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publications > open file report > OFR 2007-1203 > appendix 1: core FB295 18C

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: FB295 18C
Core Location: North Russell Bank, Florida Bay, Florida
Lat/Long: N 25.0664° W 80.6245°
Date Collected: February 24, 1995

Depth (cm)
Mean Depth (cm)
Wet Bulk Density (g/cm3)
Dry Bulk Density (g/cm3)
Accum. Dry Bulk Density (g/cm3)
Dry Bulk Density - Fines (g/cm3)
Water Content (%)
Insoluble Residue (% Dry Wt.)
Coarse (% Dry Wt.) >0.062mm
Fines (% Dry Wt.) <0.062mm
*Loss On Ignition (% Dry Wt.)
*Total Pb-210 Activity (dpm/g)
*Total Pb-210 Error +/- (dpm/g)
0-2
1.0
--
--
--
--
67.68
7.41
1.83
98.17
8.75
4.13
0.061
2-4
3.0
1.35
0.45
--
0.44
66.78
6.15
0.95
99.05
9.54
4.62
0.063
4-6
5.0
1.47
0.57
--
0.51
61.43
6.59
9.23
90.77
8.35
4.78
0.094
6-8
7.0
1.57
0.70
--
0.68
55.18
5.88
3.96
96.04
9.09
4.68
0.119
8-10
9.0
1.55
0.71
--
0.67
54.24
5.81
6.29
93.71
8.30
4.80
0.124
10-12
11.0
1.61
0.78
--
0.75
51.89
5.92
3.28
96.72
8.12
4.73
0.122
12-14
13.0
1.56
0.60
--
0.57
61.42
6.80
4.81
95.19
7.78
4.85
0.104
14-16
15.0
1.53
0.67
--
0.62
56.09
6.20
7.04
92.96
8.00
4.75
0.101
16-18
17.0
1.45
0.69
--
0.62
52.14
6.76
9.76
90.24
7.69
4.32
0.077
18-20
19.0
1.63
0.69
--
0.66
57.58
5.67
4.24
95.76
7.50
4.30
0.082
20-22
21.0
1.55
0.74
--
0.71
52.13
5.04
3.58
96.42
7.37
4.32
0.042
22-24
23.0
1.70
0.94
--
0.87
44.44
6.05
7.47
92.53
6.93
3.46
0.033
24-26
25.0
1.68
0.87
--
0.80
48.11
3.08
8.78
91.22
6.18
3.18
0.031
26-28
27.0
1.66
0.85
--
0.78
48.71
4.86
8.26
91.74
6.14
3.01
0.033
28-30
29.0
1.73
0.88
--
0.83
49.07
5.10
6.31
93.69
6.27
2.70
0.023
30-32
31.0
1.58
0.89
--
0.87
43.70
5.39
2.09
97.91
5.94
2.52
0.022
32-34
33.0
1.67
0.95
--
0.94
42.81
5.92
1.93
98.07
5.95
2.44
0.024
34-36
35.0
1.86
1.05
--
1.01
43.81
5.84
3.80
96.20
6.39
2.37
0.065
36-38
37.0
1.96
1.13
--
1.11
42.27
6.23
1.68
98.32
6.94
2.62
0.061
38-40
39.0
1.73
0.99
--
0.98
42.93
6.00
1.15
98.85
6.94
2.31
0.049
40-42
41.0
1.55
0.86
--
0.85
44.54
2.28
0.91
99.09
5.94
2.31
0.053
42-44
43.0
1.76
0.99
--
0.98
43.95
5.60
0.85
99.15
6.59
2.27
0.059
44-46
45.0
1.50
0.86
--
0.85
42.94
5.38
1.44
98.56
6.31
2.44
0.057
46-48
47.0
1.79
1.03
--
1.02
42.17
6.26
0.97
99.03
6.97
2.27
0.044
48-50
49.0
1.69
0.99
--
0.98
41.52
6.88
0.61
99.39
6.53
2.25
0.065
50-52
51.0
1.83
1.09
--
1.08
40.49
5.66
