Paramedics are urging swimmers in North Queensland to stick to patrolled beaches protected by stinger nets after a woman was stung by a deadly box jellyfish on the weekend. The woman, in her 40s, was swimming at Pallarenda Beach near Townsville about midday on Sunday when she was stung on her leg and abdomen. Vinegar helps remove any other tentacles from the box jellyfish victim. Picture Patrina Malone Quick thinking bystanders poured vinegar on her before paramedics arrived to take her to hospital, Critical Care Paramedic Reece Thomas said. It was clear she was unwell … She was very sweaty, nauseated and vomiting and she was in an incredible amount of pain, he said.