Ai, Xuyuan E; Studer, Anja S; Sigman, Daniel M; Martínez-García, Alfredo; François, Fripiat; Thöle, Lena M; Michel, Elisabeth; Gottschalk, Julia; Arnold, Laura; Moretti, Simone; Schmitt, Mareike; Oleynik, Sergey; Jaccard, Samuel L; Haug, Gerald H (2021): Mean nitrogen isotopes of sediment cores MD12-3394 and MD11-3353 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.931030, In: Ai, XE et al. (2021): Diatom-bound nitrogen isotope and TEX86L-SST records of MD12-3394 and MD11-3353 [dataset bundled publication]. PANGAEA, https://doi.org/10.1594/PANGAEA.931028
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Funding:
Swiss National Science Foundation (SNF), grant/award no. 144811: SeaO2 - Past changes in Southern Ocean overturning circulation - implications for the partitioning of carbon and oxygen between the ocean and the atmosphere
Swiss National Science Foundation (SNF), grant/award no. 145695: Late Pleistocene evolution of nutrient cycling in the subarctic Pacific and Southern Ocean inferred from diatom-bound nitrogen isotopes
Swiss National Science Foundation (SNF), grant/award no. 168625: Southern Ocean Paleoceanography and glacial-interglacial changes in the efficiency of the biological pump
Swiss National Science Foundation (SNF), grant/award no. 172915: SeaO2 - Past changes in Southern Ocean overturning circulation - implications for the partitioning of carbon and oxygen between the ocean and the atmosphere
Coverage:
Median Latitude: -49.475000 * Median Longitude: 66.484000 * South-bound Latitude: -50.567000 * West-bound Longitude: 64.583000 * North-bound Latitude: -48.383000 * East-bound Longitude: 68.385000
Date/Time Start: 2011-01-30T00:00:00 * Date/Time End: 2011-01-30T00:00:00
Minimum Elevation: -2320.0 m * Maximum Elevation: -1568.0 m
Event(s):
MD11-3353 * Latitude: -50.567000 * Longitude: 68.385000 * Date/Time: 2011-01-30T00:00:00 * Elevation: -1568.0 m * Campaign: MD185 (INDIEN SUD 2) * Basis: Marion Dufresne (1995) * Method/Device: Calypso Corer II (CALYPSO2)
