A large tiger shark has been spotted off a Falcon beach.
Fisheries sighted the 3.5 metre shark about 8.45am on Tuesday off Avalon Beach.
Beachgoers are advised to be extra vigilant when entering the water.
The sighting comes after a 17-year-old Mandurah girl was mauled to death by a shark off an Esperance beach on Monday afternoon.
Fisheries advise 3.5m tiger shark sighted 08:47hrs 18/04, Avalon Beach, Mandurah
— Surf Life Saving WA (@SLSWA) April 18, 2017
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