Pore-water nutrients, cations and DIC for sediment cores taken at disturbed sites after a small-scale dredge experiment during RV SONNE cruise SO268 in the CCZ, Pacific Ocean
This dataset comprises downcore measurements of pore-water nutrients, cations and DIC for sediment cores (GC, MUC, ROV-operated PUC) retrieved from disturbed sites after a small-scale dredge experiment in the framework of the European collaborative JPI Oceans MiningImpact project onboard R/V SONNE c...
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ftpangaea:oai:pangaea.de:doi:10.1594/PANGAEA.954917 2024-09-15T17:36:46+00:00 Pore-water nutrients, cations and DIC for sediment cores taken at disturbed sites after a small-scale dredge experiment during RV SONNE cruise SO268 in the CCZ, Pacific Ocean Volz, Jessica B Lange, Mirko Koehler, Dennis Geibert, Walter Stimac, Ingrid Kasten, Sabine MEDIAN LATITUDE: 11.863138 * MEDIAN LONGITUDE: -117.012745 * SOUTH-BOUND LATITUDE: 11.862683 * WEST-BOUND LONGITUDE: -117.013167 * NORTH-BOUND LATITUDE: 11.864367 * EAST-BOUND LONGITUDE: -117.011683 * DATE/TIME START: 2019-04-12T10:51:48 * DATE/TIME END: 2019-05-16T10:39:25 application/zip, 15 datasets https://doi.pangaea.de/10.1594/PANGAEA.954917 en eng PANGAEA https://doi.pangaea.de/10.1594/PANGAEA.954917 CC-BY-4.0: Creative Commons Attribution 4.0 International (License comes into effect after moratorium ends) Access constraints: access rights needed info:eu-repo/semantics/restrictedAccess Anthropogenic disturbances AWI_MarGeoChem Clarion Clipperton Fracture Zone deep sea mining deep sea sediment Geochemical data JPI Oceans - Ecological Aspects of Deep-Sea Mining JPIO-MiningImpact Marine Geochemistry @ AWI dataset publication series ftpangaea 2024-08-21T00:02:25Z This dataset comprises downcore measurements of pore-water nutrients, cations and DIC for sediment cores (GC, MUC, ROV-operated PUC) retrieved from disturbed sites after a small-scale dredge experiment in the framework of the European collaborative JPI Oceans MiningImpact project onboard R/V SONNE cruise SO268 in 2019. The scientific work during cruise SO268 was part of the second phase of the MiningImpact project (Environmental impacts and risks of deep-sea mining) and is designed to assess the environmental impacts of deep-sea mining of polymetallic nodules in the Clarion-Clipperton Zone (CCZ) in the Pacific Ocean. The pore water was extracted onboard by rhizon sampling. Pore-water nutrient concentrations (nitrate, nitrite, ammonium, silicic acid, phosphate) were analyzed onboard on freshly extracted pore water upon 3-fold dilution or undiluted (ammonium) using a QuAAtro continous segmented flow analyzer (Seal Analytical). Major and minor elements were determined on acidified samples (25 µL double sub-boiling distilled concentrated HCl per 1 mL sample) using ICP-AES (iCAP 7400, Thermo Scientific) and DIC was determined on HgCl2-treated pore-water samples using a QuAAtro continous segmented flow analyzer (Seal Analytical) at the Marine Geochemistry Lab, Alfred Wegener Institute, Helmholtz Centre for Polar and Marine Research, Bremerhaven. Other/Unknown Material Alfred Wegener Institute PANGAEA - Data Publisher for Earth & Environmental Science ENVELOPE(-117.013167,-117.011683,11.864367,11.862683) |
institution |
Open Polar |
collection |
PANGAEA - Data Publisher for Earth & Environmental Science |
op_collection_id |
ftpangaea |
language |
English |
topic |
Anthropogenic disturbances AWI_MarGeoChem Clarion Clipperton Fracture Zone deep sea mining deep sea sediment Geochemical data JPI Oceans - Ecological Aspects of Deep-Sea Mining JPIO-MiningImpact Marine Geochemistry @ AWI |
spellingShingle |
Anthropogenic disturbances AWI_MarGeoChem Clarion Clipperton Fracture Zone deep sea mining deep sea sediment Geochemical data JPI Oceans - Ecological Aspects of Deep-Sea Mining JPIO-MiningImpact Marine Geochemistry @ AWI Volz, Jessica B Lange, Mirko Koehler, Dennis Geibert, Walter Stimac, Ingrid Kasten, Sabine Pore-water nutrients, cations and DIC for sediment cores taken at disturbed sites after a small-scale dredge experiment during RV SONNE cruise SO268 in the CCZ, Pacific Ocean |
topic_facet |
Anthropogenic disturbances AWI_MarGeoChem Clarion Clipperton Fracture Zone deep sea mining deep sea sediment Geochemical data JPI Oceans - Ecological Aspects of Deep-Sea Mining JPIO-MiningImpact Marine Geochemistry @ AWI |
description |
This dataset comprises downcore measurements of pore-water nutrients, cations and DIC for sediment cores (GC, MUC, ROV-operated PUC) retrieved from disturbed sites after a small-scale dredge experiment in the framework of the European collaborative JPI Oceans MiningImpact project onboard R/V SONNE cruise SO268 in 2019. The scientific work during cruise SO268 was part of the second phase of the MiningImpact project (Environmental impacts and risks of deep-sea mining) and is designed to assess the environmental impacts of deep-sea mining of polymetallic nodules in the Clarion-Clipperton Zone (CCZ) in the Pacific Ocean. The pore water was extracted onboard by rhizon sampling. Pore-water nutrient concentrations (nitrate, nitrite, ammonium, silicic acid, phosphate) were analyzed onboard on freshly extracted pore water upon 3-fold dilution or undiluted (ammonium) using a QuAAtro continous segmented flow analyzer (Seal Analytical). Major and minor elements were determined on acidified samples (25 µL double sub-boiling distilled concentrated HCl per 1 mL sample) using ICP-AES (iCAP 7400, Thermo Scientific) and DIC was determined on HgCl2-treated pore-water samples using a QuAAtro continous segmented flow analyzer (Seal Analytical) at the Marine Geochemistry Lab, Alfred Wegener Institute, Helmholtz Centre for Polar and Marine Research, Bremerhaven. |
format |
Other/Unknown Material |
author |
Volz, Jessica B Lange, Mirko Koehler, Dennis Geibert, Walter Stimac, Ingrid Kasten, Sabine |
author_facet |
Volz, Jessica B Lange, Mirko Koehler, Dennis Geibert, Walter Stimac, Ingrid Kasten, Sabine |
author_sort |
Volz, Jessica B |
title |
Pore-water nutrients, cations and DIC for sediment cores taken at disturbed sites after a small-scale dredge experiment during RV SONNE cruise SO268 in the CCZ, Pacific Ocean |
title_short |
Pore-water nutrients, cations and DIC for sediment cores taken at disturbed sites after a small-scale dredge experiment during RV SONNE cruise SO268 in the CCZ, Pacific Ocean |
title_full |
Pore-water nutrients, cations and DIC for sediment cores taken at disturbed sites after a small-scale dredge experiment during RV SONNE cruise SO268 in the CCZ, Pacific Ocean |
title_fullStr |
Pore-water nutrients, cations and DIC for sediment cores taken at disturbed sites after a small-scale dredge experiment during RV SONNE cruise SO268 in the CCZ, Pacific Ocean |
title_full_unstemmed |
Pore-water nutrients, cations and DIC for sediment cores taken at disturbed sites after a small-scale dredge experiment during RV SONNE cruise SO268 in the CCZ, Pacific Ocean |
title_sort |
pore-water nutrients, cations and dic for sediment cores taken at disturbed sites after a small-scale dredge experiment during rv sonne cruise so268 in the ccz, pacific ocean |
publisher |
PANGAEA |
url |
https://doi.pangaea.de/10.1594/PANGAEA.954917 |
op_coverage |
MEDIAN LATITUDE: 11.863138 * MEDIAN LONGITUDE: -117.012745 * SOUTH-BOUND LATITUDE: 11.862683 * WEST-BOUND LONGITUDE: -117.013167 * NORTH-BOUND LATITUDE: 11.864367 * EAST-BOUND LONGITUDE: -117.011683 * DATE/TIME START: 2019-04-12T10:51:48 * DATE/TIME END: 2019-05-16T10:39:25 |
long_lat |
ENVELOPE(-117.013167,-117.011683,11.864367,11.862683) |
genre |
Alfred Wegener Institute |
genre_facet |
Alfred Wegener Institute |
op_relation |
https://doi.pangaea.de/10.1594/PANGAEA.954917 |
op_rights |
CC-BY-4.0: Creative Commons Attribution 4.0 International (License comes into effect after moratorium ends) Access constraints: access rights needed info:eu-repo/semantics/restrictedAccess |
_version_ |
1810491940171415552 |