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | AGE | Age | ka BP | Ai, Xuyuan E | Geocode | |
| 2 | δ15N, diatom-bound organic matter | δ15N DB | ‰ air | Ai, Xuyuan E | mean | |
| 3 | δ15N, diatom-bound organic matter, standard deviation | δ15N DB std dev | ± | Ai, Xuyuan E | calculated, 1 sigma | mean |
| 4 | δ15N, diatom-bound organic matter, offset | δ15N DB offset | ‰ air | Ai, Xuyuan E | mean |
License:
Creative Commons Attribution 4.0 International (CC-BY-4.0)
Status:
Curation Level: Enhanced curation (CurationLevelC)
Size:
927 data points
Data
| 1 Age [ka BP] | 2 δ15N DB [‰ air] | 3 δ15N DB std dev [±] | 4 δ15N DB offset [‰ air] |
|---|---|---|---|
| 1.0 | 2.41 | 0.48 | -0.63 |
| 1.5 | 2.68 | 0.32 | -0.40 |
| 2.0 | 2.78 | 0.26 | -0.28 |
| 2.5 | 2.82 | 0.26 | -0.13 |
| 3.0 | 2.86 | 0.27 | -0.25 |
| 3.5 | 2.95 | 0.27 | -0.11 |
| 4.0 | 3.02 | 0.29 | -0.11 |
| 4.5 | 3.11 | 0.27 | 0.24 |
| 5.0 | 3.19 | 0.27 | 0.08 |
| 5.5 | 3.23 | 0.27 | 0.30 |
| 6.0 | 3.32 | 0.31 | 0.41 |
| 6.5 | 3.43 | 0.29 | 0.44 |
| 7.0 | 3.50 | 0.28 | 0.30 |
| 7.5 | 3.56 | 0.28 | 0.49 |
| 8.0 | 3.61 | 0.27 | 0.48 |
| 8.5 | 3.60 | 0.30 | 0.61 |
| 9.0 | 3.70 | 0.29 | 0.69 |
| 9.5 | 3.77 | 0.23 | 0.89 |
| 10.0 | 3.81 | 0.25 | 0.98 |
| 10.5 | 3.90 | 0.31 | 1.02 |
| 11.0 | 4.00 | 0.34 | 1.17 |
| 11.5 | 4.11 | 0.32 | 1.42 |
| 12.0 | 4.24 | 0.30 | 1.08 |
| 12.5 | 4.32 | 0.27 | 0.56 |
| 13.0 | 4.36 | 0.28 | 0.36 |
| 13.5 | 4.37 | 0.30 | 0.43 |
| 14.0 | 4.39 | 0.31 | 0.36 |
| 14.5 | 4.48 | 0.31 | 0.75 |
| 15.0 | 4.61 | 0.35 | 0.98 |
| 15.5 | 4.86 | 0.44 | 0.81 |
| 16.0 | 5.07 | 0.42 | 0.75 |
| 16.5 | 5.23 | 0.42 | 0.58 |
| 17.0 | 5.35 | 0.36 | 0.44 |
| 17.5 | 5.39 | 0.32 | 0.21 |
| 18.0 | 5.41 | 0.32 | -0.19 |
| 18.5 | 5.44 | 0.32 | -0.21 |
| 19.0 | 5.39 | 0.31 | -0.29 |
| 19.5 | 5.41 | 0.34 | -0.41 |
| 20.0 | 5.41 | 0.35 | -0.41 |
| 20.5 | 5.38 | 0.34 | -0.41 |
| 21.0 | 5.42 | 0.35 | -0.51 |
| 21.5 | 5.44 | 0.36 | -0.56 |
| 22.0 | 5.47 | 0.33 | -0.50 |
| 22.5 | 5.49 | 0.30 | -0.45 |
| 23.0 | 5.51 | 0.33 | -0.47 |
| 23.5 | 5.54 | 0.34 | -0.14 |
