"Canal Boat Diaries" is jumping ship from BBC Four and has found new moorings on UKTV's Yesterday Channel with an extended longer fifth series.The popular series, starting on June 3rd, sees presenter and canal boat fanatic Robbie Cumming, take viewers on a journey of Northamptonshire's waterways, a place where many boaters avoid, simply because of the large lock flight needed to get to the town.Robbie spends a week there exploring - he even gets himself a nautical tattoo!