Spanish tug 'Sertosa Veintiseis' in the port of Corunna on 7th, July 2012.
Photo taken by my brother Víctor Mohedano and posted here with his permission.

Name: Sertosa Veintiseis
IMO number: 9057692
Type of ship: Tug
Year of build: 1993
Builder: Astilleros Zamakona (Santurtzi)
Yard No: 263
LOA: 29,5 m.
LPP: 28 m.
Beam: 11 m.
GT: 326
DWT: 576
Depth: 4 m.
Draught: 2,78 m.
Speed: 12 knots
Bollard Pull: 45,3 T
Call sign: EAJK
Port of registry: Algeciras
Flag: Spain

Sisters ships: 'Sertosa Veintisiete' (IMO 9060974) and 'Sertosa Veintiocho' (IMO 9133953)