Helicopters hover over Bondi Beach after spotting a shark. AAP Image/NEWZULU/TOM CASKA February 12, 2017 How drones can help fight the war on shark attacks Brendan Kelaher, Southern Cross University; Andrew Colefax, Southern Cross University; Bob Creese, Southern Cross University; Paul Butcher, Southern Cross University, and Vic Peddemors, Sydney Institute of Marine Science LIfeguards could potentially have a new ally in the fight to reduce shark incidents: drones that can spot when a shark swims nearby, and automatically alert authorities.