Seasonal Subantarctic Planktonic Foraminiferal Flux Data ----------------------------------------------------------------------- World Data Center for Paleoclimatology, Boulder and NOAA Paleoclimatology Program ----------------------------------------------------------------------- NOTE: PLEASE CITE CONTRIBUTORS WHEN USING THIS DATA!!!!! NAME OF DATA SET: Seasonal Subantarctic Planktonic Foraminiferal Flux Data LAST UPDATE: 4/2003 (Original Receipt by WDC Paleo) CONTRIBUTORS: Alexandra King and William Howard IGBP PAGES/WDCA CONTRIBUTION SERIES NUMBER: 2003-022 SUGGESTED DATA CITATION: King, A.L. and W.R. Howard, 2003, Seasonal Subantarctic Planktonic Foraminiferal Flux Data, IGBP PAGES/World Data Center for Paleoclimatology Data Contribution Series # 2003-022. NOAA/NGDC Paleoclimatology Program, Boulder CO, USA. ORIGINAL REFERENCE: King, A.L. and W.R. Howard, 2003, Planktonic foraminiferal flux seasonality in Subantarctic sediment traps: A test for paleoclimate reconstructions, Paleoceanography 18(1), 1019, doi:10.1029/2002PA000839. GEOGRAPHIC REGION: Southern Ocean PERIOD OF RECORD: Modern DESCRIPTION: Sediment trap moorings were deployed between September 1997 and February 1998 at 47°S (central Subantarctic Zone), 51°S (Subantarctic Front), and at 54°S (Polar Frontal Zone). Moorings at 47°S were redeployed during the following year between 15th March 1998 and 5th February 1999. The dataset includes the foraminiferal counts for each sediment trap. Temperature estimates were derived from the total trap assemblage using the modern analog technique (MAT). These values are compared to observed temperatures (GOSTA and AVHRR). Core top foraminiferal counts are also included for several nearby core tops. ABSTRACT: Sediment trap moorings deployed during 1997 and 1998 in the Subantarctic to Polar Frontal regions of the Southern Ocean reveal distinct seasonality in foraminiferal flux. Foraminiferal assemblages vary between each site, yet major species exhibit very similar patterns of seasonal succession which can be associated with changes in mixed layer depth. Enhanced foraminiferal productivity is also associated with periods of high biogenic silica and particulate organic carbon flux. On a broader scale, foraminiferal assemblages are strongly delineated by temperature. Temperature estimates derived from