Stena Line officers could be balloted over strike action in a row over UK jobs.
The Nautilus International union wants the Swedish ferry owner to enter into talks about the withdrawal of the 16,300-gt UK-flagged freight ro-ro Capucine (built 2011).
The ship and a Dutch-flagged ro-pax are due to be replaced by two other Dutch-registered vessels, one of which is chartered in, when their bareboat deals expire in January.
