WALVIS - IMO 7208649- 
| Name | : | WALVIS |
| Former names | : | UK.229 Aaltje (2000-2011), Erika (1972-2000) |
| IMO number | : | 7208649 |
| Type | : | Standby safety offshore vessel |
| Built | : | 1972 |
| Length | : | 23,85 m |
| Beam | : | 6,40 m |
| Draught | : | 3,50 m |
| Speed | : | 7 knots ECO / 10 knots max. |
| Owner | : | Van Laar Maritime, IJmuiden - The Netherlands |
| Flag | : | Vanuatu |
| Port of registry | : | Port Vila |
