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Taiwan uses DNA mapping to save endangered sharks

Taiwan has begun testing DNA from shark fins sold in local markets in a bid to protect endangered species such as great whites and whale sharks, an official from the Fisheries Agency said Wednesday.

Biology / Plants & Animals

created May 23, 2012 | popularity not rated yet | comments 0

Weed-eating fish 'help protect jobs, livelihoods'

Jobs, livelihoods and ecotourism industries can benefit from having a diverse supply of weed-eating fish on the world's coral reefs, marine researchers say.

Space & Earth / Environment

created May 08, 2012 | popularity 5 / 5 (2) | comments 0

Beamed-up lemon shark shows research promise (w/ Video)

(Phys.org) -- Not everyone is game enough to fit a laser beam on to a shark’s head and live to tell the tale intact, but not everyone is a marine biologist, either. Last month, marine biologist Luke Tipple, ...

Biology / Plants & Animals

created May 06, 2012 | popularity 2.8 / 5 (9) | comments 4 | with audio podcast report

Reef shark populations in steep decline: study

Many shark populations have plummeted in the past three decades as a result of excessive harvesting – for their fins, as an incidental catch of fisheries targeting other species, and in recreational fisheries. ...

Biology / Ecology

created Apr 27, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Smalleye pigmy sharks' bellies shine

Smalleye pigmy sharks have an eye-catching party trick: Their bellies glow. However, instead of being a giveaway, Julien Claes and Jérôme Mallefet from Université catholique de Louvain, Belgium, have shown ...

Biology / Plants & Animals

created Apr 26, 2012 | popularity 5 / 5 (3) | comments 0

Kidnapped penguin 'Dirk' rescued from sharks, dogs

Dirk, a fairy penguin stolen from an Australian marine park, has been safely returned, but not before being hounded by a dog and chased by another animal, possibly a shark.

Biology / Plants & Animals

created Apr 16, 2012 | popularity 5 / 5 (2) | comments 2

S. Africa issues shark warning around washed-up whale

South African coastal authorities on Friday warned beachgoers around the tourist town of Knysna that sharks were moving into the area, feeding on the remains of a whale that ran ashore two days ago. ...

Biology / Plants & Animals

created Apr 13, 2012 | popularity not rated yet | comments 0

Hammerhead shark double whammy

Identity confusion between a new, yet unnamed shark species, originally discovered off the eastern United States by Nova Southeastern University Oceanographic Center (NSU-OC) researchers, and its look-alike ...

Biology / Plants & Animals

created Mar 26, 2012 | popularity 5 / 5 (4) | comments 0 | with audio podcast

Man vs. Shark: Australia's battle for the deep

Rolling from his surfboard, blood gushing from the wound where a shark had just ripped a big chunk of flesh from his thigh, Australian Glen Folkard had just one thought: "I'm alive."

Biology / Plants & Animals

created Mar 23, 2012 | popularity 5 / 5 (1) | comments 3

EU agrees crack down on shark finning

The European Union endorsed tighter shark fishing rules on Monday to ensure fishermen respect a ban on slicing off the fins of their catches and throwing the live body overboard to drown.

Biology / Ecology

created Mar 19, 2012 | popularity not rated yet | comments 1

Using satellite technology to evaluate the effects of ecotourism on tiger sharks

Ecotourism activities that use food to attract and concentrate wildlife for viewing have become a controversial topic in ecological studies. This debate is best exemplified by the shark dive tourism industry, ...

Biology / Ecology

created Mar 09, 2012 | popularity not rated yet | comments 0

Shark fin soup to blame for blue shark decline

Scientists say the market for shark fin soup is the likeliest reason for the sharp drop in blue shark numbers over the last 30 years.

Biology / Ecology

created Mar 09, 2012 | popularity 5 / 5 (1) | comments 0

'Chum cam' underwater video survey shows that reef sharks thrive in marine reserves

A team of scientists, led by the Institute for Ocean Conservation Science at Stony Brook University, used video cameras to count Caribbean reef sharks (Carcharhinus perezi) inside and outside marine reserv ...

Biology / Ecology

created Mar 08, 2012 | popularity not rated yet | comments 0

New species of deep-sea catshark described from the Galapagos

Scientists conducting deep-sea research in the Galapagos have described a new species of catshark, Bythaelurus giddingsi, in the March 5 issue of the journal Zootaxa. The new shark is approximately a foot ...

Biology / Plants & Animals

created Mar 07, 2012 | popularity 5 / 5 (2) | comments 0

Law that regulates shark fishery is too liberal: study

Shark fins are worth more than other parts of the shark and are often removed from the body, which gets thrown back into the sea. To curtail this wasteful practice, many countries allow the fins to be landed ...

Biology / Ecology

created Mar 02, 2012 | popularity 5 / 5 (1) | comments 1