June 6 (UPI) -- A man died Saturday after he was bit by a shark while spearfishing off the western coast of Australia, marking the third such death in four weeks. The 35-year-old man, who was spearfishing near Michaelmas Island, which off the coast of Albany, southeast of Perth, was treated emergency medical professionals for about two hours before he died, The Guardian , The BBC and the Australian Broadcast Corporation reported. The man had been bitten by a shark suspected to be nearly 15 feet