Man killed by 15 ft shark while on fishing trip with his family

A man was attacked off Michaelmas Island, which is at the mouth of Frenchman Bay, Albany, Western Australia.(Picture: Shutterstock / Hans Wismeijer)

A man has been killed by a shark while he was spearfishing in southwest Australia, marking the third deadly shark attack in three weeks.

The 35-year-old was using an old fishing method that involves diving with a sharp tool to catch fish when he was attacked by a shark that is thought to have been 4.5 metres (15 ft) long.

The man, who has not been named, was diving with his family members off an island near Perth called Michaelmas Island on Saturday morning...