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Walter, Maren; Mette, Jonathan (2025): Physical oceanography during RV POLARSTERN cruise PS137 at Lucky B site [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.983341

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Published: 2025-11-07DOI registered: 2025-12-06

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Abstract:
This dataset contains CTD (conductivity, temperature, depth probe) data and additional parameters for stations conducted during the cruise PS137. Additionally it contains corresponding navigational data from the ships positioning system. The stations were executed in July 2023 to detect possible hydrothermal plumes at the Lucky B site where hydrothermal activity was suspected at approximately 81° latittude and -3° longitude. The data was measured with a CTD rosette system and processed to correct sensor uncertainties and remove outliers. The original sample frequency of 24 Hz was averaged to 1 Hz.
Keyword(s):
Arctic Ocean; CTD; hydrothermal activity; Lucky B
Related to:
Albers, Elmar; Genske, Felix; Seewald, Jeffrey S; Walter, Maren; Mette, Jonathan; Wegener, Gunter; Molari, Massimiliano; Klaembt, Christopher; Gallucci, Luigi; Isler, Tea; Boehringer, Lilian; Fitzsimmons, Jessica N; Gunnells, Shelby; Schlindwein, Vera; German, Christopher R (2025): Enigmatic H2- and CH4-rich hydrothermal plumes at the ultramafic-hosted Lucky B site, 81°N on Lena Trough, Arctic Ocean. Scientific Reports, 15(1), 35912, https://doi.org/10.1038/s41598-025-19746-5
References:
Albers, Elmar; Genske, Felix; Boehringer, Lilian; Fitzsimmons, Jessica N; Gunnells, Shelby; Isler, Tea; Mette, Jonathan; Seewald, Jeffrey S; Walter, Maren; Wegener, Gunter; German, Christopher R; Schlindwein, Vera; R/V Polarstern PS137 Science Team (2025): Discovery of the "Lucky B" ultramafic-hosted hydrothermal field in the ultraslow-spreading Lena Trough, Arctic Ocean. https://doi.org/10.5194/egusphere-egu24-12269
Schlindwein, Vera (2023): The Expedition PS137 of the Research Vessel POLARSTERN to the Arctic Ocean in 2023. Berichte zur Polar- und Meeresforschung = Reports on Polar and Marine Research, 781, 121 pp, https://doi.org/10.57738/BzPM_0781_2023
Funding:
Alfred Wegener Institute, Helmholtz Centre for Polar and Marine Research, Bremerhaven (AWI), grant/award no. AWI_PS137_06: Physik. Ozeanographie
German Research Foundation (DFG), grant/award no. 390741603: EXC 2077: The Ocean Floor – Earth's Uncharted Interface
Coverage:
Median Latitude: 81.372042 * Median Longitude: -3.403958 * South-bound Latitude: 81.350711 * West-bound Longitude: -3.437231 * North-bound Latitude: 81.391286 * East-bound Longitude: -3.385776
Date/Time Start: 2023-07-25T15:27:00 * Date/Time End: 2023-07-26T16:14:38
Minimum DEPTH, water: -0.0380 m * Maximum DEPTH, water: 3329.5110 m
Event(s):
PS137_58-1 * Latitude Start: 81.369244 * Longitude Start: -3.395741 * Latitude End: 81.358683 * Longitude End: -3.401182 * Date/Time Start: 2023-07-25T16:48:37 * Date/Time End: 2023-07-25T19:14:53 * Elevation Start: -3265.0 m * Elevation End: -3238.0 m * O2A Registry URI: hdl:10013/sensor.ebd40c0a-11ea-427a-bb89-4b3dd1b5c3b1 * Campaign: PS137 (ALOIS) * Basis: Polarstern * Method/Device: CTD/Rosette (CTD-RO) * Comment: Yoyo-CTD
