GEOSURVEYOR XI - IMO N/A- 
| Name | : | GEOSURVEYOR XI |
| Former names | : | Oostende XI (1988-2013) |
| IMO number | : | N/A |
| Type | : | Crew transfer & Survey vessel |
| Built | : | 1988 |
| Length | : | 21,10 m |
| Beam | : | 6,40 m |
| Draught | : | 2,06 m |
| Speed | : | 11 knots |
| Capacity | : | 12 passengers + 2 crew |
| Operator | : | GEOxyz BVBA, Zwevegem - Belgium |
| Flag | : | United Kingdom |
| Port of registry | : | London |