the assemblages using the Modern Analog Technique (MAT) are mostly within 2.5°C of the satellite AVHRR temperatures observed during the deployment period. This indicates that core top sediments included in the MAT data base do reflect modern observed conditions at the sea-surface, providing a robust technique for estimating past temperature change from foraminiferal assemblages in Southern Ocean environments. DATA: 1. Sediment trap foraminfer counts Foraminiferal fluxes collected in 3 sediment traps at 47°S, 51°S and 54°S. Traps at 47°S were moored between September 1997 and February 1998. Other sites were moored between September 1997 and March 1998. Trap locations are as follows: SAZ 47: 46°45.6'S; 142°4.2'E; 1060 m & 3850 m (47_1000 and 47_3800) SAZ 51: 51°0.01'S; 141°44.3'E; 3080 m (51_3100) SAZ 54: 53°44.8'S; 141°45.5'E; 830 m & 1580 m (54_800 and 54_1500) 19 data columns, space-delimited, species as follows: O. universa G. ruber G. aeqilateralis G. calida G. bulloides G. falconensis G. quinqueloba N. pachyderma (s.) N. pachyderma (d.) N. dutertrei G. inflata G. truncatulinoides (s.) G. truncatulinoides (d.) G. hirsuta G. scitula G. glutinata G. uvula unidentified Total Foram Mooring Cup Time Time Sample split cup open cup close O.univ G.rub G.aeq G.cali G.bul G.falc G.qun N.pacs N.pacd N.dut G.inf G.trus G.trud G.hir G.scit G.glut G.uvul unident Total Foram 47_1000 1 21-Sep-97 23:00 30-Sep-97 11:00 0.1 0 0 0 0 57 2 2 1 4 0 15 10 0 0 15 5 0 1 112 47_1000 2 30-Sep-97 11:00 8-Oct-97 23:00 0.1 0 0 0 0 113 3 11 0 23 1 30 10 0 0 11 16 0 0 218 47_1000 3 8-Oct-97 23:00 17-Oct-97 11:00 0.1 1 0 0 0 172 9 24 9 117 0 93 28 0 3 8 44 0 0 508 47_1000 4 17-Oct-97 11:00 25-Oct-97 23:00 0.1 0 0 0 0 104 1 7 3 90 0 148 22 0 1 15 19 0 0 410 47_1000 5 25-Oct-97 23:00 3-Nov-97 11:00 0.1 1 0 0 0 20 0 1 3 29 0 34 18 0 0 16 15 0 0 137 47_1000 6 3-Nov-97 11:00 11-Nov-97 23:00 0.1 0 0 0 0 29 0 30 6 21 0 41 27 0 0 10 11 0 0 175 47_1000 7 11-Nov-97 23:00 20-Nov-97 11:00 0.1 0 0 0 0 13 0 4 1 6 0 9 4 0 0 4 4 0 0 45 47_1000 8 20-Nov-97 11:00 28-Nov-97 23:00 0.1 0 0 0 0 22 0 28 2 18 0 23 21 0 0 12 7 0 0 133 47_1000 9 28-Nov-97 23:00 7-Dec-97 11:00 0.1 1 0 0 0 20 0 25 6 10 2 6 9 0 0 2 2 0 0 83 47_1000 10 7-Dec-97 11:00 15-Dec-97 23:00 0.1 0 0 0 0 43 0 79 4 17 0 30 23 0 0 4 11 0 0 211 47_1000 11 15-Dec-97 23:00 24-Dec-97 11:00 