Maddison, Eleanor J; Pike, Jennifer; Dunbar, Robert G (2012): (Table 3) Lamina types, thickness and occurrence in sediment core MD03-2597 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.806334, In supplement to: Maddison, EJ et al. (2012): Seasonally laminated diatom-rich sediments from Dumont d'Urville Trough, East Antarctic Margin: Late-Holocene Neoglacial sea-ice conditions. The Holocene, 22(8), 857-875, https://doi.org/10.1177/0959683611434223
Always quote citation above when using data! You can download the citation in several formats below.
Coverage:
Latitude: -66.412300 * Longitude: 140.421000
Date/Time Start: 2003-02-05T13:04:00 * Date/Time End: 2003-02-05T13:04:00
Minimum Elevation: -1025.0 m * Maximum Elevation: -1025.0 m
Event(s):
MD03-2597 (MD032597) * Latitude: -66.412300 * Longitude: 140.421000 * Date/Time: 2003-02-05T13:04:00 * Elevation: -1025.0 m * Recovery: 58 m * Location: Southern Ocean * Campaign: MD130 (IMAGES X - CADO) * Basis: Marion Dufresne (1995) * Method/Device: Calypso Corer (CALYPSO)
Comment:
Slides were prepared in a beaker with a diameter of 10 cm and the area of the microscope field of view used during counting was 0.000356 cm. The Hyalochaete Chaetoceros spp. resting spore (CRS)-free count allows trends of less common, but ecologically important, species to be revealed.
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Lamina type | Lamina type | Maddison, Eleanor J | Scanning electron microscope (SEM) | ||
| 2 | Occurrence | Occur | # | Maddison, Eleanor J | Scanning electron microscope (SEM) | |
| 3 | Lamina, number | Lamina | # | Maddison, Eleanor J | Scanning electron microscope (SEM) | biogenic |
| 4 | Lamina, number | Lamina | # | Maddison, Eleanor J | Scanning electron microscope (SEM) | terrigeneous |
| 5 | Thickness | Thick | mm | Maddison, Eleanor J | Scanning electron microscope (SEM) | mean, of laminae |
| 6 | Standard deviation | Std dev | ± | Maddison, Eleanor J | Scanning electron microscope (SEM) | laminae thickness |
| 7 | Thickness | Thick | mm | Maddison, Eleanor J | Scanning electron microscope (SEM) | min |
| 8 | Thickness | Thick | mm | Maddison, Eleanor J | Scanning electron microscope (SEM) | max |
| 9 | Percentage | Perc | % | Maddison, Eleanor J | of analysed sediment |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
85 data points
Data
| 1 Lamina type | 2 Occur [#] | 3 Lamina [#] (biogenic) | 4 Lamina [#] (terrigeneous) | 5 Thick [mm] (mean, of laminae) | 6 Std dev [±] (laminae thickness) | 7 Thick [mm] (min) | 8 Thick [mm] (max) | 9 Perc [%] (of analysed sediment) |
|---|---|---|---|---|---|---|---|---|
| A1: Laminae characterized by CRS | 20 | 17 | 3 | 6.2 | 6.5 | 1.0 | 24.0 | 5.6 |
| A2: Laminae characterized by CRS and Fragilariopsis spp. | 65 | 57 | 8 | 7.9 | 5.8 | 0.8 | 26.0 | 23.3 |
| A3: Laminae characterized by Fragilariopsis spp. | 13 | 12 | 1 | 9.0 | 4.5 | 2.4 | 16.1 | 5.3 |
| B1: Laminae characterized by Rhizosolenia spp. and Corethron pennatum | 8 | 8 | 9.9 | 7.4 | 1.4 | 21.0 | 3.6 | |
| B2: Laminae characterized by Corethron pennatum | 11 | 11 | 6.8 | 7.2 | 0.8 | 25.7 | 3.4 | |
| B3: Laminae characterized by Rhizosolenia spp. | 9 | 7 | 2 | 8.2 | 4.3 | 1.8 | 14.4 | 3.3 |
| C: Mixed diatom assemblage laminae | 141 | 18 | 8.0 | 5.1 | 1.6 | 19.1 | 6.5 | |
| C: Mixed diatom assemblage laminae | 123 | 7.7 | 7.4 | 0.3 | 38.1 | 43.0 | ||
| D: Laminae characterized by Stellarima microtrias RS, Porosira glacialis RS and Coscinodiscus bouvet | 16 | 7 | 9 | 3.3 | 1.7 | 1.1 | 7.5 | 2.4 |
| E: Laminae characterized by Porosira glacialis RS | 35 | 6 | 29 | 2.2 | 1.4 | 0.5 | 5.9 | 3.5 |