Research and survey vessel 'NRP Almirante Gago Coutinho' of the Portuguese Navy carrying out batimetric surveys in the Lisbon harbour.

In service with the Portuguese Navy since 1999. Re-fitted in 2007.

Main characteristics:
Class: D. Carlos I (formerly: T-AGOS)
MMSI: not available
Callsign: CTHA
LOA: 68,3m
Beam: 13,1m
Draught: 5,6m
GT: 2285 t
Year of Build: 1985
Builder: TACOMA BOATBUILDING (TACOMA WA, U.S.A.)
Home port: Lisbon
Flag: Portugal
Max. speed: 10 kts
Cruising speed: 9 kts
Former names:
USNS Assurance until Sep 1999