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Table C8. PCB concentrations (ng/g [ppb] wet weight) in black sea bass muscle composites
Composite
#
PCB (BZ #)

PCBs		 2x
18 PCBs
1 8 18 28 52 104 44 66 101 118 188 153 105 138 126 187 128 200 180 170 195 206 209
Station SB1
129 7.57 1.63 nd nd 3.85 nd nd 7.63 7.41 7.92 nd 16.8 nd 10.5 2.61 4.38 nd nd 4.30 nd nd nd nd 87.6 148
130 7.68 nd nd nd 3.41 nd nd 6.76 6.40 7.00 nd 15.3 nd 8.83 2.72 3.97 nd nd 3.99 nd nd nd nd 79.7 132
131 2.64 nd nd nd 3.59 nd nd 5.55 5.28 4.95 nd 8.90 nd 7.12 nd 2.85 nd nd 3.34 nd nd nd nd 59.1 104
132 1.85 nd nd nd nd nd nd 2.71 2.79 3.22 nd 6.24 nd 4.67 nd 2.45 nd nd 2.27 nd nd nd nd 42.6 72.0
Meana 4.94 <MDL nd nd 3.07 nd nd 5.66 5.47 5.77 nd 11.8 nd 7.78 <MDL 3.41 nd nd 3.48 nd nd nd nd 67.2 114
Std. dev. 3.12       1.10     2.15 1.99 2.11   5.05   2.49   0.911     0.897         20.3 33.3
Station SB2
133 1.73 nd nd nd nd nd nd 4.23 4.14 4.07 1.60 6.97 1.59 5.35 nd nd nd nd 2.42 nd nd nd nd 46.9 79.3
134 1.78 nd nd nd nd nd nd 4.05 4.02 4.25 1.69 7.19 1.64 5.65 nd 2.35 nd nd 2.40 nd nd nd nd 49.8 84.8
135 3.80 nd nd nd 3.08 nd nd 5.08 5.11 5.33 nd 9.20 2.00 6.99 nd 3.10 nd nd 3.00 nd nd nd nd 60.8 105
136 3.15 nd nd 2.35 4.37 nd nd 6.82 7.46 7.45 2.84 13.2 2.81 10.2 nd 3.85 nd nd 4.99 nd nd nd nd 81.8 144
137 6.28 nd nd nd 3.91 nd nd 6.34 6.91 7.34 2.74 13.1 2.76 9.98 nd 3.94 nd nd 5.04 nd nd nd nd 81.7 137
Meana 3.75 nd nd <MDL 3.20 nd nd 5.57 5.88 6.09 2.01 10.7 2.30 8.21 nd 3.31 nd 1.09 3.86 nd nd nd nd 68.5 118
Std. dev. 1.88       1.29     1.25 1.59 1.57 0.972 2.98 0.577 2.25   0.743     1.36         15.9 27.8
Summary Statistics for Stations SB1 and SB2 (n = 9)
Meana 4.05 <MDL nd <MDL <MDL nd nd 5.46 5.50 5.73 <MDL 10.8 <MDL 7.70 <MDL 2.99 nd nd 3.53 nd nd nd nd 65.6 112
Std. dev. 2.39             1.88 1.93 2.01   4.22   2.65   1.36     1.34         21.5 36.5

Station SB3

138b 7.05 nd nd 3.54 6.26 nd 3.08 8.83 8.41 8.37 2.88 13.5 3.11 10.9 nd 4.58 nd nd 5.20 nd nd nd nd 96.6 166
139 10.7 1.46 nd 4.59 8.09 nd 4.19 12.6 11.8 13.0 nd 19.5 4.69 17.1 nd 6.65 2.12 nd 7.57 2.48 nd nd nd 136 240
140 7.93 nd nd 3.52 6.46 nd 3.43 10.9 10.1 10.7 nd 16.7 3.99 14.6 nd 5.65 nd nd 6.66 nd nd nd nd 112 199
141 2.95 nd nd 2.49 4.83 nd nd 7.78 7.89 8.10 nd 13.7 3.04 11.1 nd 4.57 nd nd 5.04 nd nd nd nd 84.6 154
142 nd nd nd nd 4.10 nd nd 6.65 7.92 9.65 nd 16.5 3.67 13.2 nd 5.70 nd nd 6.43 nd nd nd nd 88.5 166
Meana 5.54 <MDL nd 2.91 5.87 nd 2.60 9.48 9.43 10.4 <MDL 16.6 3.85 14.0 nd 5.64 <MDL nd 6.43 <MDL nd nd nd 105 190
Std. dev. 4.61     1.52 1.78   1.43 2.75 1.89 2.06   2.37 0.69 2.52   0.850               23.6 38.6
Probability of Interstation Differences
P valuec 0.52             0.031 0.011 0.011   0.061   0.011                   0.016 0.011
Grouping               3>2=1 3>2=1 3>2=1       3>2=1                   3>2=1 3>2=1
Summary Statistics for All Stations (n = 14)
Meana 4.69 <MDL nd <MDL 4.02 nd <MDL 6.85 6.83 7.24 nd 12.6 2.32 9.73 <MDL 3.86 nd nd 4.48 <MDL nd nd nd 79.1 138
Std. dev. 3.10       1.96     2.66 2.45 2.74   4.24 1.31 3.62   1.67     1.68         26.0 47.4
MDL 1.08 1.35 1.51 2.04 2.89 3.10 2.78 1.59 1.62 1.76 1.56 1.94 1.59 1.81 2.58 2.33 1.90 2.18 2.24 2.22 2.46 2.30 2.27 47.1 73.2

aMeans are designated "nd" when all values are <MDL, and designated "<MDL" when at least one value was >MDL but the mean (calculated using a value of ½MDL for individual nondetectable values) was <MDL.
bMean of triplicates.
cP values >0.05 indicate no interstation differences.

Table C9

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