<p class="bodytext">A 17-year-old boy died after being bitten by a shark while surfing off Australia's east coast Saturday, authorities said.</p>.<p class="bodytext">Witnesses told police the boy had been attacked at Wooli Beach, 630 kilometres (390 miles) north of Sydney, New South Wales Police said in a statement.</p>.<p class="bodytext">"Several board-riders came to his assistance before the injured teen could be helped to shore," police said.</p>.<p class="bodytext">Despite attempts to revive the boy, who suffered serious leg injuries, he died at the scene.</p>.<p class="bodytext">It is the fifth known fatal shark attack in the country this year.</p>.<p class="bodytext">The death comes a week after a 36-year-old man was killed by a shark while spearfishing near the popular tourist destination of Fraser Island, about 700 kilometres (430 miles) north from Saturday's attack.</p>.<p class="bodytext">Australia has one of the world's highest incidence of shark attacks but fatalities are rare.</p>
<p class="bodytext">A 17-year-old boy died after being bitten by a shark while surfing off Australia's east coast Saturday, authorities said.</p>.<p class="bodytext">Witnesses told police the boy had been attacked at Wooli Beach, 630 kilometres (390 miles) north of Sydney, New South Wales Police said in a statement.</p>.<p class="bodytext">"Several board-riders came to his assistance before the injured teen could be helped to shore," police said.</p>.<p class="bodytext">Despite attempts to revive the boy, who suffered serious leg injuries, he died at the scene.</p>.<p class="bodytext">It is the fifth known fatal shark attack in the country this year.</p>.<p class="bodytext">The death comes a week after a 36-year-old man was killed by a shark while spearfishing near the popular tourist destination of Fraser Island, about 700 kilometres (430 miles) north from Saturday's attack.</p>.<p class="bodytext">Australia has one of the world's highest incidence of shark attacks but fatalities are rare.</p>