0.1 38 0 0 0 80 1 70 23 47 0 40 41 2 0 6 7 0 0 355 47_1000 12 24-Dec-97 11:00 1-Jan-98 23:00 0.1 4 0 0 0 85 3 54 145 181 5 48 37 2 0 17 48 0 0 629 47_1000 13 1-Jan-98 23:00 6-Jan-98 5:00 0.1 0 0 0 0 33 4 2 40 127 0 38 29 1 0 6 39 0 0 319 47_1000 14 6-Jan-98 5:00 10-Jan-98 11:00 0.1 10 0 0 0 69 0 25 77 212 14 22 6 1 0 8 34 0 0 478 47_1000 15 10-Jan-98 11:00 14-Jan-98 17:00 0.1 4 0 0 0 90 0 23 60 227 15 43 31 2 0 4 43 0 0 542 47_1000 16 14-Jan-98 17:00 18-Jan-98 23:00 0.1 2 0 0 0 18 0 10 17 41 2 9 7 0 0 2 15 0 0 123 47_1000 17 18-Jan-98 23:00 23-Jan-98 5:00 0.1 14 0 0 0 28 0 29 37 75 7 20 14 0 0 0 30 0 0 254 47_1000 18 23-Jan-98 5:00 27-Jan-98 11:00 0.1 9 0 0 0 45 0 20 23 55 3 16 15 1 0 1 20 0 0 208 47_1000 19 27-Jan-98 11:00 4-Feb-98 23:00 0.1 23 0 0 0 73 0 49 60 130 10 36 29 1 0 1 50 0 0 462 47_1000 20 4-Feb-98 23:00 13-Feb-98 11:00 0.1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 47_1000 21 13-Feb-98 11:00 21-Feb-98 23:00 0.1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 47_3800 1 21-Sep-97 23:00 30-Sep-97 11:00 0.1 1 0 0 0 49 3 3 0 2 0 5 4 0 0 0 4 0 0 71 47_3800 2 30-Sep-97 11:00 8-Oct-97 23:00 0.1 2 0 0 0 208 7 2 1 7 0 43 28 1 0 0 14 0 0 313 47_3800 3 8-Oct-97 23:00 17-Oct-97 11:00 0.1 0 0 0 0 121 3 3 2 42 1 94 19 0 0 2 14 0 2 303 47_3800 4 17-Oct-97 11:00 25-Oct-97 23:00 0.1 1 1 0 0 130 0 19 6 84 2 107 19 0 0 3 31 0 1 404 47_3800 5 25-Oct-97 23:00 3-Nov-97 11:00 0.1 0 0 0 0 32 0 11 1 48 0 48 17 0 0 7 18 0 0 182 47_3800 6 3-Nov-97 11:00 11-Nov-97 23:00 0.1 0 0 0 1 70 2 28 5 72 1 81 31 0 0 13 42 0 1 347 47_3800 7 11-Nov-97 23:00 20-Nov-97 11:00 0.1 0 0 0 0 68 0 39 2 32 0 48 29 3 0 6 17 0 3 247 47_3800 8 20-Nov-97 11:00 28-Nov-97 23:00 0.1 0 0 0 0 15 0 32 1 16 0 6 12 0 0 13 9 0 1 105 47_3800 9 28-Nov-97 23:00 7-Dec-97 11:00 0.1 0 0 0 0 33 0 21 0 10 0 31 32 0 0 15 7 0 1 150 47_3800 10 7-Dec-97 11:00 15-Dec-97 23:00 0.1 0 0 0 0 29 0 68 4 23 0 12 16 1 0 22 16 0 0 191 47_3800 11 15-Dec-97 23:00 24-Dec-97 11:00 0.1 3 0 0 1 48 0 134 6 39 0 21 24 0 0 17 20 0 0 313 47_3800 12 24-Dec-97 11:00 1-Jan-98 23:00 0.1 24 0 0 0 84 0 181 26 47 0 40 30 1 0 9 26 0 1 469 47_3800 13 1-Jan-98 23:00 6-Jan-98 5:00 0.1 2 0 0 0 27 0 43 21 32 1 22 21 0 0 2 7 0 0 178 47_3800 14 6-Jan-98 5:00 10-Jan-98 11:00 0.1 1 0 0 1 53 0 50 68 102 5 53 26 1 0 13 32 0 1 406 47_3800 15 10-Jan-98 11:00 14-Jan-98 17:00 0.1 0 0 0 0 