Artikel-artikel mengenai Sharks

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Of more than 500 species of sharks in the world’s oceans, scientists have only sequenced a handful of genomes – most recently, white sharks. Terry Goss/Wikimedia

Sequencing the white shark genome is cool, but for bigger insights we need libraries of genetic data

Why do scientists spend so much time and money mapping the DNA of species like white sharks? Single studies may offer insights, but the real payoff comes in comparing many species to each other.
Scalloped hammerhead entangled in a Queensland shark control net at Magnetic Island, Townsville. Courtesy of Nicole McLachlan

Some sharks have declined by 92% in the past half-century off Queensland’s coast

Some media have reported shark numbers at 'plague proportions' in Australian waters. But a new analysis suggests the opposite: species such as hammerheads and white sharks have plummeted in number.
Black tip sharks swim with tropical fish in a lagoon in French Polynesia. (Shutterstock)

Killing sharks, wolves and other top predators won’t solve conflicts

When humans have conflicts with wildlife, the first reaction is often to cull them. But there's little evidence to show that it works, and removing predators can even backfire and make things worse.
The CSIRO has provided new estimates of population sizes for White Sharks in Australian waters. Fiona Ayerst/Shutterstock

FactFile: the facts on shark bites and shark numbers

How many shark encounters have there been at your local beach? Explore our interactive map to see 20 years of incidents between humans and sharks in coastal waters around Australia.

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