1.16
98.84
6.16
2.23
0.068
52-54
53.0
1.73
0.99
--
0.99
42.37
5.68
0.34
99.66
6.14
2.36
0.058
54-56
55.0
1.66
0.94
--
0.94
43.18
6.47
0.54
99.46
6.35
2.29
0.070
56-58
57.0
1.77
0.98
--
--
44.69
4.72
--
--
6.19
2.37
0.063
58-60
59.0
1.67
0.93
--
0.91
44.59
6.77
1.65
98.35
6.32
2.29
0.062
60-62
61.0
1.76
0.96
--
0.95
45.68
4.91
1.08
98.92
6.50
2.42
0.055
62-64
63.0
1.65
0.93
--
0.93
43.46
6.95
0.26
99.74
6.34
2.26
0.054
64-66
65.0
1.76
0.99
--
0.99
43.42
6.79
0.63
99.37
5.72
2.28
0.046
66-68
67.0
1.71
0.95
--
0.92
44.39
6.58
3.78
96.22
5.33
2.15
0.036
68-70
69.0
1.79
1.02
--
1.00
43.34
5.48
1.35
98.65
6.14
2.21
0.038
70-72
71.0
1.63
0.94
--
0.92
42.36
5.71
1.76
98.24
5.58
2.23
0.039
72-74
73.0
1.77
1.02
--
1.00
42.29
6.55
2.33
97.67
5.78
2.06
0.038
74-76
75.0
1.78
1.03
--
1.02
42.31
5.70
0.59
99.41
5.72
2.22
0.038
76-78
77.0
1.74
1.01
--
1.00
42.08
9.58
0.87
99.13
6.52
2.03
0.031
78-80
79.0
1.76
0.99
--
0.98
43.49
7.12
0.98
99.02
6.55
1.79
0.044
80-82
81.0
1.71
0.92
--
0.92
46.00
7.88
0.40
99.60
6.30
1.92
0.059
82-84
83.0
1.73
0.97
--
0.97
43.75
5.77
0.89
99.11
6.36
1.88
0.036
84-86
85.0
1.65
0.92
--
0.91
44.15
4.58
0.77
99.23
5.96
2.03
0.038
86-88
87.0
1.80
1.03
--
1.02
43.06
7.00
0.98
99.02
6.76
1.89
0.044
88-90
89.0
1.73
0.99
--
0.96
42.87
6.13
3.04
96.96
6.34
2.11
0.047
90-92
91.0
1.79
1.02
--
1.01
42.84
6.52
0.97
99.03
6.60
2.04
0.039
92-94
93.0
1.72
0.98
--
0.98
42.97
8.50
0.11
99.89
6.15
1.97
0.041
94-96
95.0
1.75
1.02
--
1.01
41.83
8.04
0.71
99.29
5.77
2.19
0.040
96-98
97.0
1.80
1.04
--
1.03
42.03
6.39
1.23
98.77
6.00
2.01
0.035
98-100
99.0
1.74
1.01
--
0.99
41.66
4.90
2.71
97.29
5.80
2.38
0.050
100-102
101.0
1.72
0.95
--
0.94
44.82
8.44
1.49
98.51
5.97
1.96
0.034
102-104
103.0
1.65
0.92
--
0.88
44.55
9.29
4.13
95.87
5.83
2.06
0.045
104-106
105.0
1.75
0.99
--
0.97
43.42
6.15
2.25
97.75
6.39
2.05
0.038
106-108
107.0
1.68
0.95
--
0.87
43.39
5.56
7.95
92.05
6.00
1.98
0.038
108-110
109.0
1.80
1.02
--
0.97
43.21
8.23
5.27
94.73
6.42
1.88
0.035
110-112
111.0
1.62
0.89
--
0.84
45.26
7.61
4.85
95.15
6.26
1.98
0.037
112-114
113.0
1.97
1.11
--
1.08
43.55
7.64
3.20
96.80
6.39
1.79
0.031
114-116
115.0
1.92
1.11
--
1.07
42.31
7.00
3.21
96.79
6.36
1.86
0.034
116-118
117.0
1.74
1.01
--
0.95
41.96
7.17
6.20
93.80
6.12
1.98
0.029
118-120
119.0
1.67
0.97
--
0.87
41.74
6.84
10.47
89.53
6.24
1.78
0.029
120-122
121.0
1.69
1.04
