Mid-Indian Ocean Ridge
| Full Name | Latitude | Longitude | Group # | Geographic local, specific |
| CIRCE-087RD | -9.05 | 67.3666667 | 13 | Mid-Indian Ocean Ridge - Vema Trench |
| CIRCE-094RD | -15.55 | 66.75 | 13 | |
| CIRCE-097RD | -17.05 | 66.8666667 | 13 | Mid-Indian Ocean Ridge - Marie Celeste Fracture Zone |
| CIRCE-104RD | -19.833333 | 66.05 | 13 | Mid-Indian Ocean Ridge - Egeria Fracture Zone |
| CIRCE-110RD | -26.616667 | 67.5333333 | 13 | |
| CIRCE-115RD | -25.833333 | 65.5166667 | 13 | |
| VM16-019BT | -29.8666 | 62.6 | 13 | |
| VM29-001RD | -20.15 | 67.5 | 13 |