# Southern Ocean Winter Cruise 2012: Underway data # PI: Daniel M. Sigman (Princeton) # Version: 07 May 2015 # Samples collected by Sandi Smart (University of Cape Town) aboard the R/V S.A. Agulhas II and analyzed in the Sigman lab at Princeton University # Data published in: Smart, S. M., S. E. Fawcett, S. J. Thomalla, M. A. Weigand, C. J. C. Reason, and D. M. Sigman (2015), Isotopic evidence for nitrification # in the Antarctic winter mixed layer, Global Biogeochem. Cycles, 29, doi:10.1002/2014GB005013. ========================= sample date month day year time lat lon depth NO3_NO2_mean NO3_NO2_stdev d15N_NO3_NO2_mean d15N_NO3_NO2_stdev d18Ocorr_NO3_NO2_mean d18O_NO3_NO2_stdev NO3_mean NO3_stdev d15N_NO3_mean d15N_NO3_stdev d18O_NO3_mean d18O_NO3_stdev ISO_DateTime_UTC ------------------------- LOWNCOL01_BTL001 07/09/12 07 09 2012 2205.17 -33.949 16.262 7 2.754 0.041 9.232 0.057 9.336 0.047 2.426 0.010 10.818 0.080 9.435 0.188 2012-07-09T22:05:10Z LOWNCOL01_BTL002 07/09/12 07 09 2012 2205.17 -33.949 16.262 7 2.752 0.018 9.287 0.018 9.372 0.311 nd nd nd nd nd nd 2012-07-09T22:05:10Z LOWNCOL01_BTL003 07/09/12 07 09 2012 2205.17 -33.949 16.262 7 nd nd nd nd nd nd nd nd nd nd nd nd 2012-07-09T22:05:10Z VOY03UND15_BTL004 07/11/12 07 11 2012 0950.67 -37.223 12.457 7 2.225 0.038 7.140 0.057 6.566 0.277 1.969 0.022 8.354 0.065 6.128 0.135 2012-07-11T09:50:40Z VOY03UND15_BTL005 07/11/12 07 11 2012 0950.67 -37.223 12.457 7 2.135 0.030 7.399 0.035 6.736 0.227 nd nd nd nd nd nd 2012-07-11T09:50:40Z VOY03UND15_BTL006 07/11/12 07 11 2012 0950.67 -37.223 12.457 7 2.299 0.024 7.017 0.056 6.315 0.084 nd nd nd nd nd nd 2012-07-11T09:50:40Z VOY03UND15_BTL007 07/11/12 07 11 2012 0950.67 -37.223 12.457 7 2.286 0.047 7.016 0.008 6.244 0.159 nd nd nd nd nd nd 2012-07-11T09:50:40Z VOY03UND17_BTL008 07/11/12 07 11 2012 1307.02 -37.749 12.236 7 3.055 0.021 7.731 0.014 6.506 0.015 2.790 0.018 8.650 0.077 6.173 0.182 2012-07-11T13:07:01Z VOY03UND17_BTL009 07/11/12 07 11 2012 1307.02 -37.749 12.236 7 3.149 0.023 7.709 0.027 6.418 0.179 nd nd nd nd nd nd 2012-07-11T13:07:01Z VOY03UND17_BTL010 07/11/12 07 11 2012 1307.02 -37.749 12.236 7 3.215 0.016 7.675 0.016 6.404 0.186 nd nd nd nd nd nd 2012-07-11T13:07:01Z VOY03UND17_BTL011 07/11/12 07 11 2012 1307.02 -37.749 12.236 7 3.210 0.026 7.623 0.069 6.449 0.069 nd nd nd nd nd nd 2012-07-11T13:07:01Z VOY03UND19_BTL012 07/11/12 07 11 2012 1708.67 -38.136 11.620 7 2.303 0.035 7.879 0.054 7.123 0.114 2.091 0.009 9.357 0.114 6.880 0.057 2012-07-11T17:08:40Z VOY03UND19_BTL013 07/11/12 07 11 2012 1708.67 -38.136 11.620 7 2.307 0.014 7.954 0.077 7.160 0.045 nd nd nd nd nd nd 2012-07-11T17:08:40Z VOY03UND19_BTL014 07/11/12 07 11 2012 1708.67 -38.136 11.620 7 2.293 0.016 7.914 0.019 7.375 0.148 nd nd nd nd nd nd 2012-07-11T17:08:40Z VOY03UND19_BTL015 07/11/12 07 11 2012 1708.67 -38.136 11.620 7 2.296 0.012 7.860 0.052 7.202 0.088 nd nd nd nd nd nd 2012-07-11T17:08:40Z VOY03UND21_BTL016 07/11/12 