--
0.81
38.67
5.83
22.37
77.63
6.61
1.99
0.034
122-124
123.0
1.64
0.98
--
0.85
40.55
5.84
13.10
86.90
6.16
1.73
0.027
124-126
125.0
1.80
1.04
--
0.91
42.49
6.04
12.09
87.91
5.94
1.75
0.026
126-128
127.0
1.80
1.06
--
0.93
41.08
6.95
12.16
87.84
6.22
1.88
0.033
128-130
129.0
1.61
0.97
--
0.88
39.38
7.23
9.74
90.26
6.11
1.71
0.025
130-132
131.0
1.90
1.14
--
1.10
39.92
5.99
3.61
96.39
5.73
1.77
0.025
132-134
133.0
1.76
1.03
--
1.00
41.52
2.97
2.73
97.27
6.30
1.48
0.027
134-136
135.0
1.82
1.11
--
1.08
39.02
5.87
2.84
97.16
5.21
1.76
0.046
136-138
137.0
1.79
1.09
--
1.05
38.96
7.67
3.75
96.25
6.03
1.64
0.030
138-140
139.0
1.76
1.08
--
1.05
38.96
6.36
2.98
97.02
5.54
1.76
0.031
140-142
141.0
1.78
1.08
--
1.04
39.69
7.22
3.68
96.32
5.98
1.71
0.060
142-144
143.0
1.81
1.08
--
1.07
40.24
6.31
1.50
98.50
6.28
1.87
0.038
144-146
145.0
1.83
1.10
--
1.07
39.71
3.52
2.60
97.40
2.69
1.82
0.036
146-148
147.0
1.71
1.02
--
0.98
40.70
7.17
3.58
96.42
6.16
1.85
0.044
148-150
149.0
1.88
1.13
--
1.10
40.09
7.47
2.71
97.29
4.81
1.88
0.032
150-152
151.0
1.95
1.25
--
1.03
36.02
6.09
17.67
82.33
5.69
1.83
0.040
152-154
153.0
1.88
1.22
--
0.88
34.74
4.38
28.20
71.80
5.27
1.84
0.031
154-156
155.0
1.81
1.16
--
0.84
36.04
6.00
27.28
72.72
5.91
1.65
0.028
156-158
157.0
1.98
1.26
--
0.91
36.35
4.33
28.04
71.96
6.08
1.79
0.033
158-160
159.0
1.83
1.22
--
0.79
33.43
4.32
35.13
64.87
6.30
1.91
0.038
160-162
161.0
1.93
1.28
--
1.04
33.52
5.55
18.40
81.60
6.13
1.76
0.027
162-164
163.0
1.91
1.26
--
0.86
33.81
5.32
32.07
67.93
--
1.92
0.032
164-166
165.0
1.94
1.27
--
0.84
34.56
5.98
34.17
65.83
5.70
1.69
0.024
166-168
167.0
2.03
1.34
--
0.99
33.92
4.60
26.20
73.80
5.35
1.80
0.028
168-170
169.0
1.91
1.23
--
0.81
35.95
4.60
33.75
66.25
5.19
2.00
0.041
170-172
171.0
1.94
1.27
--
0.77
34.64
5.69
39.67
60.33
5.03
1.88
0.062
172-174
173.0
2.02
1.35
--
1.01
33.33
2.89
25.47
74.53
5.93
1.84
0.034
174-176
175.0
1.96
1.31
--
0.86
33.03
4.39
34.21
65.79
5.78
1.86
0.094
176-178
177.0
1.81
1.25
--
0.73
31.08
2.24
41.29
58.71
5.92
1.96
0.034
178-180
179.0
1.89
1.28
--
0.94
32.48
6.02
26.82
73.18
5.68
2.22
0.045
180-182
181.0
1.93
1.32
--
0.74
31.83
7.01
43.76
56.24
5.57
1.95
0.039
182-184
183.0
2.01
1.39
--
0.91
31.17
7.84
34.30
65.70
5.59
2.12
0.054

*Data is for <0.062mm size fraction only.
ND = Not detected

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