| 24.0 | 5.57 | 0.32 | -0.20 |
| 24.5 | 5.55 | 0.34 | -0.43 |
| 25.0 | 5.59 | 0.35 | -0.50 |
| 25.5 | 5.67 | 0.36 | -0.22 |
| 26.0 | 5.71 | 0.35 | -0.33 |
| 26.5 | 5.72 | 0.35 | -0.21 |
| 27.0 | 5.72 | 0.34 | -0.25 |
| 27.5 | 5.74 | 0.32 | -0.01 |
| 28.0 | 5.73 | 0.32 | 0.09 |
| 28.5 | 5.75 | 0.32 | -0.16 |
| 29.0 | 5.68 | 0.30 | 0.07 |
| 29.5 | 5.60 | 0.30 | 0.08 |
| 30.0 | 5.57 | 0.29 | -0.16 |
| 30.5 | 5.61 | 0.29 | -0.25 |
| 31.0 | 5.66 | 0.30 | -0.15 |
| 31.5 | 5.69 | 0.30 | -0.11 |
| 32.0 | 5.67 | 0.28 | 0.16 |
| 32.5 | 5.69 | 0.29 | 0.15 |
| 33.0 | 5.66 | 0.27 | -0.20 |
| 33.5 | 5.60 | 0.26 | 0.14 |
| 34.0 | 5.52 | 0.27 | -0.23 |
| 34.5 | 5.45 | 0.28 | -0.26 |
| 35.0 | 5.36 | 0.28 | 0.01 |
| 35.5 | 5.25 | 0.27 | -0.17 |
| 36.0 | 5.21 | 0.27 | -0.30 |
| 36.5 | 5.16 | 0.26 | -0.35 |
| 37.0 | 5.12 | 0.25 | -0.24 |
| 37.5 | 5.15 | 0.27 | -0.12 |
| 38.0 | 5.15 | 0.25 | 0.23 |
| 38.5 | 5.20 | 0.26 | 0.25 |
| 39.0 | 5.22 | 0.23 | 0.33 |
| 39.5 | 5.29 | 0.25 | -0.24 |
| 40.0 | 5.35 | 0.24 | -0.04 |
| 40.5 | 5.36 | 0.23 | -0.22 |
| 41.0 | 5.37 | 0.23 | -0.02 |
| 41.5 | 5.41 | 0.23 | 0.08 |
| 42.0 | 5.40 | 0.23 | -0.18 |
| 42.5 | 5.39 | 0.23 | 0.09 |
| 43.0 | 5.45 | 0.22 | 0.29 |
| 43.5 | 5.39 | 0.24 | 0.16 |
| 44.0 | 5.32 | 0.23 | -0.10 |
| 44.5 | 5.26 | 0.27 | -0.20 |
| 45.0 | 5.16 | 0.27 | -0.07 |
| 45.5 | 5.15 | 0.25 | 0.19 |
| 46.0 | 5.08 | 0.27 | 0.39 |
| 46.5 | 5.16 | 0.28 | 0.57 |
| 47.0 | 5.32 | 0.32 | 0.50 |
| 47.5 | 5.46 | 0.31 | 0.57 |
| 48.0 | 5.64 | 0.37 | 0.61 |
| 48.5 | 5.74 | 0.34 | 0.54 |
| 49.0 | 5.86 | 0.34 | 0.61 |
| 49.5 | 6.04 | 0.30 | 0.82 |
| 50.0 | 6.05 | 0.29 | 0.89 |
| 50.5 | 6.02 | 0.30 | 0.80 |
| 51.0 | 5.93 | 0.30 | 0.81 |
| 51.5 | 5.74 | 0.30 | 0.68 |
| 52.0 | 5.71 | 0.25 | 0.88 |
| 52.5 | 5.67 | 0.24 | 0.79 |
| 53.0 | 5.71 | 0.22 | 0.83 |
| 53.5 | 5.76 | 0.21 | 1.06 |
| 54.0 | 5.79 | 0.25 | 0.97 |
| 54.5 | 5.79 | 0.24 | 0.85 |
| 55.0 | 5.76 | 0.27 | 0.79 |
| 55.5 | 5.71 | 0.29 | 0.63 |
| 56.0 | 5.56 | 0.32 | 0.20 |
| 56.5 | 5.46 | 0.30 | 0.37 |
| 57.0 | 5.26 | 0.32 | 0.35 |
