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Table 1 Predicted and measured PFOS concentrations (ng g−1 ww) in fish fillets based on the September campaign (nd: not determined)

From: Monitoring priority substances in biota under the Water Framework Directive: how effective is a tiered approach based on caged invertebrates? A proof-of-concept study targeting PFOS in French rivers

Site Predicted concentrations calculated with Measured concentrations (fish fillet)
Median slope Upper bound (CI 95%) of slope Lower bound (CI 95%) of slope
TMF75 TMF50 TMF75 TMF50 TMF75 TMF50
01 nd nd nd nd nd nd 3.88
02 19.6 15.1 16.17 12.42 23.10 17.74 10.5
03 11.6 9.15 9.53 7.54 13.62 10.76 8.89
04 8.60 7.08 7.08 5.83 10.11 8.33 252
05 310 203 256 168 365 239 7.86
06 16.1 12.7 13.2 10.5 18.9 14.9 3.45
07 5.43 4.34 4.47 3.57 6.39 5.10 3.48
08 6.59 5.30 5.43 4.36 7.75 6.23  < LQ
09 4.37 3.55 3.60 2.93 5.14 4.18 6.03
10 3.71 3.33 3.06 2.74 4.37 3.92  < LQ
11 nd nd nd nd nd nd  < LQ
12 4.11 3.16 3.38 2.60 4.83 3.72 4.64
13 24.6 18.9 20.3 15.5 28.9 22.2 3.43
14 41.8 32.4 34.4 26.7 49.2 38.1 7.97
15 22.8 17.6 18.8 14.5 26.8 20.6 3.81