Great white Lydia is on the move, Dal is on her tail

She’s big, hungry and headed here. A great white shark named Lydia is on her way to Nova Scotia, apparently to chow down on some seals at Sable Island. Researchers at the new Dalhousie Ocean Sciences Building, headquarters of the international Ocean Tracking Network, are tracking the endangered shark through a new wave glider launched May 16 off Prince Edward Island. continued