His friend Brock Curtis pulled him ashore following the attack, but was unable to resuscitate him. He was bitten twice on the left leg.
The attack happened in murky water close to the mouth of the Richmond River estuary.
Brock said he saw his friend in trouble and paddled out to him
The report from The West Australian newspaper describes the event:
A shark expert at Taronga Zoo, which keeps the Australian"As he approached him he saw the water was beginning to turn red," Surf Life Saving NSW spokesman Stephen Leahy said later.
Brock told the Australian Associated Press (AAP) he saw a "big, grey shadow" pass by him but still paddled toward his stricken friend.
He was not afraid because he did not know what it was.
"In the water I was in line with him (Peter) and noticed that he was in a bit of trouble," he said."As I headed towards him it looked like he was catching a wave and was heading back to shore.
"Then I saw him on his back with his head above the water so then he turned so he was face down.
"I thought he was only joking, so I went over to him and as I flipped him over I saw his leg."Brock dragged Peter to shore and tried in vain to resuscitate him, only for him to die of blood loss.
"He didn't make one noise," he said.
Shark Attack File, said it was most likely a Bull shark.
Links:
Australian Shark Attack File
Australian Associated Press
Sources:
Sydney Morning Herald
The West Australian