Read the original article. Between the 1960-70s, Hawaii implemented a shark culling practice that killed 4,668 sharks. There have been a total of 13 shark attacks in NSW so far this year – up from three in 2014 – with one surfer, 41-year-old Tadashi Nakahara, killed near Ballina. Aerial surveys have only a 12.5% success rate in spotting a coastal shark from a fixed-wing aircraft, and a 17.1% success rate in helicopters. According to the Shark Attack File, which tracks shark attacks and fatalities across Australia, there were 26 attacks and four fatalities in 2016. Even light fishing pressure such as species-target line fisheries can cause dramatic declines in populations of large coastal sharks. Put simply, there is no scientific support for the concept that culling sharks in a particular area will lead to a decrease in shark attacks and increase ocean safety. As surveys are only done for a few hours per week, and pass over a particular beach in minutes, these patrols can give the public a false sense of security. In greatest peril are the largest species of rays and sharks, especially those living in shallow water that is accessible to fisheries.”. “There will always be a risk of sharks," he said. New South Wales (NSW) is the latest Australian state to hear calls for sharks to be culled, in response to a spate of fatal and non-fatal incidents.. NSW Premier Mike Baird has implemented a new surveillance program, while resisting calls for a cull on the basis that it doesn’t work.. Shark deterrents such as underwater gates that release electro-magnetic fields and flexible plastic nets will be discussed at the summit as well as shark-detecting buoys and real-time tracking of tagged sharks. Such consequences have “far reaching consequences on carbon cycling and, by implication, our ability to ameliorate climate change impacts” the paper warns. Stainless steel hooks do not rust out but become encapsulated in the tissue over time, causing starvation, wasting of the body (known as cachexia), and eventual death. Earth is now entering its sixth – this time caused by humans – and sharks are at the pointy end, with 90% of the species already considered threatened. In this article. maggiori informazioni Accetto. Ling L. Shark fin soup alters an ecosystem. In fact, many sharks have now become endangered species as shark fin harvesting has become rampant as a result of huge demand from China. New South Wales’ flagship threatened aquatic species, the greynurse shark, will most probably die over time if hooked in the gut and then released. Humanity’s growing demand for protein has put substantial pressure on oceanic systems, and industrial fishing techniques have have re… Australia is one of the only countries in the world to actively kill sharks in the name of bather protection. Sharks are no different from pigs, kangaroos and wild horses and an increase in their numbers should be dealt with by culling them, Katter's Australian Party (KAP) North Queensland MP Rob Katter says. These nets are the most indiscriminate of all shark control measures, … Instead, other marine animals like seals, turtles and dolphins can get caught on the hooks, resulting in their death or serious injury. Australia is one of the only countries in the world to actively kill sharks in the name of bather protection. What’s more, sharks play a pivotal role within the ecosystems they inhabit. Questo sito utilizza i cookie per fornire la migliore esperienza di navigazione possibile. In a news release by the Conservation IUCN’s Red List of Theatened Species, nearly 25% of all sharks are now “threatened with extinction” according to a study by the IUCN Shark Specialist Group. Utilizzando il sito, accetti l'utilizzo dei cookie da parte nostra. © 2019 Realnatural, Inc. All Rights Reserved. Our site is completely funded by purchases of our educational materials – books and webinars. Scientific analysis has already discredited aerial programs in NSW. All rights reserved. By subscribing, you agree to SBS’s terms of service and privacy policy including receiving email updates from SBS. There are many reasons on either side to support their view but not to cull is the side to choose.

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