The man, who was not identified, was treated onboard his charter boat for a deep cut to his calf muscle before being airlifted by helicopter to a hospital in the northern city of Cairns.

Seven other arrows sang through the air, and one of them found the brain of a man-at-arms, and one went through a man's calf, so that he sat down in the snow and squealed as he pulled the shaft out.

The other was that it has been proved that the mother-calf link in the vulnerable period could be broken down by the man-made ship noise, which becomes the exterior cause of the problem.