A school of around 20 hammerhead sharks has been spotted off Point Peron Beach in Rockingham.
The Surf Life Saving helicopter sighted the sharks around 9.20am on Monday about 200 metres offshore.
They are between one and two metres in length.
Beachgoers are advised to be extra cautious when in the water.
Mandurah woman completes grueling English Channel swim
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Man and child seriously injured in South West crash
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Motorists warned to expect delays during Kwinana Freeway upgrades
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Driver injured in Serpentine crash
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Man and woman wanted for questioning over Lakelands car theft
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Mission Australia celebrates 25 years of supporting young people through Mandurah Reconnect program
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'Mad Eagles fan' wins $6 million Lotto prize
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Mandurah woman loses everything in house fire
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Gift card scams surge past $1 million prompting urgent warning from Consumer Protection
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