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publications > open file report > OFR 2007-1203 > appendix 1: core FB697 21E
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 21E
Core Location: North Pass Key Bank, Florida Bay, Florida
Lat/Long: N 25.1501° W 80.5762°
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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59.91
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--
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1.82
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98.18
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6.81
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4.84
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0.092
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2-4
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3.0
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1.33
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0.606
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--
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0.583
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54.44
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--
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3.85
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96.15
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6.65
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5.31
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0.102
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4-6
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5.0
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1.59
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0.835
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--
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0.811
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47.61
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--
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2.95
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97.05
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6.31
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5.23
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0.081
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6-8
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7.0
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1.53
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0.829
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--
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0.791
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45.80
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--
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4.62
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95.38
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6.20
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4.91
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0.071
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8-10
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9.0
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1.57
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0.812
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--
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0.780
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48.19
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--
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3.91
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96.09
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6.13
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4.64
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0.068
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10-12
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11.0
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1.52
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0.832
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--
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0.814
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45.20
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--
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2.10
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97.90
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6.48
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4.70
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0.069
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12-14
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13.0
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1.49
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0.741
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--
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0.723
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50.14
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--
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2.49
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97.51
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6.01
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4.43
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0.076
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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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48.02
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--
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2.87
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97.13
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5.99
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4.46
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0.102
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16-18
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17.0
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1.50
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0.792
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--
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0.782
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47.01
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--
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1.32
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98.68
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5.74
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4.26
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0.045
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18-20
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19.0
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1.53
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0.849
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--
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0.822
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44.48
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--
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3.13
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96.87
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5.45
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3.96
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0.042
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20-22
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21.0
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1.52
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0.786
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--
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0.770
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48.15
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--
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1.99
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98.01
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6.21
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4.11
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0.043
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22-24
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23.0
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1.49
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0.764
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--
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0.656
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48.65
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--
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14.11
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85.89
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5.78
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3.64
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0.045
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24-26
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25.0
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1.45
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0.776
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--
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0.760
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46.36
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--
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2.05
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97.95
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5.48
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3.66
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0.039
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26-28
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27.0
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1.61
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0.868
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--
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0.855
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46.09
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--
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1.43
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98.57
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5.78
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3.63
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0.039
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28-30
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29.0
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1.52
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0.845
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--
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--
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44.21
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--
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--
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--
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--
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--
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--
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30-32
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31.0
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1.53
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0.853
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--
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0.849
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44.37
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--
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0.45
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99.55
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5.53
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3.31
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0.035
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32-34
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33.0
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1.51
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0.852
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--
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0.850
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43.57
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--
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0.17
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99.83
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6.33
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3.47
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0.038
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34-36
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35.0
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1.61
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0.893
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--
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0.890
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44.47
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--
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0.28
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99.72
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5.71
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3.47
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0.038
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36-38
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37.0
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1.58
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0.889
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--
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0.888
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43.63
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--
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0.13
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99.87
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5.60
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3.18
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0.048
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38-40
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39.0
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1.56
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0.855
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--
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0.850
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45.29
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--
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0.68
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99.32
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5.50
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3.38
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0.043
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40-42
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41.0
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1.45
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0.788
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--
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0.778
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45.58
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--
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1.31
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98.69
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5.87
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3.20
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0.037
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42-44
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43.0
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1.57
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0.881
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--
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0.875
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44.07
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--
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0.60
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99.40
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5.80
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3.29
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0.036
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44-46
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45.0
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1.47
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0.839
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--
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0.838
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43.00
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--
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0.13
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99.87
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5.15
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3.08
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0.035
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46-48
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47.0
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1.56
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0.909
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--
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0.906
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41.84
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--
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0.27
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99.73
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5.06
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2.92
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0.038
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48-50
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49.0
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1.56
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0.899
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--
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0.896
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42.55
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--
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0.37
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99.63
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5.12
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3.40
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0.067
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50-52
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51.0
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1.55
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0.922
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--
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0.921
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40.60
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--
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0.06
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99.94
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4.86
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3.27
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0.048
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52-54
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53.0
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1.58
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0.946
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--
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0.945
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40.19
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--
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0.04
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99.96
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4.88
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3.07
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0.030
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54-56
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55.0
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1.65
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1.008
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--
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1.007
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38.96
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--
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0.03
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99.97
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4.91
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3.01
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0.027
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56-58
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57.0
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1.66
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1.012
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--
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1.012
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39.01
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--
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0.02
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99.98
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4.78
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2.95
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0.029
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58-60
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59.0
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1.55
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0.948
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--
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0.948
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38.91
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--
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0.00
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100.00
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4.59
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2.90
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0.026
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60-62
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61.0
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1.51
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0.892
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--
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0.892
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41.11
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--
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0.05
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99.95
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5.49
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2.87
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0.025
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62-64
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63.0
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1.60
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0.928
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--
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0.927
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42.03
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--
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0.07
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99.93
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5.20
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2.90
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0.028
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64-66
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65.0
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1.57
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0.926
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--
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0.925
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41.18
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--
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0.15
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99.85
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5.00
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3.00
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0.027
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66-68
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67.0
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1.52
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0.905
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--
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0.903
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40.44
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--
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0.21
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99.79
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5.63
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3.00
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0.025
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68-70
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69.0
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1.50
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0.881
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--
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0.880
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41.42
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--
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0.17
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99.83
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5.74
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2.96
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0.034
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70-72
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71.0
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1.74
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1.011
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--
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1.010
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41.93
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--
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0.06
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99.94
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5.30
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2.87
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0.029
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72-74
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73.0
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1.58
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0.924
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--
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0.921
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41.52
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--
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0.34
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99.66
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5.12
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2.82
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0.029
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74-76
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75.0
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1.64
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0.962
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--
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0.959
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41.42
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--
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0.28
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99.72
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5.86
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2.88
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0.026
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76-78
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77.0
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1.56
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0.914
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--
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0.913
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41.23
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--
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0.14
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99.86
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5.95
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2.87
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0.028
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78-80
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79.0
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1.63
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0.955
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--
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0.952
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41.46
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--
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0.31
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99.69
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5.07
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2.95
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0.030
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80-82
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81.0
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1.58
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0.926
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--
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0.926
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41.32
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--
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0.06
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99.94
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5.68
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2.87
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0.035
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82-84
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83.0
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1.71
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0.989
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--
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0.989
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42.26
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--
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0.05
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99.95
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5.08
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2.80
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0.043
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84-86
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85.0
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1.55
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0.919
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--
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0.918
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40.64
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--
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0.18
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99.82
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5.28
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2.82
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0.049
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86-88
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87.0
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1.63
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0.993
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--
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0.992
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38.92
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--
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0.12
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99.88
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5.52
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2.65
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0.058
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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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