All workers will be made redundant at the end of August as BP ended the contract for the vessel.
Around a dozen key workers will begin continuous strike action from 00:01 hours on Monday 20 June at the port of Lerwick, Shetland.
If the ballot for industrial action is successful then strike action could begin in August at the beginning of the new school term.
Workers at Marine Scotland in seafaring roles will take part in two separate periods of 48-hour strike action involving Marine Protection Vessels (MPV) Hirta on 26 and 27 May, and Jura on 3 and 4 June.
Workers in every Stagecoach division in Scotland have supported taking industrial action in a dispute over pay.
“Stagecoach’s stance has been nothing short of shocking, and it has infuriated the workforce who have continued to work diligently throughout the Covid pandemic. ” Dougie Maguire, Unite regional coordinator,
Letters:”Do the views and needs of Island communities carry any real weight with politicians and the public bodies who answer to them?”
“I guess it may seem strange to celebrate a day of strike action by workers providing a lifeline service, but in the case of the HIAL air traffic controllers I think that I am justified.”
“I urge both sides to get back round the table for talks to develop a solution that best addresses the aspirations of both union members and HIAL management.” Emma Roddick MSP SNP
Prospect members working in air traffic control for Highlands and Islands Airports Limited (HIAL) are to stage a one day strike on 29 July over plans to centralise air traffic control in Inverness.
Industrial action is planned for the middle of May, which could result in a significant shock to oil processing and supplies.