M'Clure

(McClure), a strait in the western Canadian Arctic Archipelago, between Banks Island in the south and Prince Patrick and Melville islands in the north. Length, approximately 400 km; width, 88-140 km; depth, more than 300 m (maximum depth, 472 m). It is covered with ice throughout the year. Ships accompanied by icebreakers can pass in August and September. The strait was named in honor of R. J. McClure.