| Parameters | Location | Site/Activity | Min. | Max. | SD | CV (%) | Mean ± SE | H | p |
| S. molesta coverage (m2/400 m2) (n = 24) | Landing Site | Kayei | 0.00 | 194.56 | 49.81 | 125.46 | 39.71 ± 10.17 | 5.57 | 0.14 |
| Acholi inn | 0.00 | 382.83 | 112.13 | 110.24 | 101.72 ± 22.89 | ||||
| Waitumba | 0.20 | 160.98 | 51.69 | 123.39 | 41.89 ± 10.55 | ||||
| Masindi port | 0.00 | 347.48 | 76.63 | 126.89 | 60.39 ± 15.64 | ||||
| Human Activity | Boat dock | 0.00 | 306.71 | 95.29 | 115.87 | 82.24 ± 19.45 | 4.10 | 0.25 | |
| Waste site | 5.59 | 382.83 | 103.47 | 125.26 | 82.61 ± 21.12 | ||||
| Garden | 0.00 | 207.17 | 57.90 | 113.67 | 50.93 ± 11.82 | ||||
| Fishing | 0.00 | 142.60 | 29.05 | 103.97 | 27.94 ± 5.93 |