Posted to the West Coast S.A SHARK ALERT Facebook page on Tuesday, a ripped piece of a cardboard box had a warning at the entrance of the popular surfing spot, Cactus Beach near Penong.

"Other than that, stop surfing on the west coast of South Australia, period - the next one could be this afternoon," he said on Friday. "My kids are surfing up at Cactus (Beach, near Penong ...

Thank you.” A makeshift warning for surfer and swimmers at the entrance of Cactus Beach on the state; s West Coast. People commenting on the post were thankful for the sign, saying such warnings ...