Köseoğlu, Denizcan; Belt, Simon T; Husum, Katrine; Knies, Jochen (2018): Organic biomarkers and derived sea ice concentrations in sediment core NP05-11-70GC [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.891101, In supplement to: Köseoğlu, D et al. (2018): An assessment of biomarker-based multivariate classification methods versus the PIP25 index for paleo Arctic sea ice reconstruction. Organic Geochemistry, 125, 82-94, https://doi.org/10.1016/j.orggeochem.2018.08.014
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Coverage:
Latitude: 78.400000 * Longitude: 32.420000
Minimum DEPTH, sediment/rock: 0.105 m * Maximum DEPTH, sediment/rock: 1.335 m
Event(s):
NP05-11-70GC * Latitude: 78.400000 * Longitude: 32.420000 * Elevation: -293.0 m * Recovery: 2.45 m * Location: Barents Sea * Campaign: NP05-11 (Norwegian Polar Institute GEO-cruise 2005) * Method/Device: Gravity corer (GC)
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | DEPTH, sediment/rock | Depth sed | m | Köseoğlu, Denizcan | Geocode | |
| 2 | AGE | Age | ka BP | Köseoğlu, Denizcan | Geocode | |
| 3 | 2,6,10,14-Tetramethyl-7-(3-methylpent-4-enyl)pentadecane per unit sediment mass | IP25/sed | ng/g | Köseoğlu, Denizcan | I | |
| 4 | Highly branched isoprenoids per unit sediment mass | HBIs/sed | ng/g | Köseoğlu, Denizcan | II | |
| 5 | Highly branched isoprenoids per unit sediment mass | HBIs/sed | ng/g | Köseoğlu, Denizcan | III | |
| 6 | Highly branched isoprenoids per unit sediment mass | HBIs/sed | ng/g | Köseoğlu, Denizcan | IV | |
| 7 | Phytoplankton biomarker C25 HBI (Z) triene IP25 index | P(III)IP25 | Köseoğlu, Denizcan | c=0.63 | ||
| 8 | Sea ice concentration | Sea ice conc | % | Köseoğlu, Denizcan | Spring sea ice conc, PIP25-derived | |
| 9 | Sea ice type | Sea ice type | Köseoğlu, Denizcan | Classification tree (CT) model |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
329 data points
Data
| 1 Depth sed [m] | 2 Age [ka BP] | 3 IP25/sed [ng/g] (I) | 4 HBIs/sed [ng/g] (II) | 5 HBIs/sed [ng/g] (III) | 6 HBIs/sed [ng/g] (IV) | 7 P(III)IP25 (c=0.63) | 8 Sea ice conc [%] (Spring sea ice conc, PIP25-de...) | 9 Sea ice type |
|---|---|---|---|---|---|---|---|---|
| 0.105 | 0.000 | 5.74 | 30.08 | 0.93 | 0.48 | 0.91 | 78.4 | Extensive |
| 0.135 | 0.179 | 7.15 | 43.23 | 1.12 | 0.68 | 0.91 | 78.6 | Extensive |
| 0.165 | 0.358 | 5.81 | 26.05 | 0.77 | 0.48 | 0.92 | 79.8 | Extensive |
| 0.195 | 0.538 | 6.65 | 39.63 | 0.89 | 0.50 | 0.92 | 79.7 | Extensive |
| 0.215 | 0.657 | 3.98 | 24.85 | 0.93 | 0.52 | 0.87 | 75.0 | Extensive |
| 0.225 | 0.717 | 5.60 | 31.96 | 1.03 | 0.59 | 0.90 | 77.3 | Extensive |
| 0.255 | 0.896 | 5.13 | 31.00 | 0.88 | 0.46 | 0.90 | 77.8 | Extensive |
| 0.285 | 1.075 | 5.30 | 33.74 | 1.14 | 0.72 | 0.88 | 75.8 | Extensive |
| 0.315 | 1.254 | 6.81 | 43.73 | 1.00 | 0.53 | 0.92 | 79.1 | Extensive |
