Satava is a large island in the Archipelago Sea, off the coast of the city of Turku, Finland. The island is located between Hirvensalo and Kakskerta, and as with many Finnish islands, it has a large amount of summer residences. Satava is also a district of Turku, encompassing the island itself and some surrounding smaller islands, such as Kulho and Järviā¦Satava is a large island in the Archipelago Sea, off the coast of the city of Turku, Finland. The island is located between Hirvensalo and Kakskerta, and as with many Finnish islands, it has a large amount of summer residences. Satava is also a district of Turku, encompassing the island itself and some surrounding smaller islands, such as Kulho and Järvistensaari.