Vos Ruler
| Imo | 8106989 |
| Roepletter | A8AE4 |
| Bouwjaar | 1982 |
| Brt | 300 Ton |
| L x b x h | 36.56 x 8.01 x 4.48 |
| Engine | Bolnes Type: 10DNL150-160 / Power: 1103 kw / Speed 12 kn |
| Vlag / Thuishaven | Liberia / Monrovia |
| Eigenaar | Offshore Support Vessel I bv |
| Manager | Vroon Offshore Services bv, Den Helder Netherlands |
| Shipyard | Scheepswerf Metz bv, Urk Netherlands (57) |
| Ex | UK 184 Geertruida / Telco Ruler |
| Foto: Jack Bouman | Warterweg Februari 2011 |