The Steam Packet company says silt at Heysham means today and tomorrow's ferry crossings have been rescheduled.
The Manxman's Douglas to Heysham trip at 8.30am will leave at 7.45, while her 2pm return voyage will set out at 1.30pm.
The Douglas to Heysham trip at 7.45pm will set off at 7.15.
Meanwhile on Saturday, the Heysham to Douglas 2am voyage will leave the UK at 1.30am.
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