93 0 69 110 251 11 64 25 2 0 13 52 0 2 692 47_3800 16 14-Jan-98 17:00 18-Jan-98 23:00 0.1 2 0 0 2 50 0 43 92 216 6 36 15 0 0 4 41 0 0 507 47_3800 17 18-Jan-98 23:00 23-Jan-98 5:00 0.1 4 0 0 0 36 0 37 70 135 6 16 15 0 0 9 39 0 3 370 47_3800 18 23-Jan-98 5:00 27-Jan-98 11:00 0.1 4 0 0 0 9 0 19 43 59 0 12 5 0 0 4 20 0 0 175 47_3800 19 27-Jan-98 11:00 4-Feb-98 23:00 0.1 8 0 0 0 28 0 59 71 156 6 27 27 0 0 10 51 0 0 443 47_3800 20 4-Feb-98 23:00 13-Feb-98 11:00 0.1 1 0 0 0 62 0 74 76 368 4 56 84 6 0 6 28 0 2 767 47_3800 21 13-Feb-98 11:00 21-Feb-98 23:00 0.1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 47_3800/9 1 15-Mar-98 12:00 9-Apr-98 00:00 0.2 100 0 0 8 464 0 616 155 1784 144 418 204 21 0 48 98 0 8 4068 47_3800/9 2 9-Apr-98 00:00 24-Apr-98 12:00 0.2 17 0 0 1 105 0 90 24 428 20 159 41 2 0 8 21 0 4 920 47_3800/9 3 24-Apr-98 12:00 10-May-98 00:00 0.2 16 0 0 0 337 1 0 100 1063 16 357 66 5 0 13 87 0 16 2077 47_3800/9 4 10-May-98 00:00 25-May-98 12:00 0.3 37 0 0 3 505 8 80 96 1704 56 272 109 0 0 8 260 0 16 3154 47_3800/9 5 25-May-98 12:00 10-Jun-98 00:00 0.2 13 0 0 0 135 4 12 36 580 0 228 79 0 0 0 204 0 1 1292 47_3800/9 6 10-Jun-98 00:00 25-Jun-98 12:00 0.2 11 0 0 1 53 0 4 12 248 4 125 51 0 0 2 161 0 2 674 47_3800/9 7 25-Jun-98 12:00 11-Jul-98 00:00 0.2 11 0 0 2 40 2 16 24 144 0 132 84 1 0 0 152 0 0 608 47_3800/9 8 11-Jul-98 00:00 26-Jul-98 12:00 0.2 16 0 0 0 40 2 8 8 40 0 57 70 0 0 4 36 0 0 281 47_3800/9 9 26-Jul-98 12:00 11-Aug-98 00:00 0.2 6 0 0 0 23 0 8 4 24 1 33 84 3 0 1 27 0 0 214 47_3800/9 10 11-Aug-98 00:00 26-Aug-98 12:00 0.2 12 0 0 0 29 0 6 0 19 1 21 60 0 0 2 18 0 0 168 47_3800/9 11 26-Aug-98 12:00 11-Sep-98 00:00 0.2 6 0 0 1 53 2 3 3 21 1 27 73 0 0 5 13 0 0 208 47_3800/9 12 11-Sep-98 00:00 26-Sep-98 12:00 0.3 25 0 0 1 228 11 5 1 7 0 22 60 2 0 2 24 0 1 389 47_3800/9 13 26-Sep-98 12:00 12-Oct-98 00:00 0.2 23 0 0 0 749 20 22 0 20 0 102 74 1 0 0 56 0 2 1069 47_3800/9 14 12-Oct-98 00:00 27-Oct-98 12:00 0.2 18 0 0 0 935 36 28 0 40 0 249 57 4 0 17 112 0 4 1500 47_3800/9 15 27-Oct-98 12:00 12-Nov-98 00:00 0.2 5 0 0 0 565 24 164 8 148 0 184 85 1 0 5 113 0 1 1303 47_3800/9 16 12-Nov-98 00:00 27-Nov-98 12:00 0.2 5 0 0 0 218 6 116 10 118 0 52 70 0 0 24 91 0 0 710 47_3800/9 17 27-Nov-98 12:00 13-Dec-98 00:00 0.2 0 0 0 0 73 0 19 2 28 0 23 31 0 0 54 29 0 3 262 47_3800/9 18 13-Dec-98 00:00 28-Dec-98 12:00 