A union representative says he's unsure about wage rates which are to be offered by a new shipping company.
The Ellan Vannin Line plans to have a freight service up and running by October, with a passenger service due to follow in time for TT next year.
Captain Kurt Buchholz, the man behind the firm, presented his plans at a public meeting on Friday.
One of those who attended was Chris Bowen, who's chief officer on the Ben-my-Chree and liaison officer for the union Nautilus.
He told Manx Radio wages are a concern:
Amber weather warning issued as strong winds and coastal conditions expected overnight
Hospice funding criticised by UK charity chief amid Isle of Man service cuts
Sailings cancelled as storm brings gale-force winds
Manx Mountain Marathon route diverted over safety concerns amid forecast strong winds
Rushen MHKs to meet with Southern Group Practice over appointment concerns