| 57.5 | 5.13 | 0.30 | 0.23 |
| 58.0 | 4.93 | 0.29 | 0.05 |
| 58.5 | 4.76 | 0.27 | 0.18 |
| 59.0 | 4.69 | 0.26 | 0.07 |
| 59.5 | 4.68 | 0.29 | -0.07 |
| 60.0 | 4.73 | 0.29 | -0.09 |
| 60.5 | 4.82 | 0.31 | -0.12 |
| 61.0 | 4.88 | 0.30 | -0.13 |
| 61.5 | 4.86 | 0.27 | -0.28 |
| 62.0 | 4.82 | 0.24 | -0.44 |
| 62.5 | 4.77 | 0.26 | -0.60 |
| 63.0 | 4.72 | 0.25 | -0.84 |
| 63.5 | 4.64 | 0.22 | -0.93 |
| 64.0 | 4.57 | 0.23 | -0.69 |
| 64.5 | 4.57 | 0.24 | -0.94 |
| 65.0 | 4.63 | 0.26 | -0.87 |
| 65.5 | 4.70 | 0.30 | -0.87 |
| 66.0 | 4.76 | 0.29 | -0.91 |
| 66.5 | 4.85 | 0.30 | -0.79 |
| 67.0 | 4.91 | 0.28 | -0.70 |
| 67.5 | 4.93 | 0.28 | -0.82 |
| 68.0 | 4.90 | 0.26 | -0.75 |
| 68.5 | 4.84 | 0.27 | -0.55 |
| 69.0 | 4.82 | 0.26 | -0.76 |
| 69.5 | 4.80 | 0.28 | -0.72 |
| 70.0 | 4.86 | 0.28 | -0.42 |
| 70.5 | 4.89 | 0.26 | -0.13 |
| 71.0 | 4.92 | 0.27 | 0.15 |
| 71.5 | 4.91 | 0.27 | -0.04 |
| 72.0 | 4.85 | 0.29 | -0.10 |
| 72.5 | 4.84 | 0.29 | -0.51 |
| 73.0 | 4.76 | 0.26 | -0.39 |
| 73.5 | 4.66 | 0.25 | -0.29 |
| 74.0 | 4.66 | 0.22 | -0.05 |
| 74.5 | 4.63 | 0.25 | 0.13 |
| 75.0 | 4.63 | 0.23 | -0.02 |
| 75.5 | 4.60 | 0.24 | -0.16 |
| 76.0 | 4.60 | 0.24 | -0.40 |
| 76.5 | 4.55 | 0.27 | -0.53 |
| 77.0 | 4.54 | 0.23 | -0.26 |
| 77.5 | 4.50 | 0.27 | -0.19 |
| 78.0 | 4.42 | 0.26 | -0.33 |
| 78.5 | 4.41 | 0.27 | -0.30 |
| 79.0 | 4.38 | 0.29 | -0.20 |
| 79.5 | 4.29 | 0.31 | -0.19 |
| 80.0 | 4.27 | 0.31 | -0.07 |
| 80.5 | 4.17 | 0.33 | -0.17 |
| 81.0 | 4.12 | 0.31 | 0.03 |
| 81.5 | 3.98 | 0.33 | -0.13 |
| 82.0 | 3.98 | 0.30 | -0.16 |
| 82.5 | 3.96 | 0.36 | 0.14 |
| 83.0 | 3.99 | 0.33 | 0.15 |
| 83.5 | 4.10 | 0.33 | 0.30 |
| 84.0 | 4.19 | 0.37 | 0.28 |
| 84.5 | 4.19 | 0.38 | 0.17 |
| 85.0 | 4.21 | 0.39 | -0.04 |
| 85.5 | 4.32 | 0.35 | -0.01 |
| 86.0 | 4.42 | 0.31 | -0.05 |
| 86.5 | 4.54 | 0.28 | -0.04 |
| 87.0 | 4.54 | 0.34 | -0.11 |
| 87.5 | 4.55 | 0.35 | -0.40 |
| 88.0 | 4.56 | 0.32 | -0.33 |
| 88.5 | 4.58 | 0.32 | -0.34 |
| 89.0 | 4.51 | 0.31 | -0.20 |
| 89.5 | 4.46 | 0.28 | -0.15 |
| 90.0 | 4.44 | 0.25 | -0.18 |
