WAALSTROOM - IMO 9776169- 
| Name | : | WAALSTROOM |
| Former names | : | Aitana B (2016-2021) |
| IMO number | : | 9776169 |
| Type | : | tug / multi purpose vessel |
| Built | : | 2016 |
| Length | : | 27 m |
| Beam | : | 12 m |
| Draught | : | 3,35 m max. |
| Bollard Pull | : | 35,2 ton |
| Speed | : | 10,8 knots (max.) |
| Accommodation | : | 11 persons (1 x single, 5x double cabins) |
| Manager/owner | : | Van Wijngaarden Services, Hardinxveld-Giessendam -The Netherlands |
| Flag | : | The Netherlands |
| Port of registry | : | Hardinxveld-Giessendam |
