350 KYr Sea Level Reconstruction and Foraminifer Isotope Data --------------------------------------------------------------------- World Data Center for Paleoclimatology, Boulder and NOAA Paleoclimatology Program --------------------------------------------------------------------- NOTE: PLEASE CITE ORIGINAL REFERENCE WHEN USING THIS DATA!!!!! NAME OF DATA SET: 350 KYr Sea Level Reconstruction and Foraminifer Isotope Data LAST UPDATE: 3/2003 (Original Receipt by WDCA Paleo) CONTRIBUTOR: David Lea, University of California-Santa Barbara (at University of Cambridge 2002-2003) IGBP PAGES/WDCA CONTRIBUTION SERIES NUMBER: 2003-010 SUGGESTED DATA CITATION: Lea, D. W. et al., 2003, 350 KYr Sea Level Reconstruction and Foraminifer Isotope Data, IGBP PAGES/World Data Center A for Paleoclimatology Data Contribution Series #2003-010. NOAA/NGDC Paleoclimatology Program, Boulder CO, USA. ORIGINAL REFERENCE: Lea D. W., Martin P. A., Pak D. K., and Spero H. J., 2002, Reconstructing a 350 ky history of sea level using planktonic Mg/Ca and oxygen isotopic records from a Cocos Ridge core. Quat. Sci. Rev. 21(1-3), 283-293. doi:10.1016/S0277-3791(01)00081-6 ADDITIONAL REFERENCE: Lea D. W., Pak D. K., and Spero H. J., 2000. Climate impact of late Quaternary equatorial Pacific sea surface temperature variations. Science 289(5485), 1719-1724, 8 September 2000. FUNDING SOURCE: National Science Foundation (USA). GEOGRAPHIC REGION: Global; Equatorial Pacific PERIOD OF RECORD: 350 KYrBP - present DESCRIPTION: 350 KYr Sea Level Reconstruction based on foraminifer oxygen isotope and Mg/Ca data from the Equatorial Pacific. Core TR163-19, Cocos Ridge lat: 2°15.5'N long: 90°57.1'W 2348m water depth core site is NW flank of Cocos Ridge, collected in February 1975, core is 10.3m long, archived at University of Rhode Island. DATA: Note: Mg/Ca data published by Lea et al. 2000 is also available from the WDC Paleo at: ftp://ftp.ngdc.noaa.gov/paleo/contributions_by_author/lea2000/ Data Set 1: TR163-19 Uvigerina spp. d18O Variables and units: Age (ky), Depth (cm), Uvi O18 (per mil, V-PDB) Data precision: O18, ±0.06 per mil Chrono-strat info: conversion of core depth to age is based on radiocarbon age of core-top and correlation of the ruber O18 record to the planktonic SPECMAP normalized O18 curve (original, unadjusted time scale described in Lea et al., 2000). Age Depth Uvi O18 1 1 3.19 1.9 4 2.99 3.2 9 3.03 4.6 14 3.16 7.2 24 3.29 9.5 34 3.79 11.9 44 4 14.3 54 4.35 15.5 59 4.5 16.6 64 4.66 19 74 4.75 20.1 79 4.77 21.3 84 4.62 22.4 89 4.56 23.5 94 4.62 24.6 99 4.51 25.8 