| 90.5 | 4.42 | 0.25 | -0.23 |
| 91.0 | 4.38 | 0.24 | -0.19 |
| 91.5 | 4.39 | 0.24 | -0.18 |
| 92.0 | 4.40 | 0.24 | -0.23 |
| 92.5 | 4.39 | 0.24 | -0.04 |
| 93.0 | 4.41 | 0.25 | 0.07 |
| 93.5 | 4.40 | 0.25 | 0.11 |
| 94.0 | 4.36 | 0.25 | 0.21 |
| 94.5 | 4.33 | 0.26 | 0.13 |
| 95.0 | 4.29 | 0.26 | 0.08 |
| 95.5 | 4.24 | 0.25 | -0.14 |
| 96.0 | 4.19 | 0.24 | -0.12 |
| 96.5 | 4.20 | 0.24 | -0.11 |
| 97.0 | 4.20 | 0.23 | -0.04 |
| 97.5 | 4.24 | 0.24 | 0.02 |
| 98.0 | 4.26 | 0.23 | -0.10 |
| 98.5 | 4.28 | 0.24 | 0.04 |
| 99.0 | 4.26 | 0.25 | 0.03 |
| 99.5 | 4.20 | 0.26 | -0.06 |
| 100.0 | 4.17 | 0.26 | -0.10 |
| 100.5 | 4.09 | 0.28 | -0.11 |
| 101.0 | 4.00 | 0.30 | -0.13 |
| 101.5 | 3.92 | 0.29 | -0.02 |
| 102.0 | 3.85 | 0.30 | -0.19 |
| 102.5 | 3.80 | 0.31 | -0.35 |
| 103.0 | 3.69 | 0.33 | -0.60 |
| 103.5 | 3.63 | 0.27 | -1.18 |
| 104.0 | 3.59 | 0.25 | -1.06 |
| 104.5 | 3.61 | 0.25 | -0.92 |
| 105.0 | 3.64 | 0.29 | -0.73 |
| 105.5 | 3.65 | 0.27 | -0.81 |
| 106.0 | 3.71 | 0.25 | -0.60 |
| 106.5 | 3.75 | 0.24 | -0.35 |
| 107.0 | 3.77 | 0.23 | -0.49 |
| 107.5 | 3.77 | 0.22 | -0.64 |
| 108.0 | 3.74 | 0.23 | -1.03 |
| 108.5 | 3.73 | 0.25 | -1.46 |
| 109.0 | 3.70 | 0.28 | -1.41 |
| 109.5 | 3.66 | 0.32 | -1.33 |
| 110.0 | 3.59 | 0.31 | -1.39 |
| 110.5 | 3.58 | 0.34 | -1.20 |
| 111.0 | 3.48 | 0.35 | -1.36 |
| 111.5 | 3.46 | 0.33 | -1.39 |
| 112.0 | 3.45 | 0.33 | -1.33 |
| 112.5 | 3.41 | 0.34 | -1.33 |
| 113.0 | 3.30 | 0.36 | -1.42 |
| 113.5 | 3.16 | 0.38 | -1.53 |
| 114.0 | 3.06 | 0.43 | -1.43 |
| 114.5 | 2.87 | 0.37 | -1.39 |
| 115.0 | 2.77 | 0.41 | -1.46 |
| 115.5 | 2.67 | 0.40 | -1.36 |
| 116.0 | 2.59 | 0.40 | -1.37 |
| 116.5 | 2.59 | 0.37 | -1.21 |
| 117.0 | 2.59 | 0.35 | -1.02 |
| 117.5 | 2.56 | 0.35 | -0.85 |
| 118.0 | 2.57 | 0.31 | -0.90 |
| 118.5 | 2.59 | 0.27 | -0.52 |
| 119.0 | 2.59 | 0.27 | -0.44 |
| 119.5 | 2.62 | 0.30 | -0.38 |
| 120.0 | 2.65 | 0.31 | -0.29 |
| 120.5 | 2.67 | 0.33 | -0.25 |
| 121.0 | 2.68 | 0.33 | -0.22 |
| 121.5 | 2.70 | 0.32 | -0.14 |
| 122.0 | 2.72 | 0.31 | -0.12 |
| 122.5 | 2.75 | 0.32 | 0.01 |
