Satellite seals

A harbour seal wearing a satellite linked transmitter on its head is pictured after its release into the waters of Howe Sound in Porteau Cove, British Columbia, Nov. 20, 2013.

The seal is one of two which had received months of care at the Vancouver Aquarium Marine Mammal Rescue Centre after being rescued from the wild.

Wearing the transmitters will help track their movements after their release.

Porteau Cove, British Columbia

A pair of harbour seals wearing satellite linked transmitters on their heads are released into the waters of Howe Sound in Porteau Cove, British Columbia, Nov. 20, 2013.

Porteau Cove, British Columbia

A harbour seal wearing a satellite linked transmitter on its head waits to be released into the waters of Howe Sound in Porteau Cove, Nov. 20, 2013.

Porteau Cove, British Columbia

A pair of harbour seals wearing satellite linked transmitters on their heads face each after being released into the waters of Howe Sound, Nov. 20, 2013.

Porteau Cove, British Columbia

Members of the media record a harbour seal wearing a satellite linked transmitter making its way into the waters of Howe Sound after its release in Porteau Cove, British Columbia Nov. 20, 2013.

Porteau Cove, British Columbia

A harbour seal is reluctant to leave its cage after its release at Howe Sound in Porteau Cove, Nov. 20, 2013.

Porteau Cove, British Columbia

A pair of harbour seals wearing satellite linked transmitters on their heads wait to be released into the waters of Howe Sound in Porteau Cove, Nov. 20, 2013.