Quote:
Originally Posted by HighlyIntoxicated
I watched a show recently about bull sharks entering the river systems in the USA down in the gulf of mexico, going up the mississippi and getting as far north as chicago.
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Yup, they have been found 100's of kilometers upstream in the brisbane river here. They are the most aggressive sharks due to the high level of testosterone in them.
Been many attacks by them, a navy diver in Sydney had his leg bitten clean off by one last year in the Harbour.