From: Hair mercury levels in Amazonian populations: spatial distribution and trends
Studied population | River basin | Location | N | Hg mean μg/g (median) [SD] | Range μg/g | > 10 μg/ga | Fish consumption |
---|---|---|---|---|---|---|---|
General population | Â | Â | Â | Â | Â | Â | Â |
BASAG 2007 | Maroni River | Sinnamary | 285 | 1.8 | Â | 5% | Â |
 | Oyapok River | Lower Maroni River | 740 | 1.7-3.6 |  | 2.4% |  |
 |  | Lower Oyapok | 144 | 1.5-3.4 |  | 1 person |  |
 |  | River | 181 | 4.6-7.2 |  | 7.6-18.2% |  |
 |  | Upper Oyapok River |  |  |  |  |  |
Cordier et al. 1998 | Maroni River Oyapok River | 11 health centers | Â | Â | Â | Â | Â |
 |  |    Adults | 255 | 3.4b | 0.2-22.0 | 12.2% |  |
 |  |    Pregnant women | 109 | 1.6b | 0.2-13.0 | 4.6% |  |
 |  |    Children | 136 | 2.5b | 0.2-31.0 | 11.8 |  |
Fréry et al. 2001 | Maroni River | Cayodé, Twenké, Taluhen and Antécume-Pata | 235 | 11.4 [4.2] | 1.9-27.2 | 57.4% | 20-317 g/day |
Mothers and their infants | Â | Â | Â | Â | Â | Â | Â |
Cordier et al. 2002 | Maroni River Oyapok River | Upper Maroni River | Â | Â | Â | Â | Â |
 |  |    Children | 156 | 10.2b |  | 79% | 2 meals/day |
 |  |    Mothers | 90 | 12.7b |  |  |  |
 |  | Oyapok River |  |  |  |  |  |
 |  |    Children | 69 | 6.5b |  |  |  |
 |  |    Mothers | 63 | 6.7b |  |  |  |
 |  | Lower Maroni River |  |  |  |  |  |
 |  |    Children | 153 | 1.4b |  |  |  |
 |  |    Mothers | 77 | 2.8b |  |  |  |