| 0.345 | 1.433 | 6.19 | 41.03 | 1.27 | 0.66 | 0.89 | 76.3 | Extensive |
| 0.375 | 1.613 | 5.14 | 29.09 | 0.76 | 0.36 | 0.92 | 79.1 | Extensive |
| 0.405 | 1.792 | 2.52 | 16.43 | 0.53 | 0.33 | 0.88 | 76.1 | Extensive |
| 0.425 | 1.911 | 2.73 | 16.42 | 0.87 | 0.44 | 0.83 | 71.4 | Extensive |
| 0.435 | 1.971 | 5.06 | 38.19 | 1.74 | 0.89 | 0.82 | 70.4 | Extensive |
| 0.465 | 2.150 | 5.35 | 39.96 | 1.83 | 0.94 | 0.82 | 70.4 | Extensive |
| 0.495 | 2.329 | 4.18 | 37.95 | 1.35 | 0.74 | 0.83 | 71.1 | Extensive |
| 0.525 | 2.658 | 4.57 | 34.42 | 1.74 | 0.96 | 0.81 | 68.9 | Extensive |
| 0.555 | 3.060 | 3.97 | 33.12 | 1.84 | 1.00 | 0.77 | 65.9 | Extensive |
| 0.585 | 3.463 | 3.87 | 36.88 | 2.03 | 1.02 | 0.75 | 63.8 | Extensive |
| 0.615 | 3.866 | 3.17 | 35.19 | 1.90 | 1.04 | 0.73 | 61.4 | Extensive |
| 0.635 | 4.134 | 2.95 | 29.93 | 2.21 | 1.19 | 0.68 | 57.0 | Extensive |
| 0.645 | 4.269 | 2.86 | 22.09 | 1.61 | 0.90 | 0.74 | 62.5 | Extensive |
| 0.675 | 4.672 | 3.08 | 32.70 | 2.06 | 1.30 | 0.70 | 59.3 | Extensive |
| 0.705 | 5.074 | 2.11 | 26.71 | 1.95 | 1.13 | 0.63 | 52.6 | Extensive |
| 0.735 | 5.477 | 2.26 | 28.36 | 2.21 | 1.14 | 0.62 | 51.4 | Extensive |
| 0.765 | 5.880 | 2.32 | 32.54 | 1.86 | 0.84 | 0.66 | 55.6 | Extensive |
| 0.795 | 6.283 | 2.69 | 25.38 | 3.29 | 1.63 | 0.56 | 46.3 | Intermediate |
| 0.825 | 6.526 | 1.82 | 21.83 | 3.45 | 1.75 | 0.45 | 36.0 | Intermediate |
| 0.845 | 6.635 | 1.40 | 14.36 | 3.57 | 1.83 | 0.38 | 29.4 | Intermediate |
| 0.855 | 6.690 | 1.82 | 18.31 | 3.87 | 1.94 | 0.43 | 33.5 | Intermediate |
| 0.885 | 6.853 | 1.64 | 20.46 | 3.96 | 1.97 | 0.40 | 30.6 | Intermediate |
| 0.915 | 7.017 | 1.58 | 18.09 | 3.92 | 1.85 | 0.39 | 30.0 | Intermediate |
| 0.945 | 7.181 | 1.85 | 17.76 | 4.66 | 1.97 | 0.39 | 29.7 | Intermediate |
| 0.975 | 7.344 | 1.45 | 14.16 | 4.63 | 2.16 | 0.33 | 24.5 | Intermediate |
| 1.005 | 7.508 | 2.34 | 21.16 | 4.91 | 2.24 | 0.43 | 33.8 | Intermediate |
| 1.035 | 7.672 | 1.38 | 15.16 | 4.34 | 2.40 | 0.33 | 24.8 | Intermediate |
| 1.065 | 7.835 | 1.65 | 14.58 | 4.98 | 2.53 | 0.34 | 25.7 | Intermediate |
| 1.095 | 7.999 | 2.26 | 20.16 | 5.47 | 2.91 | 0.40 | 30.5 | Intermediate |
| 1.125 | 8.162 | 2.30 | 19.34 | 4.13 | 2.23 | 0.47 | 37.4 | Intermediate |
| 1.155 | 8.326 | 2.10 | 24.34 | 5.86 | 3.05 | 0.36 | 27.4 | Intermediate |
| 1.185 | 8.490 | 1.74 | 17.30 | 4.85 | 2.26 | 0.36 | 27.5 | Intermediate |
| 1.215 | 8.653 | 1.27 | 12.47 | 6.49 | 3.31 | 0.24 | 15.7 | Intermediate |
| 1.245 | 8.817 | 1.41 | 12.45 | 12.99 | 6.05 | 0.15 | 7.3 | Marginal |
| 1.265 | 8.926 | 0.85 | 8.13 | 15.35 | 7.77 | 0.08 | 1.1 | Marginal |
| 1.275 | 8.981 | 1.16 | 11.61 | 17.80 | 9.35 | 0.09 | 2.3 | Marginal |
| 1.305 | 9.144 | 1.44 | 10.20 | 7.87 | 4.51 | 0.23 | 14.6 | Intermediate |
| 1.335 | 9.308 | 1.04 | 13.73 | 14.16 | 7.22 | 0.10 | 3.3 | Marginal |