Update: Trigg and Scarborough beaches have been re-opened after a 3.5m Tiger shark was sighted 300m off shore this morning.

The shark was spotted travelling south-west from the Westpac Lifesaver Helicopter about 8am and again at 9am

Swimmers were also kept out of the water between Leighton and Port beaches this morning after an unidentified 2m shark was spotted 50m offshore.

Cottesloe beach has been reopened after a 2m shark was sighted travelling toward the coast from about 400m off shore earlier today.

Source: TheWest

Shark Sighted Sign

Shark Sighted Sign