Manxman will be undergoing planned maintenance over the next few months, with other vessels covering its sailings.
The Steam Packet Company says it’ll be out of action on March 26, April 15, April 25 and May 7.
There will be no disruption to passengers, with the affected crossings being covered by the Manannan or Ben-my-Chree.
The company says the maintenance is a routine annual requirement.
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School meals meat bought locally, but may not be Manx
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Manx Care staff suspensions cost £110,000, says minister
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Formula One Classic TT cancelled
MGP organisers say Friday's race schedule has been tweaked after delays to today's action on the Mountain Course.
Course due to close at 6pm, say police
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Racing delayed again, with schedule update "imminent"
Race organisers say there's a further delay to today's racing.