07 11 2012 2105.00 -38.552 11.201 7 2.262 0.021 7.443 0.169 6.687 0.112 2.005 0.007 8.995 0.058 6.529 0.100 2012-07-11T21:05:00Z VOY03UND21_BTL017 07/11/12 07 11 2012 2105.00 -38.552 11.201 7 2.282 0.028 7.501 0.187 6.878 0.220 nd nd nd nd nd nd 2012-07-11T21:05:00Z VOY03UND21_BTL018 07/11/12 07 11 2012 2105.00 -38.552 11.201 7 2.255 0.043 7.539 0.144 7.036 0.291 nd nd nd nd nd nd 2012-07-11T21:05:00Z VOY03UND21_BTL019 07/11/12 07 11 2012 2105.00 -38.552 11.201 7 2.256 0.036 7.424 0.178 6.681 0.087 nd nd nd nd nd nd 2012-07-11T21:05:00Z VOY03CTD04_BTL020 07/12/12 07 12 2012 2104.00 -40.996 9.256 7 9.841 0.082 8.899 0.041 6.974 0.015 nd nd nd nd nd nd 2012-07-12T21:04:00Z VOY03CTD04_BTL021 07/12/12 07 12 2012 2104.00 -40.996 9.256 7 9.749 0.041 8.907 0.067 7.006 0.130 9.501 0.102 9.243 0.140 6.963 0.236 2012-07-12T21:04:00Z VOY03UND36_BTL022 07/13/12 07 13 2012 0824.00 -42.755 7.809 7 11.589 0.226 8.606 0.108 6.505 0.152 nd nd nd nd nd nd 2012-07-13T08:24:00Z VOY03UND36_BTL023 07/13/12 07 13 2012 0824.00 -42.755 7.809 7 11.609 0.163 8.606 0.078 6.575 0.111 11.143 0.167 9.054 0.107 6.656 0.066 2012-07-13T08:24:00Z VOY03UND39_BTL024 07/13/12 07 13 2012 1809.20 -43.613 7.094 7 12.034 0.149 8.299 0.082 6.276 0.036 nd nd nd nd nd nd 2012-07-13T18:09:12Z VOY03UND39_BTL025 07/13/12 07 13 2012 1809.20 -43.613 7.094 7 11.871 0.084 8.290 0.103 6.265 0.171 11.497 0.070 8.685 0.079 6.285 0.139 2012-07-13T18:09:12Z VOY03UND45_BTL026 07/14/12 07 14 2012 0911.75 -45.755 5.251 7 16.778 0.751 7.358 0.061 4.994 0.153 nd nd nd nd nd nd 2012-07-14T09:11:45Z VOY03UND45_BTL027 07/14/12 07 14 2012 0911.75 -45.755 5.251 7 17.293 0.298 7.336 0.077 5.093 0.017 16.788 0.159 7.655 0.054 5.248 0.091 2012-07-14T09:11:45Z VOY03UND50_BTL028 07/14/12 07 14 2012 2004.73 -46.899 4.238 7 18.768 0.891 7.121 0.081 4.890 0.223 nd nd nd nd nd nd 2012-07-14T20:04:44Z VOY03UND50_BTL029 07/14/12 07 14 2012 2004.73 -46.899 4.238 7 18.934 0.323 7.093 0.035 5.003 0.013 18.765 0.156 7.481 0.041 4.997 0.134 2012-07-14T20:04:44Z VOY03UND55_BTL030 07/15/12 07 15 2012 0907.15 -48.738 2.564 7 22.189 0.726 6.511 0.049 4.410 0.113 21.656 0.053 6.746 0.034 4.752 0.133 2012-07-15T09:07:09Z VOY03UND59_BTL031 07/15/12 07 15 2012 1918.57 -49.718 1.647 7 22.145 1.022 6.491 0.059 4.421 0.144 21.550 0.335 6.773 0.040 4.618 0.174 2012-07-15T19:18:34Z VOY03UND64_BTL032 07/16/12 07 16 2012 0908.35 -51.712 0.059 7 24.924 1.083 5.937 0.068 3.721 0.098 24.713 0.404 6.204 0.045 3.839 0.118 2012-07-16T09:08:21Z VOY03UND68_BTL033 07/16/12 07 16 2012 1757.33 -52.543 0.281 7 25.493 0.823 5.922 0.073 3.542 0.102 25.217 0.091 6.338 0.044 3.667 0.114 2012-07-16T17:57:20Z VOY03CTD17_BTL034 07/17/12 07 17 2012 0925.00 -54.098 0.147 7 26.399 0.893 5.583 0.073 3.443 0.086 26.060 0.327 5.834 0.009 3.481 0.056 2012-07-17T09:25:00Z VOY03UND84_BTL035 07/18/12 07 18 2012 0912.98 -56.581 0.000 7 27.303 0.381 5.159 0.086 2.901 0.124 27.015 0.104 5.372 0.041 2.942 0.116 2012-07-18T09:12:59Z