Nyepi Laut is the maritime version of the Nyepi silence day, practiced mainly on the 3 islands of Nusa Penida. That day there is no maritime activity on Nusa Penida, Nusa Lembogan and Nusa Ceningan. It means no boat to join or leave the islands, no boat between the islands, no scuba diving, no snorkeling. And no activity involving the sea like swimming or walking on the beach.