| S/No. | Geomorphologic Units | Project Location | Latitude (N) | Longitude (E) |
| 1 | Mangrove & Saltwater Back Swamp | Degema | 4.47˚ | 6.766˚ |
| 2 | Freshwater Back Swamp and Meander Belt | Tuomo | 5.116667˚ | 5.883333˚ |
| 3 | Mangrove & Saltwater Back Swamp | Azama | 5.593231˚ | 5.297772˚ |
| 4 | Coastal Alluvium, Mangrove and Freshwater Swamp | Port Harcourt Diobu | 4.780725˚ | 6.994094˚ |
| 5 | Saltwater Swamp | Isaka & Dutch Island | 4.735091˚ | 7.002645˚ |
| 6 | Coastal Plain Sand Benin Fm. | Inen | 4.783277˚ | 7.561288˚ |
| Odoro Ikpe | 5.357311˚ | 7.753379˚ |