This is the North Carr Lighthouse boat situated at the Discovery Quay dock in Dundee. It was involved in a fatal sea disaster in 1958 when it got in to trouble in the North Sea and the only available/nearest lifeboat was The Mona at Broughty Ferry. At 0318 hrs, Dec 8th it went to assist the lighthouse boat but capzised in galeforce winds and all 8 crew died.
The Mona
The Mona