Table 1 Description of the sampling sites and concentration of PCBs in the water dissolved phase (DP), the suspended particulate matter (SPM) and the sediments of the Volturno River, Southern Italy
Sampling location | ΣPCBs | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Site Number identification | Site characteristics | Site location | Dissolved Phase (ng L−1) | Particulate phase (ng L−1) (ng g−1 dry wt) | Sediments (ng g−1 dry wt) | ||||||
Apr | Jul | Nov | Feb | Apr | Jul | Nov | Feb | Apr | |||
1 (river water) | Volturno River Source | 40°48′54.03′′N 14°36′45.36′′E | 7.48 | 10.2 | 8.04 | 5.23 | 17.0 (2091.6) | 11.3 (1157.1) | 32.2 (2843.7) | 42.8 (2170.8) | 64.4 |
2 (sea water) | River Mouth at 500mt North | 40°46′42.73′′N 14°34′00.48′′E | 6.71 | 7.70 | 6.56 | 4.68 | 2.71 (293.5) | 2.94 (1567.0) | 9.47 (305.2) | 22.2 (190.0) | 29.2 |
3 (sea water) | River Mouth at 500mt Central | 40°46′00.34′′N 14°33′10.68′′E | 6.80 | 6.29 | 6.84 | 4.76 | 5.2 (1269.8) | 7.74 (2735.9) | 10.8 (3481.2) | 6.85 (2300.7) | 18.4 |
4 (sea water) | River Mouth at 500mt South | 40°43′42.62′′N 14°28′07.89′′E | 7.72 | 9.37 | 7.77 | 5.02 | 8.76 (858.1) | 5.34 (4995.5) | 26.9 (780.7) | 30.6 (286.7) | 51.2 |
5 (sea water) | River Mouth at 1000mt North | 40°43′40.11′′N 14°28′06.45′′E | 6.21 | 6.86 | 5.81 | 3.94 | 1.74 (235.0) | 2.31 (160.8) | 6.55 (495.8) | 8.08 (79.8) | 22.1 |
6 (sea water) | River Mouth at 1000mt Central | 40°43′42.46′′N 14°28′05.03′′E | 6.35 | 5.85 | 6.71 | 3.74 | 3.87 (1356.3) | 4.79 (1593.9) | 4.27 (1479.6) | 2.66 (870.5) | 10.3 |
7 (sea water) | River Mouth at 1000mt South | 40°43′45.09′′N 14°28′05.17′′E | 6.90 | 8.88 | 6.74 | 4.73 | 5.75 (660.5) | 4.28 (291.4) | 17.4 (864.7) | 11.5 (96.6) | 30.7 |
8 (sea water) | River Mouth at 1500mt North | 40°43′35.68′′N 14°28′02.94′′E | 5.07 | 5.55 | 4.84 | 2.41 | 1.49 (148.8) | 0.71 (42.5) | 2.71 (946.1) | 3.76 (1185.2) | 9.2 |
9 (sea water) | River Mouth at 1500mt Central | 40°43′42.25′′N 14°27′59.97′′E | 4.92 | 5.89 | 5.00 | 2.28 | 2.71 (877.2) | 2.75 (922.3) | 1.82 (652.9) | 1.78 (609.0) | 4.3 |
10 (sea water) | River Mouth at 1500mt South | 40°43′49.26′′N 14°27′59.82′′E | 5.93 | 7.48 | 5.62 | 3.96 | 3.32 (1178.5) | 2.94 (245.1) | 5.06 (131.0) | 7.54 (2654.9) | 25.9 |