Yarok Island – an island in the Yana Bay, at the mouth of the Yana River, the Republic of Sakha (Yakutia), Russia. The island is elongated in the east–west direction. Its length is about 48 km and its maximum breadth is 26 km. The western coast of Yarok Island is elevated. To the northeast of Yarok Island, there is the island of Makar as well as the Shelonsky Islands.