0.2 3 0 0 0 16 1 24 0 6 0 3 16 2 0 20 37 0 8 136 47_3800/9 19 28-Dec-98 12:00 13-Jan-99 00:00 0.2 2 0 0 0 29 0 19 0 8 0 10 4 0 0 10 15 0 0 97 47_3800/9 20 13-Jan-99 00:00 28-Jan-99 12:00 0.2 9 0 0 0 149 1 151 13 132 1 19 10 0 0 8 18 0 5 516 47_3800/9 21 28-Jan-99 12:00 13-Feb-99 00:00 no data 51_3100 1 21-Sep-97 23:00 30-Sep-97 11:00 0.1 0 0 0 0 129 2 53 1 4 0 83 12 0 2 0 55 0 0 341 51_3100 2 30-Sep-97 11:00 8-Oct-97 23:00 0.1 0 0 0 0 176 3 22 2 5 0 66 8 0 0 0 22 0 0 304 51_3100 3 8-Oct-97 23:00 17-Oct-97 11:00 0.1 0 0 0 0 2144 0 80 28 16 0 396 32 0 0 0 114 0 0 2810 51_3100 4 17-Oct-97 11:00 25-Oct-97 23:00 0.1 0 0 0 0 2813 0 68 44 4 0 588 20 0 0 0 208 0 0 3745 51_3100 5 25-Oct-97 23:00 3-Nov-97 11:00 0.1 0 0 0 0 2205 0 168 48 8 0 1396 20 4 0 0 270 0 0 4119 51_3100 6 3-Nov-97 11:00 11-Nov-97 23:00 0.1 0 0 0 0 1458 0 76 14 8 0 602 12 0 0 0 118 0 0 2288 51_3100 7 11-Nov-97 23:00 20-Nov-97 11:00 0.1 0 0 0 0 1191 0 100 28 4 0 735 24 4 0 0 192 0 4 2282 51_3100 8 20-Nov-97 11:00 28-Nov-97 23:00 0.1 0 0 0 0 1603 0 108 28 20 0 495 12 0 0 0 136 0 0 2402 51_3100 9 28-Nov-97 23:00 7-Dec-97 11:00 0.1 0 0 0 0 458 0 122 24 26 0 285 16 0 0 0 90 0 2 1023 51_3100 10 7-Dec-97 11:00 15-Dec-97 23:00 0.1 0 0 0 0 138 0 37 24 28 0 36 16 2 0 0 36 0 0 317 51_3100 11 15-Dec-97 23:00 24-Dec-97 11:00 0.1 0 0 0 0 564 0 168 172 124 0 74 20 1 0 0 70 0 1 1194 51_3100 12 24-Dec-97 11:00 1-Jan-98 23:00 0.1 0 0 0 0 440 0 184 392 232 0 78 23 2 0 0 61 0 0 1412 51_3100 13 1-Jan-98 23:00 6-Jan-98 5:00 0.1 0 0 0 0 235 0 72 292 232 0 14 16 0 0 0 46 0 0 907 51_3100 14 6-Jan-98 5:00 10-Jan-98 11:00 0.1 0 0 0 0 17 0 10 27 46 0 1 1 0 0 0 1 0 0 103 51_3100 15 10-Jan-98 11:00 14-Jan-98 17:00 0.1 0 0 0 0 161 0 44 284 246 0 0 8 1 0 0 48 0 0 792 51_3100 16 14-Jan-98 17:00 18-Jan-98 23:00 0.1 0 0 0 0 148 0 38 108 174 0 1 11 0 0 0 62 0 2 544 51_3100 17 18-Jan-98 23:00 23-Jan-98 5:00 0.1 0 0 0 0 187 0 42 146 148 0 5 15 0 0 0 102 0 2 647 51_3100 18 23-Jan-98 5:00 27-Jan-98 11:00 0.1 0 0 0 0 105 0 60 228 88 0 2 12 2 0 0 72 0 0 569 51_3100 19 27-Jan-98 11:00 4-Feb-98 23:00 0.1 0 0 0 0 225 0 198 318 144 0 5 21 4 0 0 124 0 2 1041 51_3100 20 4-Feb-98 23:00 13-Feb-98 11:00 0.1 2 0 0 0 111 0 164 192 48 0 5 10 0 0 0 91 8 0 631 51_3100 21 13-Feb-98 11:00 21-Feb-98 23:00 0.1 0 0 0 0 414 0 432 368 116 0 13 15 1 0 8 136 0 0 1503 54_800 1 21-Sep-97 23:00 30-Sep-97 