Swissco Swift, tug boat underway. Some vessel details classed by BV below:
Type & service: Tug boat / Tug, Special service, Anchor Handling
Total Power (HP): 3546 HP
Gross Tonnage 69: 499 t
Net Tonnage 69: 149 t
Deadweight: 363 ton t
Overall Length: 45 m
Breadth: 11 m