Table 4 Total PCDD/PCDF in fish and shellfish along the Straits of Malacca by regions
Sample | WHO-TEQ (pg/g fresh weight) | Mean fat content (%) | p-value* | ||
|---|---|---|---|---|---|
Northern region | Middle region | Southern region | |||
Hardtail scad | 0.17 ± 0.01 | 0.27 ± 0.01 | 0.32 ± 0.17 | 1.9 | 0.360 |
Spanish mackerel | - | - | 0.32 ± 0.15 | 4.4 | - |
Grey eel-catfish | - | - | 1.24 ± 0.47 | 5.7 | - |
Dorab wolf-herring | - | - | 0.19 ± 0.04 | 3.7 | - |
Fourfinger threadfin | 0.12 ± 0.08 | 0.2 ± 0.04 | - | 2.5 | 0.473 |
Indian mackerel | 0.15 ± 0.01 | 0.22 ± 0.07 | - | 3.5 | 0.316 |
Japanese threadfin bream | 0.48 ± 0.41 | - | - | 2.3 | - |
Long-tailed butterfly ray | 0.14 ± 0.02 | 0.16 ± 0.01 | - | 1.1 | 0.333 |
Sixbar grouper | 0.15 ± 0.01 | 0.23 ± 0.09 | - | 2.9 | 0.429 |
Silver pomfret | 0.15 ± 0.02 | - | - | 3.7 | - |
Large-scale tongue sole | 0.16 ± 0.03 | - | - | 0.8 | - |
Malabar red snapper | - | 0.40± 0.02 | - | 5.5 | - |
Cockles | - | 0.25 ± 0.02 | - | 3.0 | - |
Prawn | - | 0.22 ± 0.03 | 0.30 ± 0.04 | 1.3 | 0.117 |
Cuttlefish | 0.14 ± 0.01 | 0.17 ± 0.01 | 0.17 ± 0.02 | 2.6 | 0.604 |