Table 3 Spatial distribution of organotin compounds (average of three replicates ± SD) in the Nearshore area including the shoreside zones and the center area of channel
Sampling year | Sampling area | Number | MBT | DBT | TBT | DPhT | TPhT | Total |
|---|---|---|---|---|---|---|---|---|
ng Sn g−1 dw | ||||||||
2015 | Shoreside zone | FS2 | 11.3 ± 2.4 | 6 ± 2.5 | 4.8 ± 0.7 | 4.2 ± 2.1 | ND | 26.3 |
FS5 | 7.7 ± 1.5 | 7.9 ± 1.3 | ND | 4.0 ± 2.1 | 3.4 ± 1.0 | 23 | ||
FS6 | 7.5 ± 3.8 | 11.8 ± 2.1 | 5.3 ± 2.6 | 4.0 ± 1.5 | 2 ± 1.4 | 30.6 | ||
F2 | 9.9 ± 4.0 | 6.3 ± 1.1 | 9.6 ± 1.1 | ND | 4.5 ± 1.1 | 30.3 | ||
Channel center | FS3 | ND | ND | 5.5 ± 1.3 | ND | ND | 5.5 | |
FS4 | ND | ND | 2.9 ± 1.5 | ND | ND | 2.9 | ||
F1 | ND | ND | 2.9 ± 2.0 | ND | ND | 2.9 | ||
F3 | ND | ND | 3.9 ± 1.8 | ND | ND | 3.9 | ||
2016 | Shoreside zone | FS1 | 6.4 ± 2.3 | 9.4 ± 0.6 | ND | ND | ND | 15.8 |
FS2 | 5.8 ± 1.4 | 6.7 ± 2.2 | ND | 3.9 ± 1.0 | 5.2 ± 4.1 | 21.6 | ||
FS5 | 5.4 ± 3.2 | 7.8 ± 2.5 | ND | 3.3 ± 2.6 | 5.6 ± 1.3 | 22.1 | ||
FS6 | 13.2 ± 2.9 | 5.8 ± 1.6 | ND | 4.1 ± 3.3 | 3.2 ± 2.0 | 27.3 | ||
S1 | 3.1 ± 2.1 | 10.3 ± 2.6 | 3.5 ± 2.4 | 5.6 ± 1.2 | 7.3 ± 5.3 | 29.8 | ||
S3 | ND | 8.2 ± 3.5 | 4.7 ± 1.8 | 4.4 ± 3.2 | 8.0 ± 2.5 | 25.3 | ||
S5 | 6.6 ± 1.7 | 10.5 ± 1.7 | ND | 4.2 ± 4.0 | 6.5 ± 1.6 | 27.8 | ||
S6 | 11.3 ± 2.1 | 9.4 ± 4.3 | ND | ND | ND | 20.7 | ||
Channel center | FS3 | ND | ND | 6.5 ± 2.7 | ND | 1.5 ± 1.0 | 8 | |
FS4 | ND | ND | 5.4 ± 1.9 | ND | ND | 5.4 | ||
S2 | 7.1 ± 1.1 | ND | ND | ND | ND | 7.1 | ||
S4 | ND | ND | 3.5 ± 2.8 | ND | ND | 3.5 | ||