PS137_61-1 * Latitude: 81.386584 * Longitude: -3.420138 * Date/Time: 2023-07-26T11:52:37 * Elevation: -3155.0 m * O2A Registry URI: hdl:10013/sensor.ebd40c0a-11ea-427a-bb89-4b3dd1b5c3b1 * Campaign: PS137 (ALOIS) * Basis: Polarstern * Method/Device: CTD/Rosette (CTD-RO) * Comment: Yoyo-CTD
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
1Event labelEventWalter, Maren
2Time in secondsTime secsWalter, MarenCTD, Sea-Bird SBE 911plusNMEA, since 2000-01-01
3Bottle numberBottle#Walter, MarenCTD, Sea-Bird SBE 911plusNumber of bottles fired
4ConductivityCondmS/cmWalter, MarenCTD, Sea-Bird SBE 911plus1st sensor
5ConductivityCondmS/cmWalter, MarenCTD, Sea-Bird SBE 911plus2 st sensor
6Conductivity, differenceCond diffmS/cmWalter, MarenCTD, Sea-Bird SBE 911plus
7Density, mass densityDensitykg/m3Walter, MarenCTD, Sea-Bird SBE 911plus
8DEPTH, waterDepth watermWalter, MarenCTD, Sea-Bird SBE 911plusGeocode – calculated from pressure with 82° Latitude
9Oxygen, dissolvedDOml/lWalter, MarenCTD, Sea-Bird SBE 911plus1st sensor
10Oxygen, dissolvedDOml/lWalter, MarenCTD, Sea-Bird SBE 911plus2st sensor
11Oxygen differenceOxygen diffml/lWalter, MarenCTD, Sea-Bird SBE 911plus
12Temperature, water, potentialTpot°CWalter, MarenCTD, Sea-Bird SBE 911plus1st sensor
13Temperature, water, potentialTpot°CWalter, MarenCTD, Sea-Bird SBE 911plus2st sensor
14Pressure, waterPressdbarWalter, MarenCTD, Sea-Bird SBE 911plus
15SalinitySalWalter, MarenCTD, Sea-Bird SBE 911plusPSU 1st sensor
16SalinitySalWalter, MarenCTD, Sea-Bird SBE 911plusPSU 2st sensor
17Temperature, waterTemp°CWalter, MarenCTD, Sea-Bird SBE 911plus1st sensor
18Temperature, waterTemp°CWalter, MarenCTD, Sea-Bird SBE 911plus2st sensor
19Elapsed timeETIMsWalter, MarenCTD, Sea-Bird SBE 911plus
20Oxidation reduction (RedOx) potentialEhmVWalter, MarenCTD, Sea-Bird SBE 911plusNOAA PMEL sensor
21Temperature, differencedelta T°CWalter, MarenCTD, Sea-Bird SBE 911plus
22Attenuation, optical beam transmissionAttenuation%Walter, MarenCTD, Sea-Bird SBE 911plusBeam Transmission, WET Labs C-Star
23Height above sea floor/altitudeHeight above sea floormWalter, MarenCTD, Sea-Bird SBE 911plus
24FlagFlagWalter, MarenCTD, Sea-Bird SBE 911plus
25DATE/TIMEDate/TimeWalter, MarenCTD, Sea-Bird SBE 911plusGeocode
26LATITUDELatitudeWalter, MarenCTD, Sea-Bird SBE 911plusGeocode – Dship
27LONGITUDELongitudeWalter, MarenCTD, Sea-Bird SBE 911plusGeocode – Dship
28Latitude 2Latitude 2Walter, MarenCTD, Sea-Bird SBE 911plusof device from an underwater position tracker
29Longitude 2Longitude 2Walter, MarenCTD, Sea-Bird SBE 911plusof device from an underwater position tracker
30Depth, loggingDepth logmWalter, MarenCTD, Sea-Bird SBE 911plusof device from an underwater position tracker
31Oxidation reduction (RedOx) potential, time derivativeEh, time derivmV/sWalter, MarenCTD, Sea-Bird SBE 911plus30 second time derivative of RedOx pot
Status:
Curation Level: Enhanced curation (CurationLevelC)
Size:
955635 data points

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