It's to do with the tides. There was a case last year where a young man went missing from Embo and his body was found in a harbour 70 miles away in Aberdeenshire. http://www.bbc.co.uk/news/uk-scotland-highlands-islands-34222786Oh, I didn't catch that. Yes, LE must have good reason to think it is him if it was over 100 miles away - they wouldn't just assume it was him.