Two British tourists were attacked by a shark in the Whitsundays yesterday - with one losing his foot.
The attack has re-ignited debates about how to control shark attacks - if shark control works - and if drum lines can effectively save lives.
The pair had been snorkelling at Hook Passage, about 11 kilometres from Cid Harbour on Whitsunday Island, at 10:20am when they were bitten.
Here, we break down the debate: