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PANGAEA.
Data Publisher for Earth & Environmental Science

Suessle, Philipp; Taucher, Jan; Goldenberg, Silvan Urs; Baumann, Moritz; Noche-Ferreira, Andrea; Vanharanta, Mari: KOSMOS 2021 Gran Canaria mesocosm study on ocean alkalinity enhancement: Bi-daily water column concentrations of particulate organic carbon and particulate inorganic carbon [dataset]. PANGAEA, https://doi.pangaea.de/10.1594/PANGAEA.967340 (dataset in review), In: Suessle, P et al. (2024): KOSMOS 2021 Gran Canaria mesocosm study on ocean alkalinity enhancement: sediment trap particle flux data and water column biogeochemistry [dataset bundled publication]. PANGAEA, https://doi.pangaea.de/10.1594/PANGAEA.967359 (DOI registration in progress)

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Abstract:
The data presented herein originates from a mesocosm study conducted as part of the EU H2020 OceanNETs project, aimed at investigating the ecological ramifications of ocean alkalinity enhancement. Nine mesocosms were deployed in Taliarte Harbour, Gran Canaria, Spain, and systematically sampled using integrated water samplers over the period spanning from September 10th to October 25th, 2021. Alkalinity was employed in a gradient design, ranging from ambient (0 µeq kg-1 added alkalinity, OAE0) to elevated levels of 2400 µeq kg-1 additional alkalinity (OAE2400) in increments of 300 µeq kg-1. The dataset encompasses a spectrum of sediment trap particle flux data, water column biogeochemistry variables, including inorganic nutrients, carbonate chemistry parameters, and particulate matter, alongside chlorophyll a concentrations. The study and data set offer insights into impacts of alkalinity enhancement on marine ecosystems and their associated biogeochemistry.
Keyword(s):
ocean alkalinity enhancement
Funding:
Horizon 2020 (H2020), grant/award no. 869357: OceanNETs: Ocean-based Negative Emission Technologies
Coverage:
Latitude: 27.990000 * Longitude: -15.368888
Date/Time Start: 2021-09-11T00:00:00 * Date/Time End: 2021-10-13T00:00:00
Event(s):
KOSMOS_2021_Mesocosm-M1 * Latitude: 27.990000 * Longitude: -15.368888 * Date/Time Start: 2021-09-14T00:00:00 * Date/Time End: 2021-10-16T00:00:00 * Location: Canarias Sea * Campaign: KOSMOS_2021 (KOSMOS Gran Canaria) * Method/Device: Mesocosm experiment (MESO)
KOSMOS_2021_Mesocosm-M2 * Latitude: 27.990000 * Longitude: -15.368888 * Date/Time Start: 2021-09-14T00:00:00 * Date/Time End: 2021-10-16T00:00:00 * Location: Canarias Sea * Campaign: KOSMOS_2021 (KOSMOS Gran Canaria) * Method/Device: Mesocosm experiment (MESO)
KOSMOS_2021_Mesocosm-M3 * Latitude: 27.990000 * Longitude: -15.368888 * Date/Time Start: 2021-09-14T00:00:00 * Date/Time End: 2021-10-16T00:00:00 * Location: Canarias Sea * Campaign: KOSMOS_2021 (KOSMOS Gran Canaria) * Method/Device: Mesocosm experiment (MESO)
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
1Type of studyStudy typeSuessle, Philipp
2Event labelEventSuessle, Philipp
3DATE/TIMEDate/TimeSuessle, PhilippGeocode
4Day of experimentDOEdaySuessle, Philipp
5TreatmentTreatSuessle, Philipplevel of alkalinity enhancement from baseline alkalinity in µmol/kg
6Mesocosm labelMeso labelSuessle, Philipp
7Depth, water, experiment, top/minimumDepth water exp topmSuessle, Philipp
8Depth, water, experiment, bottom/maximumDepth water exp maxmSuessle, Philipp
9Carbon, organic, particulatePOCµmol/lSuessle, Philipp
10Carbon, inorganic, particulatePICµmol/lSuessle, Philipp
11CommentCommentSuessle, Philipp
License:
Creative Commons Attribution 4.0 International (CC-BY-4.0) (License comes into effect after moratorium ends)
Status:
Curation Level: Enhanced curation (CurationLevelC)
Size:
1313 data points

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