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Haalboom, Sabine; de Stigter, Henko; Urban, Peter; Gazis, Iason-Zois; Gillard, Benjamin; Schoening, Timm (2022): Current 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.943402

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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 acoustical measurements of this plume array acquired by 7 acoustic profilers (AQD/ADCP).
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: 11.864898 * Median Longitude: -117.012573 * South-bound Latitude: 11.861604 * West-bound Longitude: -117.014023 * North-bound Latitude: 11.871667 * East-bound Longitude: -117.011267
Date/Time Start: 2019-04-07T17:52:31 * Date/Time End: 2019-04-13T00:10:00
Minimum Elevation: -4126.0 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:
300 kHz ADCP (NIOZ_HYA-02), 1200 kHz ADCP (NIOZ_HYA-01) mounted on platform NIOZ_PFM-01.
Deployed during ROV event SO268-2_ST111-ROV16:
AQD (NIOZ_HYA-03) mounted on platform NIOZ_PFM-02.
AQD (NIOZ_HYA-04) mounted on platform NIOZ_PFM-03.
AQD (NIOZ_HYA-06) mounted on platform NIOZ_PFM-05.
AQD (NIOZ_HYA-07) mounted on platform NIOZ_PFM-06.
Deployed during ROV event SO268-2_ST118-ROV17:
AQD (NIOZ_HYA-05) mounted on platform NIOZ_PFM-04.
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
Event labelEventHaalboom, Sabine
PlatformPlatformHaalboom, Sabine
Sensor typeSensorHaalboom, Sabine
Sensor typeSensorHaalboom, Sabine
Date/time startDate/time startHaalboom, Sabine
Latitude of eventLatitudeHaalboom, Sabine
Longitude of eventLongitudeHaalboom, Sabine
Elevation of eventElevationmHaalboom, Sabine
First binFirst binmHaalboom, Sabine
10 Bin numberBinHaalboom, Sabine
11 Bin sizeBin sizemHaalboom, Sabine
12 OrientationOrientationHaalboom, SabineADCP
13 IntervalIntervalsHaalboom, Sabineensemble
14 Numbern#Haalboom, Sabineensemble
15 CommentCommentHaalboom, Sabine
16 Binary ObjectBinaryHaalboom, Sabine
17 Binary Object (File Size)Binary (Size)BytesHaalboom, Sabine
Status:
Curation Level: Enhanced curation (CurationLevelC)
Size:
96 data points

Data

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Event

Platform

Sensor

Sensor

Date/time start

Latitude

Longitude

Elevation [m]

First bin [m]
10 
Bin
11 
Bin size [m]
12 
Orientation
(ADCP)
13 
Interval [s]
(ensemble)
14 
n [#]
(ensemble)
15 
Comment
16 
Binary
17 
Binary (Size) [Bytes]
SO268/2_111-1_NIOZ_PFM-02 NIOZ_PFM-02NIOZ_HYA-03AQD2019-04-09T00:0011.865018-117.012614-41230.50200.50upward30010315not converted, Sensor was at 0.75 mabSO268_NIOZ_PFM-02_NIOZ_HYA-03.csv11.5 MBytes
SO268/2_111-1_NIOZ_PFM-03_pos1 NIOZ_PFM-03NIOZ_HYA-04AQD2019-04-09T00:0011.864189-117.012418-41240.50200.50upward3001151not converted, Sensor was at 0.75 mabSO268_NIOZ_PFM-03_NIOZ_HYA-04_position1.csv1.3 MBytes
SO268/2_124-1_NIOZ_PFM-03_pos2 NIOZ_PFM-03NIOZ_HYA-04AQD2019-04-13T00:1011.863284-117.012330-41240.50200.50upward3009157not converted, Sensor was at 0.75 mabSO268_NIOZ_PFM-03_NIOZ_HYA-04_position2.csv10.2 MBytes
SO268/2_118-1_NIOZ_PFM-04 NIOZ_PFM-04NIOZ_HYA-05AQD2019-04-10T19:2511.861604-117.011634-41250.50200.50upward3009237not converted, Sensor was at 0.75 mabSO268_NIOZ_PFM-04_NIOZ_HYA-05.csv10.3 MBytes
SO268/2_111-1_NIOZ_PFM-05 NIOZ_PFM-05NIOZ_HYA-06AQD2019-04-09T00:0011.864720-117.014023-41250.50200.50upward6044008not converted, Sensor was at 0.75 mabSO268_NIOZ_PFM-05_NIOZ_HYA-06.csv49.2 MBytes
SO268/2_111-1_NIOZ_PFM-06 NIOZ_PFM-06NIOZ_HYA-07AQD2019-04-09T00:0011.863807-117.013723-41260.50200.50upward605784not converted, Sensor was at 0.75 mabSO268_NIOZ_PFM-06_NIOZ_HYA-07.csv6.9 MBytes
SO268/2_105-1 NIOZ_PFM-01_BOBONIOZ_HYA-02_ADCP300 kHz ADCP2019-04-09T00:0011.871667-117.011267-41154.23352.00upward30010662not converted, Sensor was at 4.00 mabSO268_ST105_NIOZ_PFM01_BOBO_300kHzADCP.csv16.1 MBytes
SO268/2_105-1NIOZ_PFM-01_BOBONIOZ_HYA-01_ADCP1200 kHz ADCP2019-04-09T00:0011.871667-117.011267-41150.67150.20downward30010646not converted, Sensor was at 2.00 mabSO268_ST105_NIOZ_PFM01_BOBO_1200kHzADCP.csv9.5 MBytes