The main economies of Prince Edward Island are the seasonal industries of agriculture, tourism and fishery. It has limited heavy industries and manufacturing processes. Its main resource includes natural gas. The exact quantity of it is unknown. Agriculture is the most dominant industry of Prince Edward Island. It produces almost a third of Canada's total potato production. Other activities also include lobster fishing, oyster fishing and mussel farming. The Canadian province has also improved in terms of transportation and communication with North America. They have also improved in airports, seaports and railway systems. The island is named after Prince Edward Augustus, the father of Queen Victoria.