration in progress)
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Published: 2025-06-04
Abstract:
This dataset contains measurements of porewater geochemistry in sediment cores from Young Sound. The samples for the measurements were taken in August 2019 with a Kajak-corer and the pore water was extracted by centrifugtation.
Keyword(s):
Supplement to:
Wiedmann, Ingrid; Lund Paulsen, Maria; Holding, Johnna M; Winding, Mie Hylstofte Sichlau; Roy, Hans; Sejr, Mikael K; Laufer-Meiser, Katja (in review): Impact of Different Types of Meltwater Runoff on Pelagic and Benthic Processes in Young Sound, NE Greenland. Global Biogeochemical Cycles
References:
Brewer, Peter G; Spencer, Derek W (1971): COLORIMETRIC DETERMINATION OF MANGANESE IN ANOXIC WATERS. Limnology and Oceanography, 16(1), 107-110, https://doi.org/10.4319/lo.1971.16.1.0107
Goto, Katsumi; Komatsu, Tsuyoshi; Furukawa, Toshiro (1962): Rapid colorimetric determination of manganese in waters containing iron. Analytica Chimica Acta, 27, 331-334, https://doi.org/10.1016/S0003-2670(00)88510-4
Laufer, Katja; Michaud, Alexander B; Røy, Hans; Jørgensen, Bo Barker (2020): Reactivity of Iron Minerals in the Seabed Toward Microbial Reduction – A Comparison of Different Extraction Techniques. Geomicrobiology Journal, 37(2), 170-189, https://doi.org/10.1080/01490451.2019.1679291
Stookey, Lawrence L (1970): Ferrozine - A new spectrophotometric reagent for iron. Analytical Chemistry, 42, 779-781, https://doi.org/10.1021/ac60289a016
Funding:
Coverage:
Median Latitude: 74.452436 * Median Longitude: -21.197036 * South-bound Latitude: 74.220400 * West-bound Longitude: -22.064400 * North-bound Latitude: 74.591900 * East-bound Longitude: -19.988300
Date/Time Start: 2019-08-04T00:00:00 * Date/Time End: 2019-08-07T00:00:00
Minimum DEPTH, sediment/rock: 0.005 m * Maximum DEPTH, sediment/rock: 0.120 m
Event(s):
GH_02_1 * Latitude: 74.220400 * Longitude: -19.988300 * Date/Time: 2019-08-07T00:00:00 * Elevation: -158.0 m * Location: Young Sound, Greenland * Method/Device: Kajak sediment core sampler (KC)
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Event label | Event | Laufer-Meiser, Katja | |||
| 2 | Latitude of event | Latitude | Laufer-Meiser, Katja | |||
| 3 | Longitude of event | Longitude | Laufer-Meiser, Katja | |||
| 4 | Date/Time of event | Date/Time | Laufer-Meiser, Katja | |||
| 5 | Elevation of event | Elevation | m | Laufer-Meiser, Katja | ||
| 6 | Location of event | Location | Laufer-Meiser, Katja | |||
| 7 | Station label | Station | Laufer-Meiser, Katja | |||
| 8 | Distance | Distance | m | Laufer-Meiser, Katja | Distance from Tyroler river estuary | |
| 9 | Distance | Distance | m | Laufer-Meiser, Katja | Distance from Zackenberg river estuary | |
| 10 | DEPTH, sediment/rock | Depth sed | m | Laufer-Meiser, Katja | Geocode | |
| 11 | Sample comment | Sample comment | Laufer-Meiser, Katja | |||
| 12 | Iron, dissolved | Fe diss | µmol/l | Laufer-Meiser, Katja | Iron, colorimetric, Ferrozine (Stookey, 1970) | |
| 13 | Manganese, dissolved | Mn diss | µmol/l | Laufer-Meiser, Katja | see comment | According to Goto et al. (1962, doi:10.1016/S0003-2670(00)88510-4) and Brewer & Spencer (1971, doi:10.4319/lo.1971.16.1.0107). |
| 14 | Sulfate | [SO4]2- | µmol/l | Laufer-Meiser, Katja | Ion Chromatography System (ICS), Thermo Scientific, Dionex ICS-2100 | |
| 15 | Porosity | Poros | % vol | Laufer-Meiser, Katja | Weight loss after drying | |
| 16 | Water content, sediment | Water sed | % | Laufer-Meiser, Katja | Weight loss after drying | |
| 17 | Carbon, organic, total | TOC | % | Laufer-Meiser, Katja | Isotope ratio mass spectrometry-elemental analyzer (IRMS-EA), Thermo Finnigan, Delta XP; Elemental analyzer (EA), Thermo Scientific, FlashEA 1112 | |
| 18 | Carbon/Nitrogen ratio | C/N | Laufer-Meiser, Katja | Isotope ratio mass spectrometry-elemental analyzer (IRMS-EA), Thermo Finnigan, Delta XP; Elemental analyzer (EA), Thermo Scientific, FlashEA 1112 | ||
| 19 | δ13C | δ13C | ‰ PDB | Laufer-Meiser, Katja | Isotope ratio mass spectrometry-elemental analyzer (IRMS-EA), Thermo Finnigan, Delta XP; Elemental analyzer (EA), Thermo Scientific, FlashEA 1112 | |
| 20 | δ15N | δ15N | ‰ air | Laufer-Meiser, Katja | Isotope ratio mass spectrometry-elemental analyzer (IRMS-EA), Thermo Finnigan, Delta XP; Elemental analyzer (EA), Thermo Scientific, FlashEA 1112 | |
| 21 | Iron ascorbic acid extraction, per unit sediment dry mass | Fe Asc dm | µmol/g | Laufer-Meiser, Katja | According to Laufer et al., 2020 | |
| 22 | Iron II, ferrous iron HCl extraction, per unit sediment dry mass | Fe(II) HCL dm | µmol/g | Laufer-Meiser, Katja | According to Laufer et al., 2020 | 0.5 M |
| 23 | Iron, total HCl extraction, per unit sediment dry mass | Fe tot dm | µmol/g | Laufer-Meiser, Katja | According to Laufer et al., 2020 | 0.5 M |
| 24 | Iron II, ferrous iron, per unit sediment dry mass | Fe(II) dm | µmol/g | Laufer-Meiser, Katja | According to Laufer et al., 2020 | 6M |
| 25 | Iron, total HCl extraction, per unit sediment dry mass | Fe tot dm | µmol/g | Laufer-Meiser, Katja | According to Laufer et al., 2020 | 6M |
| 26 | Manganese HCl extraction, per unit sediment dry mass | Mn HCl dm | µmol/g | Laufer-Meiser, Katja | According to Laufer et al., 2020 |
License:
Creative Commons Attribution 4.0 International (CC-BY-4.0)
Status:
Curation Level: Enhanced curation (CurationLevelC)
Size:
1390 data points