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PANGAEA.
Data Publisher for Earth & Environmental Science
Abstract:
List of recovered core sections from the above given site of International Ocean Discovery Program (IODP) Expedition 389 (Hawaiian Drowned Reefs) during the offshore phase of this expedition. The offshore phase took place between 2023-08-31 and 2023-10-31 onboard multipurpose vessel MMA Valour sailing from and to Barbers Point Harbor, Hawai'i, USA. Cores have been acquired by Benthic's fifth-generation Portable Remotely Operated Drill (PROD5). Following IODP convention, the 2.75 m liners extracted from each core barrel were cut into one or two sections (depending on core recovery) with a maximum section length of 1.5 m. Two types of liner were used during Expedition 389; Aluminum and polycarbonate liners, each requiring different treatment at this initial stage. Material recovered from the core catcher is treated as a separate section labelled "CC" for core catcher and placed below the last section recovered from the core barrel. The IODP standard naming of sections includes the following information: expedition number, hole, core, core type and section. For example, a section label (column Sample label) 389-M0097A-15R-2 represents section 2, core 15R (R indicating the core has been recovered by rotary coring method), from Hole M0097A during Expedition 389.
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: 19.867494 * Longitude: -154.972719
Date/Time Start: 2023-10-16T00:00:00 * Date/Time End: 2023-10-17T00:00:00
Minimum Elevation: -339.5 m * Maximum Elevation: -339.5 m
Event(s):
389-M0105A (HIL-03Aa)  * Latitude: 19.867494 * Longitude: -154.972719 * Date/Time Start: 2023-10-16T00:00:00 * Date/Time End: 2023-10-17T00:00:00 * Elevation: -339.5 m * Location: Hawaii, USA * Campaign: Exp389 (Hawaiian Drowned Reefs (HDR)) * Basis: MMA Valour * Method/Device: Benthic Portable Remotely Operated Drill (PROD5) * Comment: IGSN: IBCR0389EH26101. Spatial reference system (SRS): 4326. Comment: LAT water depth: 339.1. Borehole terminated due to port call
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).
Status:
Curation Level: Enhanced curation (CurationLevelC)
Size:
93 data points

Data

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


Event

Sample label

LL [m]

CL [m]

Top [mbsf]

Bot [mbsf]

Top [mcd]

Bot [mcd]

Prop IGSN
10 
Comment
389-M0105A 389-M0105A-1R-10.310.310.000.310.000.31IBCR0389ESO25A1IWRH@ 1 and 3cm
389-M0105A389-M0105A-4R-10.260.267.437.697.437.69IBCR0389ESP25A1
389-M0105A389-M0105A-6R-10.160.1612.9513.1112.9513.11IBCR0389ESQ25A1Date and aDNA@9-10cm 5+5cc
389-M0105A389-M0105A-7R-10.460.4614.7115.1714.7115.17IBCR0389ESR25A1Date + aDNA@25-26cm 2+2cc
389-M0105A389-M0105A-8R-10.140.1415.3215.4615.3215.46IBCR0389ES035A1
389-M0105A389-M0105A-9R-11.151.1518.1219.2718.1219.27IBCR0389ES335A1
389-M0105A389-M0105A-10R-11.251.2520.9422.1920.9422.19IBCR0389ES435A1
389-M0105A389-M0105A-11R-11.421.4222.1623.5822.1623.58IBCR0389ES535A1PAL@140-142 30cc
389-M0105A389-M0105A-12R-10.410.4123.6924.1023.6924.10IBCR0389ESC35A1
389-M0105A389-M0105A-13R-11.511.5124.1925.7024.1925.70IBCR0389ESD35A1!CRYSTALS!
389-M0105A389-M0105A-14R-10.560.5625.5826.1425.5826.14IBCR0389ESE35A1