Push tug 'Ametista', registration LX-59-EST, heading eastbound on the Tagus river (Lisbon harbour).

Main characteristics:
MMSI: 263671860
Callsign: CSXH8
LOA: 18m
Beam: 8m
GT: 103 t
Engine power: 700 HP
Type: Multicat
Crane: 18 ton
Year of build: 1996
Builder: DAMEN SHIPYARD GORINCHEM (GORINCHEM, NETHERLANDS)
Flag: PORTUGAL
Home port: Lisbon
Owner and Operator: APL-Lisbon Port Authority (Lisbon, Portugal)