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PANGAEA.
Data Publisher for Earth & Environmental Science
Abstract:
P-wave velocity data from discrete samples from the above given hole of International Ocean Discovery Program (IODP) Expedition 389 (Hawaiian Drowned Reefs). Discrete samples for P-wave velocity measurements were taken during the onshore phase of expedition 389, which took place between 2025-02-06 to 2025-02-26 at the Bremen Core Repository (BCR) hosted at MARUM – Center for Marine Environmental Sciences, University of Bremen. The measurements were performed on cylindrical core plugs drilled approx. every 1.5 meter perpendicular to the split surface of the working halves of the core sections. P-wave velocity was measured first wet straight after the initial sampling, again after the samples have been dried in a convection oven and a third time after being resaturated with tap water. All measurements were performed with a Geotek PWL-D velocimeter for discrete P-wave measurements.
For further methodological information see methods chapter in Webster, J.M. et al., 2025 https://doi.org/10.14379/iodp.proc.389.2025
Keyword(s):
central Pacific; Coral Reef; Earth climate feedbacks; Earth history tipping points; Expedition 389; Hawaiian Drowned Reefs; Hawaiian geology; International Ocean Discovery Program (IODP); MMA Valour; Paleoclimate; sea level; volcanic
Coverage:
Latitude: 20.289871 * Longitude: -155.651009
Date/Time Start: 2023-10-08T00:00:00 * Date/Time End: 2023-10-11T00:00:00
Minimum DEPTH, sediment/rock: 21.74 m * Maximum DEPTH, sediment/rock: 68.51 m
Event(s):
389-M0102C (KOH-01Ac)  * Latitude: 20.289871 * Longitude: -155.651009 * Date/Time Start: 2023-10-08T00:00:00 * Date/Time End: 2023-10-11T00:00:00 * Elevation: -415.9 m * Location: Hawaii, USA * Campaign: Exp389 (Hawaiian Drowned Reefs (HDR)) * Basis: MMA Valour * Method/Device: Benthic Portable Remotely Operated Drill (PROD5) * Comment: IGSN: IBCR0389EHZ5101. Spatial reference system (SRS): 4326. Comment: LAT water depth: 415.5 m. Wash to 19.9m. Maximum number of barrels used.
Comment:
Data was submitted and proofread by Vera Barbara Bender, MARUM - Center for Marine Environmental Sciences (University Bremen) on behalf of ECORD Science Operator Data Management (https://www.ecord.org).
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
Event labelEvent
Sample code/labelSample labelDSDP/ODP/IODP sample designation
DEPTH, sediment/rockDepth sedmGeocode – in mbsf
Velocity, compressional waveVpm/sP-wave logger for discrete samples (PWL-D), GEOTEKinitial
Velocity, compressional waveVpm/sP-wave logger for discrete samples (PWL-D), GEOTEKdry
Velocity, compressional waveVpm/sP-wave logger for discrete samples (PWL-D), GEOTEKsaturated
Proposed International Geo Sample NumberProp IGSN
Status:
Curation Level: Enhanced curation (CurationLevelC)
Size:
139 data points

Data

Download dataset as tab-delimited text — use the following character encoding:


Event

Sample label
(DSDP/ODP/IODP sample designation)

Depth sed [m]
(in mbsf)

Vp [m/s]
(initial, P-wave logger for di...)

Vp [m/s]
(dry, P-wave logger for discre...)

Vp [m/s]
(saturated, P-wave logger for ...)

Prop IGSN
389-M0102C 389-M0102C-2R-1,14.0-18.021.743971.473183.063258.10IBCR0389EXKCD74
389-M0102C389-M0102C-7R-1,6.0-10.026.145322.874230.784787.44IBCR0389EXPDD74
389-M0102C389-M0102C-8R-1,29.5-33.527.904606.814235.684253.12IBCR0389EXXDD74
389-M0102C389-M0102C-12R-1,38.0-42.031.323729.913298.373267.31IBCR0389EXIFD74
389-M0102C389-M0102C-15R-1,58.0-62.034.414343.943423.994011.24IBCR0389EX1GD74
389-M0102C389-M0102C-17R-1,44.0-48.035.685423.534003.724181.62IBCR0389EXHHD74
389-M0102C389-M0102C-17R-2,3.5-7.535.784608.593855.134260.72IBCR0389EXGID74
389-M0102C389-M0102C-18R-1,25.0-29.038.134844.304067.444384.83IBCR0389EXBID74
389-M0102C389-M0102C-19R-1,22.0-26.039.584274.483845.574224.68IBCR0389EXEKD74
389-M0102C389-M0102C-20R-1,69.0-73.042.103424.263369.764718.69IBCR0389EX1ID74
389-M0102C389-M0102C-21R-1,43.0-47.043.234534.113698.353617.50IBCR0389EXUJD74
389-M0102C389-M0102C-22R-1,18.0-22.044.364259.503523.904101.05IBCR0389EXRKD74
389-M0102C389-M0102C-22R-2,108.5-112.546.744826.264134.594243.71IBCR0389EXVLD74
389-M0102C389-M0102C-23R-1,59.5-63.547.423725.033346.513065.71IBCR0389EX7MD74
389-M0102C389-M0102C-23R-2,111.0-115.049.414342.333701.733796.27IBCR0389EX6ND74
389-M0102C389-M0102C-24R-1,97.0-101.050.574217.113600.113866.42IBCR0389EXLND74
389-M0102C389-M0102C-25R-1,15.0-19.051.094773.384350.79IBCR0389EXJQD74
389-M0102C389-M0102C-26R-1,51.0-55.053.904256.203289.954203.52IBCR0389EX6PD74
389-M0102C389-M0102C-26R-2,32.25-36.2555.184654.094086.024612.27IBCR0389EXKRD74
389-M0102C389-M0102C-27R-1,55.25-59.2556.704691.294253.434584.93IBCR0389EXMND74
389-M0102C389-M0102C-27R-2,6.0-10.057.715845.625228.735253.35IBCR0389EXOMD74
389-M0102C389-M0102C-28R-1,21.0-25.059.144840.644065.384237.22IBCR0389EXNTD74
389-M0102C389-M0102C-28R-2,65.0-69.061.084946.163958.954231.91IBCR0389EXXSD74
389-M0102C389-M0102C-29R-1,13.0-17.062.003362.993243.923299.30IBCR0389EXXTD74
389-M0102C389-M0102C-30R-1,70.75-74.7564.894803.894367.384605.67IBCR0389EX3VD74
389-M0102C389-M0102C-30R-2,4.0-8.065.734511.053579.064021.47IBCR0389EXOUD74
389-M0102C389-M0102C-31R-1,116.0-120.067.613889.683451.893419.91IBCR0389EXRVD74
389-M0102C389-M0102C-32R-1,49.0-53.068.514281.443509.323209.82IBCR0389EXJWD74