11:00 0.1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 54_800 2 30-Sep-97 11:00 8-Oct-97 23:00 0.1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 54_800 3 8-Oct-97 23:00 17-Oct-97 11:00 0.1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 54_800 4 17-Oct-97 11:00 25-Oct-97 23:00 0.1 0 0 0 0 2 0 24 50 0 0 1 0 0 0 0 6 0 0 83 54_800 5 25-Oct-97 23:00 3-Nov-97 11:00 0.1 0 0 0 0 8 0 106 491 19 0 6 0 0 0 0 46 0 0 676 54_800 6 3-Nov-97 11:00 11-Nov-97 23:00 0.1 0 0 0 0 3 0 67 367 14 0 1 0 0 0 0 24 0 1 477 54_800 7 11-Nov-97 23:00 20-Nov-97 11:00 0.1 0 0 0 0 10 0 316 683 40 0 4 0 0 0 0 40 0 0 1093 54_800 8 20-Nov-97 11:00 28-Nov-97 23:00 0.1 0 0 0 0 30 0 2352 944 104 0 24 0 0 0 0 120 0 0 3574 54_800 9 28-Nov-97 23:00 7-Dec-97 11:00 0.1 0 0 0 0 231 0 352 184 20 0 61 0 0 0 0 148 0 0 996 54_800 10 7-Dec-97 11:00 15-Dec-97 23:00 0.1 0 0 0 0 51 0 363 119 5 0 29 0 0 0 0 69 0 0 635 54_800 11 15-Dec-97 23:00 24-Dec-97 11:00 0.1 0 0 0 0 179 0 420 164 0 0 16 0 0 0 0 113 0 0 892 54_800 12 24-Dec-97 11:00 1-Jan-98 23:00 0.1 0 0 0 0 262 0 356 860 44 0 4 11 0 0 0 45 0 4 1586 54_800 13 1-Jan-98 23:00 6-Jan-98 5:00 0.1 0 0 0 0 85 0 90 444 24 0 8 2 0 0 0 24 0 4 681 54_800 14 6-Jan-98 5:00 10-Jan-98 11:00 0.1 0 0 0 0 56 0 80 292 36 0 2 0 0 0 0 16 0 0 482 54_800 15 10-Jan-98 11:00 14-Jan-98 17:00 0.1 0 0 0 0 64 0 53 330 18 0 1 0 0 0 0 12 0 0 478 54_800 16 14-Jan-98 17:00 18-Jan-98 23:00 0.1 0 0 0 0 56 0 56 290 46 0 5 0 0 0 0 12 0 0 465 54_800 17 18-Jan-98 23:00 23-Jan-98 5:00 0.1 0 0 0 0 81 0 32 708 64 0 4 0 0 0 0 20 0 4 913 54_800 18 23-Jan-98 5:00 27-Jan-98 11:00 0.1 0 0 0 0 77 0 44 1624 100 0 0 0 0 0 0 20 0 8 1873 54_800 19 27-Jan-98 11:00 4-Feb-98 23:00 0.1 0 0 0 0 120 0 176 2601 152 0 0 0 0 0 0 64 0 0 3113 54_800 20 4-Feb-98 23:00 13-Feb-98 11:00 0.1 0 0 0 0 89 0 64 2081 96 0 0 0 0 0 0 16 0 4 2350 54_800 21 13-Feb-98 11:00 21-Feb-98 23:00 0.1 0 0 0 0 49 0 118 820 44 0 0 2 0 0 0 26 0 0 1059 54_800 Jan-98 24-Mar-98 12:00 9-Apr-98 00:00 0.2 0 0 0 0 77 0 544 1036 8 0 0 0 0 0 0 48 0 0 1713 54_1500 1&2 21-Sep-97 23:00 8-Oct-97 23:00 0.1 0 0 0 0 0 0 5 2 0 0 1 0 0 0 0 3 0 0 11 54_1500 3&4 8-Oct-97 23:00 25-Oct-97 23:00 0.1 0 0 0 0 1 0 17 65 3 0 2 0 0 0 0 7 0 0 95 54_1500 5 25-Oct-97 23:00 3-Nov-97 11:00 0.1 0 0 0 0 2 0 11 174 5 0 2 0 0 0 1 10 0 0 205 54_1500 6 3-Nov-97 11:00 11-Nov-97 23:00 0.1 0 0 0 0 2 0 28 