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Data Publisher for Earth & Environmental Science

Haalboom, Sabine; de Stigter, Henko; Urban, Peter; Gazis, Iason-Zois; Gillard, Benjamin; Schoening, Timm (2022): Turbidity data measured during a dredge experiment during RV SONNE cruise SO268/2 in the German license area, CCZ, NE Pacific Ocean [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.943396

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Abstract:
Expedition SO268 was part of the JPI Oceans project MiningImpact to assess the environmental impacts of deep sea mining of polymetallic nodules in the Clarion Clipperton Zone (CCZ). A sediment plume monitoring operation was conducted as part of this expedition. This plume was created by a dredge on 11 April 2019 between 6:30 to 19:00 UTC. Monitoring of the baseline conditions, active plume and post-disturbance effects was achieved by a sensor array of optical and acoustical sensors on platforms spread out around the plume creation site. This dataset contains calibrated optical sensor measurements of this plume array acquired by 9 optical backscatter sensors (OBS).
Keyword(s):
Acoustic profiler; Clarion Clipperton Fracture Zone; Deep-sea mining; Dredge experiment; Optical backscatter sensor; Plume monitoring; Sediment plumes; Sensor array
Supplement to:
Coverage:
Median Latitude: 11.863717 * Median Longitude: -117.012772 * South-bound Latitude: 11.860393 * West-bound Longitude: -117.014023 * North-bound Latitude: 11.871667 * East-bound Longitude: -117.011267
Date/Time Start: 2019-04-09T00:00:00 * Date/Time End: 2019-05-15T20:00:00
Minimum Elevation: -4129.0 m * Maximum Elevation: -4114.6 m
Event(s):
SO268/2_105-1 (LANDER-10) * Latitude: 11.871667 * Longitude: -117.011267 * Date/Time: 2019-04-07T17:52:31 * Elevation: -4114.6 m * Location: Clarion-Clipperton Fraction Zone, North East Pacific Ocean * Campaign: SO268/2 * Basis: Sonne_2 * Method/Device: Bottom lander (B_LANDER) * Comment: GER Dredge; BoBo free fall deployment
SO268/2_111-1_NIOZ_PFM-02 * Latitude: 11.865018 * Longitude: -117.012614 * Date/Time: 2019-04-09T00:00:00 * Elevation: -4123.0 m * Location: North Pacific Ocean * Campaign: SO268/2 * Basis: Sonne_2 * Method/Device: Monitoring station (MONS)
SO268/2_111-1_NIOZ_PFM-03_pos1 * Latitude: 11.864189 * Longitude: -117.012418 * Date/Time: 2019-04-09T00:00:00 * Elevation: -4124.0 m * Location: North Pacific Ocean * Campaign: SO268/2 * Basis: Sonne_2 * Method/Device: Monitoring station (MONS)
Comment:
Deployed during event SO268-2_ST105:
JFE OBS (NIOZ_ENV-15) mounted on platform NIOZ_PFM-01 (Converted, Sensor at 2 mab)
Deployed during ROV event SO268-2_ST111-ROV16:
JFE OBS (NIOZ_ENV-07) mounted on platform NIOZ_PFM-02 (Converted, Sensor at 1 mab)
JFE OBS (NIOZ_ENV-08) mounted on platform NIOZ_PFM-03 (Converted, Sensor at 1 mab)
JFE OBS (NIOZ_ENV-10) mounted on platform NIOZ_PFM-05 (Converted, Sensor at 1 mab)
JFE OBS (NIOZ_ENV-13) mounted on platform NIOZ_PFM-06 (Converted, Sensor at 1 mab)
Deployed during ROV event SO268-2_ST118-ROV17:
JFE OBS (NIOZ_ENV-04) mounted on platform GMR_PFM-08 (Converted, Sensor at 1 mab)
JFE OBS (NIOZ_ENV-09) mounted on platform NIOZ_PFM-04 (Converted, Sensor at 1 mab)
JFE OBS (NIOZ_ENV-12) mounted on platform NIOZ_PFM-07 (Converted, Sensor at 1 mab)
JFE OBS (NIOZ_ENV-14) mounted on platform NIOZ_PFM-08 (Converted, Sensor at 1 mab)
Status:
Curation Level: Enhanced curation (CurationLevelC)
Size:
405786 data points

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