Interesting mashup of technology. From the article:
"When a tagged shark swims within about a kilometre of a beach, it triggers an alert which is picked up by computer. That computer then instantly turns the shark's signal into a short message on Surf Life Saving Western Australia's (SLSWA) Twitter feed."
|Australia: Sharks Use Twitter To Warn Swimmers
Scientists attach transmitters to hundreds of sharks, including great whites, to monitor their movements near public beaches.