| 123.0 | 2.78 | 0.31 | 0.13 |
| 123.5 | 2.82 | 0.31 | 0.02 |
| 124.0 | 2.87 | 0.31 | 0.23 |
| 124.5 | 2.94 | 0.34 | 0.37 |
| 125.0 | 3.07 | 0.38 | 0.45 |
| 125.5 | 3.19 | 0.42 | 0.45 |
| 126.0 | 3.31 | 0.34 | 0.59 |
| 126.5 | 3.44 | 0.33 | 0.60 |
| 127.0 | 3.52 | 0.40 | 0.96 |
| 127.5 | 3.73 | 0.49 | 1.33 |
| 128.0 | 3.99 | 0.52 | 1.84 |
| 128.5 | 4.26 | 0.52 | 2.22 |
| 129.0 | 4.41 | 0.51 | 2.34 |
| 129.5 | 4.60 | 0.58 | 2.44 |
| 130.0 | 4.78 | 0.59 | 2.57 |
| 130.5 | 5.06 | 0.55 | 2.68 |
| 131.0 | 5.30 | 0.54 | 2.59 |
| 131.5 | 5.51 | 0.51 | 2.57 |
| 132.0 | 5.63 | 0.41 | 2.32 |
| 132.5 | 5.82 | 0.41 | 2.20 |
| 133.0 | 5.94 | 0.37 | 2.03 |
| 133.5 | 6.02 | 0.34 | 1.87 |
| 134.0 | 6.09 | 0.28 | 1.79 |
| 134.5 | 6.15 | 0.27 | 1.50 |
| 135.0 | 6.19 | 0.27 | 1.21 |
| 135.5 | 6.22 | 0.28 | 0.87 |
| 136.0 | 6.21 | 0.28 | 0.79 |
| 136.5 | 6.17 | 0.29 | 0.55 |
| 137.0 | 6.13 | 0.33 | 0.43 |
| 137.5 | 6.03 | 0.32 | 0.21 |
| 138.0 | 5.85 | 0.32 | 0.04 |
| 138.5 | 5.72 | 0.31 | -0.17 |
| 139.0 | 5.68 | 0.29 | -0.36 |
| 139.5 | 5.64 | 0.29 | -0.31 |
| 140.0 | 5.63 | 0.26 | -0.23 |
| 140.5 | 5.62 | 0.27 | -0.20 |
| 141.0 | 5.64 | 0.28 | -0.19 |
| 141.5 | 5.66 | 0.31 | -0.12 |
| 142.0 | 5.66 | 0.33 | -0.06 |
| 142.5 | 5.69 | 0.33 | -0.05 |
| 143.0 | 5.77 | 0.36 | 0.09 |
| 143.5 | 5.86 | 0.37 | 0.28 |
| 144.0 | 5.93 | 0.39 | 0.24 |
| 144.5 | 5.94 | 0.39 | 0.38 |
| 145.0 | 5.98 | 0.38 | 0.40 |
| 145.5 | 6.03 | 0.39 | 0.43 |
| 146.0 | 6.08 | 0.37 | 0.40 |
| 146.5 | 6.04 | 0.35 | 0.40 |
| 147.0 | 6.03 | 0.32 | 0.44 |
| 147.5 | 6.03 | 0.32 | 0.32 |
| 148.0 | 6.05 | 0.32 | 0.60 |
| 148.5 | 6.07 | 0.32 | 0.58 |
| 149.0 | 6.07 | 0.30 | 0.59 |
| 149.5 | 6.06 | 0.29 | 0.67 |
| 150.0 | 6.03 | 0.29 | 0.68 |
| 150.5 | 6.00 | 0.28 | 0.61 |
| 151.0 | 5.98 | 0.28 | 0.61 |
| 151.5 | 5.94 | 0.28 | 0.57 |
| 152.0 | 5.89 | 0.28 | 0.56 |
| 152.5 | 5.86 | 0.30 | 0.41 |
| 153.0 | 5.84 | 0.33 | 0.33 |
| 153.5 | 5.84 | 0.36 | 0.34 |
| 154.0 | 5.84 | 0.40 | 0.31 |
| 154.5 | 5.85 | 0.45 | 0.32 |
| 155.0 | 5.85 | 0.54 | 0.19 |