Arctic Archipelago Disagreement over the passages' status has raised Canadian concerns about environmental enforcement, national security, and general sovereignty. Hans Island, in the Nares Strait east of Ellesmere Island, is a territory currently contested between Canada and Denmark. The archipelago extends some longitudinally and from the mainland to Cape Columbia, the northernmost point on Ellesmere Island. It is bounded on the west by the Beaufort Sea; on the northwest by the Arctic Ocean; on the east by Greenland, Baffin Bay and Davis Strait; and on the south by Hudson Bay and the Canadian mainland. The various islands are separated from each other
Johnstone Strait Johnstone Strait Johnstone Strait is a channel along the north east coast of Vancouver Island in British Columbia, Canada. Opposite the Vancouver Island coast, running north to south, are Hanson Island, West Cracroft Island, the mainland British Columbia Coast, Hardwicke Island, West Thurlow Island and East Thurlow Island. At that point, the strait meets Discovery Passage which connects to Georgia Strait. The strait is between and wide. It is a major navigation channel on the west coast of North America. It is the preferred channel for vessels from the Georgia Strait leaving to the north of Vancouver Island through the