Along the coast of Queensland.
Along the coast of Queensland.

Experts are warning swimmers in Queensland’s north to remain vigilant after a woman was hospitalised in Mackay with a suspected irukandji sting. Irukandji are very small jellyfish usually only one to two centimetres in diameter. The initial sting is often not felt but two hours later victims start suffering from "irukanji syndrome" with symptoms include vomiting, sweating, severe pain in the back, limbs and abdomen, and a rapid heart rate and is potentially fatal. Read more: abc.net.au

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