Atlantic Offshore said one if its fleet has been laid-up after a contract ended.
The Ocean King had been working on a contract for Statoil.
However, in a short statement the company said vessel had since completed the work.
In April this year, Atlantic Offshore confirmed it was “business as usual” at its Aberdeen operation after its parent company announced it had sold its assets and was filing for bankruptcy.
Two of the Norwegian firm’s Scottish companies were put into administration and were then bought out a day later as part of the process, securing more than 260 jobs.
EY were also appointed as administrators to AO’s Scottish companies, Atlantic Offshore Rescue and Atlantic Offshore Aberdeen.