252 11 0 1 0 0 0 0 18 0 2 314 54_1500 7 11-Nov-97 23:00 20-Nov-97 11:00 0.1 0 0 0 0 15 0 150 540 28 0 0 0 0 0 0 72 0 0 805 54_1500 8 20-Nov-97 11:00 28-Nov-97 23:00 0.1 0 0 0 0 8 0 520 584 36 0 4 0 0 0 0 92 0 0 1244 54_1500 9 28-Nov-97 23:00 7-Dec-97 11:00 0.1 0 0 0 0 99 0 1208 288 29 0 7 0 0 0 0 77 0 0 1708 54_1500 10 7-Dec-97 11:00 15-Dec-97 23:00 0.1 0 0 0 0 29 0 566 142 10 0 9 0 0 0 0 67 0 0 823 54_1500 11 15-Dec-97 23:00 24-Dec-97 11:00 0.1 0 0 0 0 79 0 648 93 8 0 23 0 0 0 0 48 0 0 899 54_1500 12 24-Dec-97 11:00 1-Jan-98 23:00 0.1 0 0 0 0 81 0 336 168 14 0 4 2 0 0 0 28 0 0 633 54_1500 13 1-Jan-98 23:00 6-Jan-98 5:00 0.1 0 0 0 0 150 0 172 616 22 0 6 4 2 0 0 20 0 0 992 54_1500 14 6-Jan-98 5:00 10-Jan-98 11:00 0.1 0 0 0 0 24 0 56 140 3 0 2 0 0 0 0 6 0 0 231 54_1500 15 10-Jan-98 11:00 14-Jan-98 17:00 0.1 0 0 0 0 21 0 79 147 10 0 0 0 0 0 0 9 0 0 266 54_1500 16 14-Jan-98 17:00 18-Jan-98 23:00 0.1 0 0 0 0 26 0 29 85 6 0 0 0 0 0 0 7 0 0 153 54_1500 17 18-Jan-98 23:00 23-Jan-98 5:00 0.1 0 0 0 0 9 0 30 117 12 0 2 0 0 0 0 7 0 1 178 54_1500 18 23-Jan-98 5:00 27-Jan-98 11:00 0.1 0 0 0 0 6 0 20 128 19 0 0 0 0 0 0 5 0 0 178 54_1500 19 27-Jan-98 11:00 4-Feb-98 23:00 0.1 0 0 0 0 32 0 45 382 17 0 0 0 0 0 0 6 0 0 482 54_1500 20 4-Feb-98 23:00 13-Feb-98 11:00 0.1 0 0 0 0 6 0 28 214 5 0 0 0 0 0 0 6 0 0 259 54_1500 21 13-Feb-98 11:00 21-Feb-98 23:00 0.1 0 0 0 0 11 0 35 189 8 0 0 0 0 0 0 9 0 1 253 54_1500 Jan-98 24-Mar-98 12:00 9-Apr-98 00:00 0.2 0 0 0 0 73 0 624 1272 64 0 8 0 0 0 0 48 0 40 2129 2. Coretop foraminfer counts 19 data columns, space-delimited, species as follows: O. universa G. aeqilateralis G. calida G. bulloides G. falconensis G. quinqueloba N. pachyderma (s.) N. pachyderma (d.) N. dutertrei G. inflata G. truncatulinoides (s.) G. truncatulinoides (d.) G. crassaformis G. hirsuta G. scitula G. glutinata G. uvula unidentified Total Foram Ship Codes: RS = Rig Seismic SO = Sonne MD = Marion Dufresne ELT = Eltanin Data are from gravity cores (GC), box cores (BX), piston cores (PC) and phleger cores (PH) Core Location H2O depth Core depth O.univ G.aeq G.cal G.bull G.falc G.quin N.pacs N.pachd N.dut G.infl G.truncs G.truncd G.cras G.hirs G.scit G.glut G.uv unident TOTAL RS147_GC14 46°26.98S, 145°14.47E 3360 0-2 6 0 2 178 0 33 70 123 0 110 37 2 0 0 6 42 0 2 611 RS147_GC17 47°45.04S, 145°49E 3001 3-5 2 1 0 96 0 