Table 1: Anthracene sediment sampling location statistics for the Buffalo River (ng/g).

Depth (cm) No. of sites Min* Max Average SD 0–30 111 19 12000 422.38 1280.05 30–60 34 57 10000 1763.79 2773.84 60–90 33 64 10000 2251.88 3162.62 90–120 49 26 110000 4323.16 15863.95 120–150 50 39 110000 4959.38 16362.10