104 4.6 26.9 109 4.57 28 114 4.45 29.1 119 4.4 30.2 124 4.39 31.3 129 4.43 33.4 139 4.32 35.6 149 4.27 37.8 159 4.36 40 169 4.23 42.1 179 4.16 44.3 189 4.33 46.5 199 4.21 48.7 209 4.12 51 220 4.08 53 229 4.16 59 239 4.1 61.5 249 4.27 64 259 4.31 66.8 269 4.29 69.6 279 4.13 73.3 289 3.73 77.8 299 3.55 81.7 309 3.53 85 319 3.96 88 329 3.63 91 339 3.84 97 349 3.71 103.3 359 3.75 110 369 3.63 114 379 3.22 118 389 2.97 122 399 3.11 129.1 409 3.72 131.4 419 3.74 133.7 429 4.5 136 439 4.56 138.9 449 4.47 141.7 459 4.29 144.6 469 4.37 148 479 4.41 152 489 4.3 157.1 499 4.27 162.1 509 4.28 167.2 519 4.12 172 529 3.97 176 539 3.97 180 549 4.14 183.5 559 3.83 186.5 569 3.65 192 579 3.44 197.8 589 3.09 201.4 599 3.33 205 609 3.39 212.3 619 3.63 217.5 629 3.54 220.5 639 3.76 223.5 649 4.17 226.5 659 3.99 230.5 669 4.09 235.5 679 3.93 240 689 3.54 244 699 3.54 246 709 4.21 247.3 719 4.27 248.7 729 4.3 250 739 4.45 252.8 749 4.45 255.6 759 4.32 259.4 769 4.27 264.2 779 4.42 269 789 4.3 276.2 799 4.11 283.4 809 3.57 288.3 819 3.74 291 829 3.65 293.7 839 3.84 296.3 849 3.97 299 859 4.16 304.5 869 3.95 310 879 3.75 313 889 3.55 316 899 3.4 319 909 3.48 322 919 3.43 325 929 3.05 328 939 2.9 331 949 3.09 338 959 3.56 339.3 969 3.56 340.5 979 4.04 341.8 989 4.19 343 999 4.59 349 1009 4.61 355 1019 4.35 361 1029 4.41 Data Set 2: TR163-19 Sea Level Variables and units: Age (ky), O18w (per mil, V-SMOW), SL (mbsl) Data precision: (est.), O18w, ±0.18 per mil; SL, +21, -27 m O18w calculated from O18 and Mg/Ca-SST estimates on G. ruber; sea level change calculated from O18w assuming 0.01 per mil increase in O18w equates to a 1 msl drop Chrono-strat info: Age is based on adjustment of original SPECMAP time scale (Imbrie et al. 1984) by the observed offsets between d18Ocalcite and d18Owater at the terminations, which are: 2.5 ky at Term. I, 5 ky at Term. II, 3 ky at Term. III, and 3.5 ky at Term. IV. O18w calculated from Mg/Ca and O18cc of G. ruber, digitally filtered with a triangular filter and detrended. (described in Lea et al., 2002). Sea level based on 0.01‰ increase in O18w per msl drop. Age-adj O18w-df, detrend Sea Level 1.8 -0.06 6 3.2 -0.02 2 4.6 0.01 -1 6.0 -0.01 1 7.4 0.13 -13 8.8 0.31 -31 10.2 0.35 -35 11.6 0.50 -50 13.0 0.83 -83 14.5 0.91 -91 15.9 0.89 -89 17.3 1.11 -111 18.7 1.18 -118 20.1 1.09 -109 21.5 1.10 -110 22.7 1.01 -101 23.8 0.87 -87 25.0 0.83 -83 26.1 0.81 -81 27.3 0.73 -73 28.4 0.66 -66 29.6 0.63 -63 30.7 0.52 -52 31.8 0.50 -50 32.9 0.69 -69 34.0 0.97 -97 35.1 1.01 -101 36.2 0.80 -80 37.4 0.71 -71 38.5 0.67 -67 39.6 0.65 -65 40.7 0.67 -67 