Tug 'Cabo da Roca', registration S-36-RC, leaving the Alcantara docks in the early morning hours and heading upstream for another mission at the TMB (Lisbon harbour).

Main characteristics:
MMSI: 263601790
Callsign: CSZQ
LOA: 28,22 m
Beam: 8 m
GT: 194 tons
DWT: 299 tons
Average speed: 6.9 knots
Propulsion: VSP (Voith Schneider Propeller)
Flag: Portugal
Home port: Setúbal
Year of Build: 1972
Builder: ARGIBAY CONSTRUCÇÕES NAVAIS & MECÂNICAS (ALVERCA, PORTUGAL)
Owner & Manager: Rebosado - Reboques Fluviais do Sado (Setúbal, Portugal)