A snorkeller is thought to be the victim of a shark attack after going missing in front of his horrified family during a holiday swim. A Victorian man disappeared in the waters off Surfers Way near Port MacDonnell in the south-east of South Australia, at around 5pm on Thursday, sparking an immediate search. The 32-year-old man was holidaying with his family, when they lost sight of him snorkelling close to the beach. 32-year-old snorkeller who went missing at Surfers Way beach in South Australia, is believed to be a victim of a shark attack after a damaged wetsuit was found (pictured: stock image)