| Sample name | Sample Concentration (ppb) |
| Buka LSK | 1.96 |
| Buka CSM | 1.30 |
| Buka CMO | 1.80 |
| Bream LSK | 3.84 |
| Bream CSM | 3.78 |
| Bream CMO | 3.83 |
| Mintesa LSK | 2.60 |
| Mintesa CSM | 2.60 |
| Mintesa CMO | 2.60 |
| Catfish LSK | 3.40 |
| Catfish CSM | 3.40 |
| Catfish CMO | 3.30 |
| Makobo LSK | 1.60 |
| Makobo CSM | 1.60 |
| Makobo CMO | 1.50 |