| Study zones | Number of individuals | Altitude (m) | Latitude (North) | Longitude (West) |
| Beka-Hosséré | 3 | 151 | 13.54954 | 7.31206 |
| Bini-Dang | 7 | 172 | 13.55698 | 7.41479 |
| Gada-Dang | 4 | 1079 | 13.55647 | 7.42020 |
| Soum-Soum | 3 | 1112 | 13.58549 | 7.31722 |
| Camp-Prison | 4 | 1112 | 13.58203 | 7.31649 |
| Djackbol | 4 | 1105 | 13.58896 | 7.31637 |
| Remnyanga | 4 | 1100 | 13.58868 | 7.31947 |
| Darang | 5 | 118 | 13.49344 | 7.38212 |
| 12 Poteaux | 6 | 1093 | 13.59418 | 7.32876 |
| Marza | 7 | 1090 | 13.60984 | 7.26832 |
| Mayodori | 4 | 1115 | 13.53957 | 7.47957 |
| Malo | 5 | 1114 | 13.53985 | 7.47198 |
| Ngouhora | 4 | 1115 | 13.61880 | 7.37729 |