Gottschalk, Julia; Skinner, Luke C; Misra, Sambuddha; Waelbroeck, Claire; Menviel, Laurie; Timmermann, Axel (2015): Changes in bottom water corrosiveness in the sub-Antarctic Atlantic during the last glacial period based on foraminifer fragmentation and assemblage variations [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.839863, In supplement to: Gottschalk, J et al. (2015): Abrupt changes in the southern extent of North Atlantic Deep Water during Dansgaard–Oeschger events. Nature Geoscience, 8(12), 950-954, https://doi.org/10.1038/ngeo2558
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Coverage:
Latitude: -44.153330 * Longitude: -14.228170
Minimum DEPTH, sediment/rock: 0.605 m * Maximum DEPTH, sediment/rock: 7.715 m
Event(s):
MD07-3076 (MD07-3076Q) * Latitude: -44.153330 * Longitude: -14.228170 * Elevation: -3770.0 m * Campaign: MD159 (IMAGES XV - Pachiderme) * Basis: Marion Dufresne (1995) * Method/Device: Calypso Square Core System (CASQS)
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | DEPTH, sediment/rock | Depth sed | m | Geocode | ||
| 2 | AGE | Age | ka BP | Geocode | ||
| 3 | Neogloboquadrina pachyderma sinistral | N. pachyderma s | % | Gottschalk, Julia | Counting >150 µm fraction | |
| 4 | Fragmentation index, planktic foraminifera | Fragm plankt foram | % | Gottschalk, Julia | ||
| 5 | Foraminifera, benthic/planktic ratio | Foram benth/plankt | Gottschalk, Julia | |||
| 6 | Foraminifera, per unit sediment mass | Foram/sed | #/g | Gottschalk, Julia | Counting >150 µm fraction | |
| 7 | Fragmentation | Fragm | Gottschalk, Julia | smoothed | normalized, smoothed by 3-point running average | |
| 8 | Foraminifera, benthic/planktic ratio | Foram benth/plankt | Gottschalk, Julia | smoothed | normalized, smoothed by 3-point running average | |
| 9 | Foraminifera, planktic abundance, normalized | Foram plankt norm | Gottschalk, Julia | smoothed | normalized, smoothed by 3-point running average | |
| 10 | Saturation index | SI | Gottschalk, Julia |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
2783 data points
Download Data
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