38 47 69 0 37 20 1 0 0 2 38 0 0 351 RS147_GC20 48°39.03S, 146°26.02E 3300 3-5 0 0 1 73 0 48 209 56 0 22 2 1 0 0 11 102 0 1 526 RS147_GC31 44°32.79S, 149°03.80E 3400 3-5 2 1 0 85 0 10 26 127 0 76 23 1 0 0 1 23 0 0 375 SO136-147BX 48°29.99S, 149°06.75E 2177 0-2 2 0 0 82 0 34 47 38 0 31 15 0 0 0 2 27 0 0 278 SO136-153BX 47°46.85S, 149°23.73E 1874 0-2 4 0 0 98 0 13 97 27 0 31 17 1 0 0 3 17 0 1 309 SO136-161BX 46°33.18S, 149°04.96E 3685 0-2 3 0 0 77 0 8 19 71 0 51 13 0 0 0 0 8 0 0 250 SO136-165BX* 45°18.26S, 147°55.13E 4067 0-2 0 0 0 18 0 0 9 108 0 86 13 0 0 0 0 1 0 0 235 MD972-106GC 45°9.69S, 146°16.5E 3310 0 0 0 90 2 33 46 109 0 63 10 2 0 0 4 41 0 0 400 MD972-108BX 48°29.3S, 149°6.3E 2140 0-2 1 0 0 116 0 37 81 49 0 42 14 0 1 2 1 23 0 0 367 MD972-110GC 48°25.7S, 176°34.3E 1345 0-2 0 0 0 86 0 32 48 14 0 22 10 0 0 0 0 13 0 0 225 ELT36-6 PC 54°32'S, 140°03'E 3356 3-10 0 0 0 10 0 0 302 10 0 2 0 0 0 0 0 0 1 0 325 ELT36-5 PC 53°02'S, 139°59'E 2963 3-10 0 0 0 12 0 3 227 9 0 5 0 0 0 0 0 2 0 1 259 ELT53-13 PC 53°46.8'S, 145°28.2'E 2648 0-4 0 0 0 2 0 3 380 5 0 7 0 0 0 0 1 1 0 0 399 ELT53-14 PC 54°11'S, 144°57'E 2186 3-10 0 0 0 7 0 8 284 3 0 5 0 0 0 0 0 6 0 2 315 ELT36-1PH 53.018°S 140.013°E 3189 0-3 0 0 0 157 0 31 424 15 0 56 2 0 0 0 0 31 1 0 717 *NB v dissolved 3. Observed SSTs from the GOSTA (Bottomley, 1990) and AVHRR (1999) datasets and estimated SST using the Modern Analog Technique. Latitude Longitude Min SST STD(MinSST) MaxSST STD(MaxSST) Avg. dissimilarity 47°S AVHRR -46.8 142.08 8.7 - 11.85 - - GOSTA -46.75 142.07 9.100 - 12.200 - - 47_1000 -46.75 142.07 8.89 1.37 12.9 1.73 0.14 47_3800 -46.75 142.07 8.55 1.25 13.03 1.69 0.14 51°S AVHRR -51.02 141.81 3.45 - 7.95 - - GOSTA -51 141.74 5.1 - 8.200 - - 51_3300 -51 141.74 6.33 2.29 9.71 2.22 0.09 54°S AVHRR -53.75 141.81 1.5 - 4.95 - - GOSTA -53.75 141.75 3 - 6.700 - - 54_800 -53.75 141.75 4.01 1.29 9.49 1.07 0.09 54_1500 -53.75 141.75 3.96 1.23 9.34 1.03 0.14 Advanced Very High Resolution Radiometer (AVHRR), 1999. AVHRR sea surface temperature data. (NOAA/NASA), 20th October 1999, WWW page, http://podaac.jpl.nasa.gov/sst/. Bottomley, M., Folland, C.K., Hsiung, J., Newell, R.E. and Parker, D.E., 1990. Global ocean surface temperature atlas "GOSTA". Meteorological Office Department of Earth, Atmospheric and Planetary Sciences, Massachusetts Institute of Techn.