Table 3 |
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|
Total Hg concentrations in blood of pinniped species |
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|
Species |
Location, year |
Condition |
Reference |
Concentration |
|
|
|
|||||
|
μg.L-1 |
μg.g-1 fw |
||||
|
|
|||||
|
Phoca vitulina |
North Sea. (1997–2004) |
Free-ranging seals |
this work |
172 ± 143 (43–611) n = 22 |
0.16 ± 0.13 (0.04 – 0.56) n = 22 |
|
Phoca groenlandica |
NW Atlantic |
Captive seal (before MeHg exposure) |
[61] |
80 ± 40 (n = 6) |
nd |
|
Phoca groenlandica |
Gulf of St Lawrence (1976 – 1978) |
Free-ranging adult seals |
[62] |
nd |
Males: 0.15 ± 0.02 n = 2 Females: 0.07 ± 0.04 n = 48 |
|
Phoca groenlandica |
Front ice off Newfoundland – Labrador (1976–1978) |
Free-ranging adult seals |
[62] |
nd |
Males: 0.04 ± 0.02 n = 3 Females: 0.02 n = 1 |
|
Leptonychotes weddellii |
Antarctic 1980 |
Free-ranging seals |
[63] |
nd |
0.02 n = 2 |
|
Callorhinus ursinus |
Alaska, 1972 |
Wild nursing cows |
[85] |
nd |
0.099 n = 2 |
|
|
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|
mean ± standard deviation, n = number of samples analysed, nd = not determined |
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|
Das et al. Environmental Health 2008 7:52 doi:10.1186/1476-069X-7-52 |
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