Photo: Divers check out equipment during Nunalivut 2012

Divers surface through the ice during Nunalivut 2012, the Canadian military’s annual spring sovereignty operation now underway in the High Arctic. A dive team on Devon Island is conducting diving operations as part of Defence Research and Development Canada’s $10-million northern watch project.That project installs undersea surveillance devices in various locations along the Northwest Passage. Nunalivut, which started April 10, wraps up May 1. (PHOTO COURTESY OF COMBAT CAMERA/ DND)