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publications > open file report > OFR 2007-1203 > appendix 1: core FB697 21B
APPENDIX 1: Lead-210 Data on Cores and Surficial Samples for Biscayne Bay and Florida Bay
Data are listed by general location (Biscayne Bay or Florida Bay), then by date collected, then by core number.
Florida Bay Cores
Core ID: FB697 21B
Core Location: Pass Key Bank, Florida Bay, Florida
Lat/Long: N 25.1475° W 80.5742°
Date Collected: June 11, 1997
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Accum. Dry Bulk Density (g/cm3)
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Dry Bulk Density - Fines (g/cm3)
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Water Content (%)
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Insoluble Residue (% Dry Wt.)
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Coarse (% Dry Wt.) >0.062mm
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Fines (% Dry Wt.) <0.062mm
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*Loss On Ignition (% Dry Wt.)
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*Total Pb-210 Activity (dpm/g)
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*Total Pb-210 Error +/- (dpm/g)
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0-2
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1.0
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--
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--
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--
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--
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50.50
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5.03
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94.97
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6.39
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5.84
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0.056
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2-4
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3.0
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--
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--
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--
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--
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51.13
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5.50
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96.42
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5.50
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5.84
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0.076
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4-6
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5.0
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--
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--
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--
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--
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49.42
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2.77
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97.23
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5.91
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5.81
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0.076
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6-8
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7.0
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--
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--
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--
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--
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53.66
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3.32
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96.68
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6.18
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6.08
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0.085
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8-10
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9.0
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--
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--
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--
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--
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47.08
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4.64
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95.36
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6.16
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6.17
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0.069
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10-12
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11.0
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--
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--
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--
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--
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47.29
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3.54
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96.46
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5.84
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5.41
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0.078
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12-14
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13.0
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--
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--
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--
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--
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47.47
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4.89
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95.11
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5.87
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5.66
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0.063
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14-16
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15.0
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--
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--
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--
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--
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49.12
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3.74
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96.26
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5.50
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5.13
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0.054
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16-18
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17.0
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--
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--
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--
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--
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49.27
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2.12
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97.88
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4.86
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5.52
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0.065
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18-20
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19.0
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--
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--
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--
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--
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46.52
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1.97
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98.03
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5.38
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5.21
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0.058
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20-22
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21.0
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--
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--
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--
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--
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53.29
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1.33
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98.67
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5.47
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5.46
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0.051
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22-24
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23.0
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--
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--
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--
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--
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49.92
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1.17
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98.83
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5.36
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5.38
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0.044
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24-26
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25.0
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--
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--
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--
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--
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48.46
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1.42
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98.58
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5.08
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4.95
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0.042
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26-28
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27.0
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--
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--
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--
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--
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48.91
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0.80
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99.20
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5.09
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5.31
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0.050
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28-30
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29.0
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--
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--
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--
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--
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47.90
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1.89
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98.11
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5.18
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5.44
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0.047
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30-32
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31.0
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--
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--
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--
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--
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48.11
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1.59
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98.41
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5.15
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5.27
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0.050
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32-34
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33.0
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--
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--
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--
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--
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47.05
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1.30
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98.70
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5.53
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5.54
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0.059
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34-36
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35.0
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--
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--
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--
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--
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46.53
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1.82
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98.18
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4.80
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5.09
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0.049
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36-38
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37.0
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--
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--
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--
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--
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45.66
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1.20
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98.80
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4.42
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4.73
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0.045
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38-40
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39.0
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--
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--
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--
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--
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44.42
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0.81
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99.19
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4.29
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4.82
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0.037
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40-42
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41.0
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--
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--
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--
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--
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47.74
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1.62
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98.38
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4.14
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4.61
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0.048
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42-44
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43.0
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--
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--
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--
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--
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45.80
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1.22
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98.78
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3.88
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4.74
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0.052
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44-46
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45.0
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--
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--
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--
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--
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43.22
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1.04
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98.96
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4.76
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4.64
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0.068
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46-48
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47.0
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--
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--
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--
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--
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44.31
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2.60
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97.40
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4.57
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4.58
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0.066
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48-50
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49.0
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--
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--
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--
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--
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43.93
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2.37
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97.63
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4.55
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4.87
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0.076
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50-52
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51.0
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--
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--
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--
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--
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45.84
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7.42
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92.58
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4.47
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4.42
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0.056
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52-54
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53.0
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--
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--
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--
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--
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41.02
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7.54
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92.46
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4.60
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4.46
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0.057
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54-56
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55.0
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--
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--
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--
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--
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39.47
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5.93
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94.07
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4.36
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4.53
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0.058
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56-58
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57.0
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--
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--
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--
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--
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45.70
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5.21
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94.79
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4.17
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4.27
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0.053
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58-60
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59.0
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--
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--
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--
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--
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40.52
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3.36
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96.64
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4.11
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4.28
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0.055
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60-62
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61.0
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--
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--
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--
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--
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38.87
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2.02
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97.98
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4.07
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4.31
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0.079
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62-64
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63.0
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--
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--
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--
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--
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37.90
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1.22
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98.78
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3.99
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4.45
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0.076
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64-66
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65.0
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--
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--
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--
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--
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40.63
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0.77
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99.23
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4.19
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4.06
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0.056
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66-68
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67.0
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--
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--
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--
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--
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39.76
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2.22
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97.78
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4.28
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4.23
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0.062
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68-70
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69.0
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--
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--
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--
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--
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37.55
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1.58
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98.42
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4.24
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4.14
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0.062
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70-72
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71.0
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--
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--
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--
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--
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40.67
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1.42
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98.58
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4.52
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4.00
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0.064
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72-74
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73.0
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--
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--
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--
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--
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39.17
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2.43
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97.57
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4.72
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3.87
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0.059
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74-76
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75.0
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--
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--
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--
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--
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38.72
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2.10
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97.90
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4.41
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3.69
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0.084
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76-78
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77.0
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--
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--
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--
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--
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40.67
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4.19
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95.81
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4.43
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3.70
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0.062
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78-80
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79.0
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--
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--
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--
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--
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40.48
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3.56
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96.44
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4.33
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--
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--
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80-82
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81.0
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--
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--
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--
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--
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41.35
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6.10
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93.90
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4.41
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3.57
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0.055
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82-84
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83.0
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--
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--
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--
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--
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41.44
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6.41
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93.59
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4.56
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2.98
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0.045
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84-86
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85.0
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--
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--
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--
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--
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41.33
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7.94
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92.06
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4.38
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3.47
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0.050
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86-88
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87.0
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--
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--
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--
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--
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40.11
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11.83
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88.17
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3.97
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2.94
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0.043
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88-90
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89.0
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--
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--
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--
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--
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37.20
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12.69
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87.31
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3.80
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3.19
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0.042
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*Data is for <0.062mm size fraction only.
ND = Not detected
Tr = Trace quantity, too low to quantify
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