Original sentence: Not only did he discover the island, but he was forced to spend the winter at what is now called "Winter Harbour", until August 1, 1820 owing to freeze-up of the sea.The island is named for Robert Dundas, 2nd Viscount Melville who was First Sea Lord at the time
Edited sentence: Not only did he discover the island, but he was forced to winter over on the inhospitable land until August 1, 1820 owing to freeze-up of the sea.The site was named Winter Harbour