Jalna Construction spent two years constructing the Gracie Ava in Middlesbrough. The 45-foot (14m) long boat is now on its way to the Isle of Skye where it will be used for salmon fishing by Feorlig Marine. The boat’s builders said they hope to show engineering is still strong in the North East. Operators of the AV Dawson Wharf, reputed to be Middlesbrough’s oldest dock, said it was the first time they had launched a Teesside-built boat from there…