Table III.
Mean (±SD), median and range of non-essential elements (ppb ww) in various raw and processed tissues of spotted seals (n=5) and sheefish (n=8) harvested in Kotzebue, Alaska (2004–2005).
| THg | MeHg | %MeHg | Cd | As | Ag | Pb | |
|---|---|---|---|---|---|---|---|
| Spotted Seal | 2704 (±254) | 41.5 (±13.4) | |||||
| Blubber | BDLa | BDLa | ----- | BDLa | 2630 | BDLa | 36.1 |
| Raw | 2410–3060 | 26.1–60.2 | |||||
| Spotted Seal | 2580 (±348) | 33.1 (±9.3) | |||||
| Blubber | BDLa | BDLa | ----- | BDLa | 2570 | BDLa | 30.6 |
| Rendered | 2110–3070 | 25.3–49.3 | |||||
| Spotted Seal | 182 (±46) | 149 (±17) | 86.4 (±23.9) | 197 (±70) | 5.73 (±0.95) | ||
| Muscle | 196 | 146 | 72.0 | BDLa | 172 | BDLa | 5.13 |
| Raw | 133–242 | 128–172 | 64.9–119 | 141–319 | 4.96–6.89 | ||
| Spotted Seal | 261 (±74) | 179 (±42) | 71.2 (±21.0) | 200 (±21) | 4.34 (±0.89) | ||
| Muscle | 294 | 182 | 61.4 | BDLa | 209 | BDLa | 4.41 |
| Boiled | 161–343 | 112–226 | 57.8–108 | 175-219 | 3.32–5.65 | ||
| Spotted Seal | 406 (±111) | 415 (±125) | 103 (±17) | 583 (±249) | 7.82 (±6.65) | ||
| Muscle | 413 | 430 | 110 | BDLa | 532 | BDLa | 5.13 |
| Dried | 248–559 | 289–596 | 73.0–116 | 370–991 | 4.34–19.7 | ||
| Spotted Seal | 1991 (±1170) | 314 (±35) | 22.9 (±15.2) | 478 (±155) | 415 (±154) | 43.0 (± 21.1) | 10.5 (±4.4) |
| Liver | 2500 | 326 | 13.6 | 374 | 362 | 44.1 | 8.94 |
| Raw | 615–3140 | 253–340 | 10.4–41.1 | 349–671 | 304–686 | 20.9–69.3 | 6.93–17.9 |
| Spotted Seal | 2510 (±1524) | 415 (±60) | 26.4 (±21.3) | 456 (±111) | 557 (±159) | 61.8 (±32.1) | 16.1 (±9.8) |
| Liver | 3440 | 442 | 12.9 | 440 | 493 | 60.6 | 15.2 |
| Fried | 835–3730 | 336–482 | 9.91–57.8 | 351–626 | 432–828 | 24.9–112 | 4.91–30.8 |
| Spotted Seal | 444 (±132) | 83.9 (±13.2) | 19.9 (±5.8) | 3488 (±538) | 281 (±58) | 16.5 (±4.4) | |
| Kidney | 437 | 84.4 | 19.0 | 3740 | 296 | BDLa | 15.9 |
| Raw | 336–661 | 63.8–99.8 | 13.6–29.4 | 2830–4040 | 182–333 | 11.1–21.3 | |
| Spotted Seal | 576 (±200) | 113 (±26) | 20.4 (±4.4) | 2417 (±1273) | 541 (±559) | 7.79 (±1.45) | |
| Kidney | 526 | 100 | 21.1 | 2270 | 279 | BDLa | 7.47 |
| Boiled | 399–908 | 90.9–151 | 15.2–25.1 | 616–4090 | 245–1540 | 6.66–10.2 | |
| Sheefish | 87.7 (±34.5) | 69.0 (±23.9) | 80.0 (±13.9) | 6236 (±3030) | |||
| Muscle | 76.7 | 64.5 | 76.2 | BDLa | 6466 | BDLa | BDLa |
| Raw | 62.5–169 | 45.5–117 | 64.1–99.8 | 2059–10547 | |||
| Sheefish | 103 (±39) | 93.8 (±28.2) | 95.8 (±23.9) | 5563 (±2437) | |||
| Muscle | 94.8 | 87.7 | 85.5 | BDLa | 6147 | BDLa | BDLa |
| Baked (No Skin) | 58.2–185 | 66.3–160 | 76.2–148 | 1979–8309 | |||
| Sheefish | 102 (±40) | 91.9 (±35.4) | 90.0 (±7.3) | 5810 (±2949) | |||
| Muscle | 96.9 | 81.7 | 89.6 | BDLa | 6086 | BDLa | BDLa |
| Baked (With Skin) | 62.5–191 | 56.4–169 | 79.7–98.5 | 1695–10455 | |||
| Sheefish | 158 (±63) | 161 (±66) | 104 (±17) | 10175 (±4863) | |||
| Muscle | 133 | 159 | 108 | BDLa | 10978 | BDLa | BDLa |
| Dried (No Skin) | 97.8–268 | 102–306 | 75.7–125 | 3326–16697 | |||
| Sheefish | 161 (±66) | 156 (±46) | 99.8 (±15.2) | 10945 (±5720) | |||
| Muscle | 140 | 153 | 97.5 | BDLa | 11543 | BDLa | BDLa |
| Dried (With Skin) | 106–311 | 94.5–256 | 82.3–123 | 2816–18962 | |||
| Sheefish | 108 (±39) | 85.6 (±28.5) | 80.6 (±14.6) | 6772 (±3658) | |||
| Muscle | 101 | 83.5 | 76.5 | BDLa | 7101 | BDLa | BDLa |
| Smoked (No Skin) | 68.4–195 | 49.1–148 | 65.9–109 | 2120–11827 | |||
| Sheefish | 105 (±43) | 84.6 (±27.5) | 82.4 (±7.8) | 5735 (±2646) | |||
| Muscle | 95.8 | 80.0 | 84.8 | BDLa | 5819 | BDLa | BDLa |
| Smoked (With Skin) | 70.0–198 | 57.4–135 | 68.4–92.2 | 2486–10272 |
a
aBDL = Below Detection Limit.