Anglesey Sqn Search and Rescue Helicopters, both units providing employment for about 500 civilians. RAF Valley is now the headquarters of 22 Sqn Search and Rescue. There is a wide range of smaller industries, mostly located in industrial and business parks, especially at Llangefni and Gaerwen. These include an abattoir and fine chemical manufacturing, as well as factories for timber production, aluminium smelting, fish farming and food processing. The island is also on one of the major routes from Britain to Ireland, via ferries from Holyhead, off the west of Anglesey on Holy Island, serving Dún Laoghaire and Dublin Port. Much
Anglesey near the north coast. There are plans for the world's first Tidal Flow turbines, near The Skerries, off the north coast, and for a major biomass plant on Holy Island (Ynys Gybi). Developing such low-carbon energy assets to their full potential forms part of the Anglesey Energy Island project. When the aluminium smelting operation closed in September 2009, it reduced its workforce from 450 to 80; this has been a major blow to the island's economy, especially to Holyhead. The Royal Air Force station RAF Valley (Y Fali) is home to the RAF Fast Jet Training School and also 22