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Table 2 Measured/adjusted PFOS concentrations in fish fillet (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 Measured PFOS conc. (fillet) Adjusted PFOS concentrations (fillet)
No adjustment to dry weight content Adjusted to dry weight content
TMF75 TMF50 TMF75 TMF50
01 3.88 16.0 13.4 19. 6 16.4
02 10.5 28.1 24.9 27.9 24.7
03 8.89 36.7 30.8 44.2 37.1
04 252 1039 872 1323 1110
05 7.86 32.4 27.2 41.9 35.2
06 3.45 14.3 12.0 17.6 14.8
07 3.48 14.4 12.0 17.3 14.5
08  < LQ nd nd nd nd
09 6.03 24.9 20.9 29.4 24.7
10  < LQ nd nd nd nd
11  < LQ nd nd nd nd
12 4.64 13.8 12.1 15.0 13.1
13 3.43 14.1 11.9 16.0 13.4
14 7.97 32.9 27.6 34.0 28.5
15 3.81 15.7 13.2 18.3 15.4