Police confirmed the girl had been swimming in the waters off Bribie Island – simply off the mainland, on which Woorim Seaside sits – when she was attacked by the shark, the species of which has not been recognized.
The Queensland Ambulance Service confirmed the sufferer suffered life-threatening accidents to her higher physique.
She was bitten on the arm round 100m from shore, Australian media reviews.
Christopher Potter arrived on the seaside shortly after the attack occurred. He instructed ABC Information: “There are numerous swimming teams that swim alongside right here, morning and afternoon.
“It is recognized there are numerous sharks round Bribie, however this near shore, it is nonetheless a shock.”
The waters near the seaside are protected with drumlines – barrels anchored to the ocean flooring which have baited hooks to catch sharks that get too shut.
Goal species caught in these are then euthanised, whereas different species are relocated and launched.
Police stated they may put together a report on Monday’s incident for the coroner.