Table 2.
Mean concentrations of PCBs (ng/g wet weight) and 2,3,7,8-TCDD equivalents (TEQs pg/g wet weight)
| PCB | TEFa | Loggerhead | Green | Olive ridley | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Mean (SD) | n > DL | TEQ (SD) | Mean (SD) | n > DL | TEQ (SD) | Mean (SD) | n > DL | TEQ (SD) | ||
| 8 | 0.241 (0.481) | 1 | BDL | 0 | 1.22 (2.16) | 2 | ||||
| 18 | 0.792 (0.919) | 2 | 0.415 (0.718) | 1 | 1.43 (1.67) | 2 | ||||
| 28 | BDL | 0 | BDL | 0 | BDL | 0 | ||||
| 44 | 1.53 (2.34) | 2 | 0.389 (0.338) | 2 | 0.907 (0.230) | 4 | ||||
| 52 | BDL | 0 | BDL | 0 | 0.343 (0.686) | 1 | ||||
| 66 | 1.46 (1.35) | 3 | 0.884 (1.53) | 1 | 0.0748 (0.150) | 1 | ||||
| 77 | 0.05 | 0.184 (0.367) | 1 | 9.18 (1.84) | 0.507 (0.639) | 2 | 22.0 (26.3) | BDL | 0 | >0.05 |
| 81 | 0.1 | BDL | 0 | >0.1 | BDL | 0 | >0.1 | BDL | 0 | >0.1 |
| 101 | 0.106 (0.213) | 1 | 0.561 (0.971) | 1 | 1.14 (2.27) | 1 | ||||
| 105 | 0.0001 | 1.08 (0.631) | 4 | 0.106 (0.0659) | 0.525 (0.126) | 3 | 0.0496 (0.0172) | 0.775 (0.246) | 4 | 0.0746 (0.0194) |
| 114 | 0.0001 | 0.202 (0.234) | 2 | 0.0113 (0.0200) | 0.0773 (0.134) | 1 | 0.000770 (0.00133) | 0.382 (0.165) | 4 | 0.0382 (0.0165) |
| 118 | 0.00001 | 0.856 (0.762) | 3 | 0.00855 (0.00760) | BDL | 0 | >0.00001 | 0.835 (0.951) | 3 | 0.00835 (0.00951) |
| 123 | 0.00001 | 1.81 (1.28) | 4 | 0.0176 (0.0124) | 0.304 (0.372) | 2 | 0.00304 (0.00372) | 0.970 (0.541) | 4 | 0.00969 (0.00539) |
| 126 | 0.1 | 0.338 (0.676) | 1 | 32.6 (65.262) | BDL | 0 | >0.1 | 0.0982 (0.196) | 1 | 9.82 (19.6) |
| 128 | 0.687 (0.684) | 3 | 0.424 (0.165) | 3 | 0.198 (0.231) | 2 | ||||
| 138 | 2.43 (0.427) | 4 | 1.147 (0.288) | 3 | 1.88 (0.757) | 4 | ||||
| 153 | 4.17 (1.09) | 4 | 2.86 (0.992) | 3 | 3.49 (1.03) | 4 | ||||
| 156 | 0.0001 | 0.159 (0.184) | 2 | 0.0159 (0.06585) | 0.593 (0.593) | 2 | 0.0532 (0.05038) | 0.334 (0.259) | 3 | 0.0334 (0.0259) |
| 157 | 0.0001 | BDL | 0 | >0.0001 | 0.127 (0.221) | 1 | 0.0127 (0.0221) | 0.0667 (0.0770) | 2 | 0.0334 (0.00642) |
| 167 | 0.00001 | 0.448 (0.564) | 3 | 0.00442 (0.00567) | BDL | 0 | >0.00001 | 0.0296 (0.0591) | 1 | 0.000296 (0.000591) |
| 169 | 0.001 | 1.257 (1.13) | 3 | 0.878 (1.00) | 0.839 (0.900) | 3 | 0.823 (0.910) | 0.400 (0.390) | 3 | 0.368 (0.423) |
| 170 | 0.670 (0.695) | 3 | 0.763 (0.164) | 3 | 0.295 (0.380) | 2 | ||||
| 180 | 0.201 (0.289) | 2 | 0.116 (0.201) | 1 | 0.561 (0.183) | 4 | ||||
| 187 | 0.693 (0.879) | 2 | 0.125 (0.217) | 1 | BDL | 0 | ||||
| 189 | 0.00001 | BDL | 0 | >0.00001 | 0.306 (0.278) | 2 | 0.00306 (0.00278) | 0.304 (0.377) | 2 | 0.00129 (0.00210) |
| 195 | BDL | 0 | BDL | 0 | BDL | 0 | ||||
| 206 | BDL | 0 | BDL | 0 | 0.249 (0.498) | 1 | ||||
| 209 | BDL | 0 | BDL | 0 | BDL | 0 | ||||
| tPCB | 19.3 (5.80) | 10.5 (4.92) | 15.2 (6.17) | |||||||
| tDioxinlike | 5.76 (2.10) | 3.04 (2.05) | 3.93 (0.849) | |||||||
| tTEQ | 42.8 (62.2) | 22.9 (27.2) | 10.4 (19.4) | |||||||
| Percent lipid | 5.05 (4.83) | 4.44 (2.67) | 5.24 (3.26) | |||||||
aBird toxic equivalent factors (Van den Berg et al. 1998)
SD standard deviation, n > DL number of samples above detection limit, BDL below detection limit, tPCB total PCB concentration, tDioxinlike total dioxinlike concentration, tTEQ total TEQ concentration