41.8 0.73 -73 42.9 0.86 -86 44.0 0.83 -83 45.1 0.65 -65 46.2 0.60 -60 47.3 0.69 -69 48.4 0.76 -76 49.5 0.78 -78 50.7 0.75 -75 51.8 0.79 -79 52.9 0.81 -81 54.2 0.69 -69 55.1 0.54 -54 56.2 0.55 -55 59.3 0.66 -66 62.4 0.74 -74 63.7 0.83 -83 65.0 0.80 -80 66.2 0.76 -76 67.5 0.81 -81 68.9 0.69 -69 70.3 0.47 -47 71.8 0.47 -47 73.2 0.51 -51 74.6 0.38 -38 76.9 0.19 -19 79.2 0.11 -11 81.5 0.14 -14 83.8 0.22 -22 85.5 0.34 -34 87.2 0.45 -45 88.9 0.42 -42 90.4 0.30 -30 92.0 0.29 -29 93.5 0.41 -41 95.0 0.42 -42 98.1 0.31 -31 101.1 0.22 -22 104.2 0.18 -18 107.6 0.20 -20 111.0 0.30 -30 114.4 0.31 -31 116.5 0.06 -6 118.5 0.00 0 120.6 0.09 -9 122.6 0.05 -5 124.7 0.01 -1 126.7 0.22 -22 132.8 0.63 -63 134.0 0.97 -97 135.1 1.20 -120 136.3 1.19 -119 137.3 1.00 -100 138.7 1.03 -103 139.8 1.24 -124 141.0 1.22 -122 142.4 0.89 -89 143.8 0.72 -72 145.2 0.81 -81 146.6 0.89 -89 148.0 0.91 -91 149.4 0.77 -77 150.8 0.63 -63 152.8 0.68 -68 154.7 0.80 -80 156.7 0.84 -84 159.2 0.87 -87 161.7 0.94 -94 164.2 0.87 -87 166.7 0.73 -73 168.7 0.57 -57 171.7 0.42 -42 174.2 0.32 -32 176.4 0.29 -29 178.3 0.30 -30 180.3 0.37 -37 182.3 0.49 -49 184.2 0.57 -57 186.2 0.56 -56 187.7 0.49 -49 189.2 0.42 -42 190.6 0.28 -28 192.1 0.10 -10 196.0 -0.03 3 199.9 -0.07 7 201.7 0.04 -4 203.5 0.27 -27 205.2 0.36 -36 207.0 0.35 -35 208.8 0.42 -42 212.4 0.36 -36 216.0 0.18 -18 219.6 0.13 -13 221.1 0.27 -27 222.6 0.45 -45 224.0 0.50 -50 225.5 0.46 -46 227.0 0.54 -54 228.5 0.56 -56 229.9 0.49 -49 231.4 0.61 -61 233.9 0.72 -72 236.3 0.54 -54 238.8 0.10 -10 241.2 -0.11 11 243.2 0.13 -13 245.1 0.60 -60 247.1 0.98 -98 248.4 1.07 -107 249.1 1.11 -111 249.7 1.06 -106 250.4 0.92 -92 251.0 0.89 -89 251.7 0.89 -89 252.3 0.88 -88 253.0 0.79 -79 254.1 0.62 -62 254.4 0.67 -67 255.8 0.76 -76 257.2 0.66 -66 258.6 0.56 -56 260.0 0.56 -56 262.4 0.73 -73 264.8 0.87 -87 267.3 0.82 -82 269.7 0.79 -79 272.1 0.81 -81 275.7 0.75 -75 279.3 0.68 -68 283.0 0.61 -61 286.6 0.47 -47 290.2 0.45 -45 291.5 0.60 -60 292.9 0.73 -73 294.2 0.72 -72 295.6 0.53 -53 296.9 0.36 -36 298.3 0.42 -42 299.6 0.53 -53 301.0 0.57 -57 302.3 0.68 -68 305.1 0.70 -70 307.8 0.62 -62 310.6 0.43 -43 313.3 0.17 -17 314.8 0.18 -18 316.3 0.30 -30 317.8 0.35 -35 319.3 0.29 -29 320.8 0.20 -20 322.3 0.23 -23 323.9 0.28 -28 325.4 0.24 -24 326.9 0.21 -21 328.4 0.27 -27 329.9 0.22 -22 331.4 0.15 -15 332.9 0.20 -20 334.4 0.20 -20 338.0 0.36 -36 341.5 0.81 -81 342.1 1.15 -115 342.8 1.17 -117 343.4 1.11 -111 344.0 1.06 -106 344.6 0.97 -97 345.3 1.05 -105 345.9 1.20 -120 346.5 1.15 -115 349.5 0.99 -99 352.5 0.92 -92 355.5 0.92 -92 358.5 0.80 -80 361.5 0.62 -62