Cumberland Peninsula Baffin Island. The terrain is mountainous, and Mt. Odin, near the Arctic Circle, rises . The peninsula is home to Pangnirtung, which lies on the southwest coast, and the Auyuittuq National Park. Cumberland Peninsula Cumberland Peninsula is a peninsula in the southeastern part of Baffin Island in Nunavut, Canada. It is located between 64°56' and 67°57' north latitude, and 61°56' to 68° west longitude. The Arctic Circle crosses the peninsula, with the Labrador Sea to the southeast, and the Davis Strait to the east, which lies between the peninsula and Greenland. The Cumberland Sound lies to the southwest, separating the
Northwest Atlantic Marine Ecozone Northwest Atlantic Marine Ecozone The Northwest Atlantic Marine Ecozone, as defined by the Commission for Environmental Cooperation (CEC), is a Canadian marine ecozone forming a transitional region between the cold northern waters of the Arctic Ocean and the more temperate waters in its southern extent. Stretching in a narrow strip offshore from Ellesmere Island and Devon Island in Baffin Bay, it runs parallel to the coast of Bylot Island and Baffin Island until meeting it at the Cumberland Peninsula. It covers the waters of the Davis Strait and the Hudson Strait, Ungava Bay and portions of the Labrador Sea, including