SURF Life Saving WA reported multiple shark sightings close to Mandurah and Rockingham today (December 8).
The first report came before 11am, a Hammerhead was spotted 4km offshore at Secret Harbour Beach, heading north.
It was spotted by lifesavers.
Secret Harbour is a popular beach for surfers.
A second report was made by a member of the public at the Peel Estuary. They claim they saw a bull shark.
Yesterday (December 7), an unknown species of shark was spotted off Falcon Bay.
No beaches have been closed as a result of the sightings.