(Image: Police Scotland)
Police have issued an update on a missing man from Johnstone.
Jim Wither was last seen walking towards Beith Road around 12.18pm on Sunday, October 18.
He is described as a white male, 6'4" in height, medium build with medium length white hair.
Police previously described the 82-year-old as "vulnerable".
Police have said that enquiries have established that he may have entered the water after boarding a ferry from Ardrossan to Arran.
On Sunday at about 8.30pm, an extensive search was launched after a man fell from the MV Caledonian Isles near Arran.
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Two helicopters, a coastguard aircraft, Royal National Lifeboat Institution (RNLI) lifeboats, and rescue teams from the surrounding area were sent to find the passenger, but the search was called off at 4.55am on Monday.
The Maritime and Coastguard Agency (MGCA) said the decision was made pending any new information.
In a statement issued on Tuesday, Police Scotland said: "On Sunday, 18 October, 2026, we received a report of a man missing from Johnstone .
"Following enquiries, it was established the man may have entered the water after boarding a ferry from Ardrossan to Arran.
"Officers assisted partners during a search off the eastern coast of the Isle of Arran and enquiries remain ongoing."