During an eventful day off the coastline in the Port Kembla and Windang area on Saturday there have been reports of a shark bite near one of the Five Islands.
NSW Ambulance, NSW Police and Port Kembla Surf Life Saving all heard reports of someone being bitten by what is thought to have been a shark before 2pm on Saturday.
It is understood no medical treatment was required but authorities have been conducting inquiries to determined if the person involved is okay.
Port Kembla Surf Life Saving Club president Dave Erskine said the first he heard about it was when he received a call from NSW Police.
He was told the person is understood to have been snorkeling off one of the islands when the incident occurred.