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I ended up seeing a psychiatrist to help me get over this.”. Several shark species are currently Endangered, while some are already Critically Endangered. They were both thinking about closing.”. Now I am scared of it. There are also a number of shark deterrents on the market that use electrical or electromagnetic pulses to interfere with the animals’ senses, but these have mixed results, according to research. In some cases they will withdraw while their prey bleeds to death before returning to eat. The sudden shadow below made Mighall instinctively lift her feet – balls of kelp often broke off nearby rocks and drifted in the surf. “Many of them never fully recover and the psychological scars can be even greater than the physical ones,” he says. Throughout the history of shark attacks on humans up to 2014, there are only 2,777 attacks recorded as unprovoked. Most important is educating the public on the importance of sharks in the marine ecosystem. The eastern US and southern Australia have seen shark attack rates almost double in the past 20 years, while Hawaii has also seen a sharp increase. “The fear spreads really quickly.”, A spate of shark attacks on Reunion Island led to calls for the local authorities to take action beyond bans on swimming and surfing (Credit: Getty Images). These sharks account for many of the bites around the south-eastern US, migrating down the coast of Florida due to rising sea temperatures that have led their prey to become more dispersed. Sharks thrown back into the water after finning obviously do not survive without their fins. Note: Humans pose a great deal of threat to the population of sharks. She was sitting astride her surfboard, enjoying the warmth of the sun as she and her cousin waited for the next wave in Tasmania’s idyllic Bay of Fires. These acclaimed health benefits include providing energy, boosting sexual potency, lowering cholesterol levels, reducing the risk of heart disease, etc. They pointed out the harm of this activity to the marine ecosystem, moreover, it is not ethical. The use their flesh for food, skin for making leather, their liver for oils, and their fins for shark fin soup. Aside from rising human populations along coastlines, the destruction of habitat, changing water quality, climate change and shifts in prey distribution are leading sharks to gather in greater numbers at certain hotspots around the world. Like the scars on her leg, it is a reminder of what can happen on the rare occasions that sharks do choose to attack the humans who stray into their domain. But for every attack on a person, there are just as many stories of people who have managed to get up close to these giant predators without any harm. Yong reports that most of what we know about white shark/orca encounters doesn’t end well for the sharks. And, yes, sharks are afraid of humans. Swimming in groups and staying close to the shore are known to reduce the risk of attacks. This is a threat enough for sharks to be afraid of humans. However, statistically, humans pose more threats to sharks than the other way round. That is to say, the activity is to reduce the risk of shark attacks on the general public. Or, at least reducing the number of sharks captured to a certain percentage. Her right leg is noticeably weaker than her left – so much so that she has to lift it with her hands when she wants to kick-start the dirt bike she rides occasionally. Réunion Island in the Indian Ocean – renowned for its beautiful, unspoiled marine habitats – has seen a dramatic rise in tourism but in recent years it has also suffered a growing number of shark attacks by the bull and tiger sharks that live in the surrounding waters. In What Ways Do Humans Pose Threats to Sharks? Similarly, seal populations off Cape Cod on the coast of Massachusetts in the US have rebounded in recent years, largely thanks to protection by the US’s Marine Mammal Act introduced in 1972. It is like they are in a heightened predatory state where their senses lock onto any kind of stimuli. In Australia the rate of shark attacks is in the order of 0.5 attacks per million people, while in the US it is less than 0.2 attacks per million. Tiger sharks are one of the three main species responsible for attacks on humans but much of the time they ignore people in the ocean (Credit: Getty Images). “They generally just ignore people. Of course, there are methods of fishing that fisheries can exploit to reduce the risk of bycatch. They fail to account for the comparatively fewer numbers of people who actually use the water, and the fewer still who swim in water inhabited by dangerous sharks. While she got back onto a surfboard within six months of her attack and went “shark mad”, plastering her bedroom walls with pictures of the animals, she says her passion for surfing gradually ebbed away. But despite being potentially such an easy meal, sharks are really not that interested in hunting humans. The resurgence in seal populations on Cape Cod on the east coast of the US has led to rising numbers of great white sharks in areas popular with people (Credit: Getty Images). Behind them the brilliant-white sandy beach was largely deserted and the surfing had been good so far. If we save sharks, we could be saving the entire ecosystem of the ocean from collapse. Targeted capturing of sharks contributes greatly to the decline in the population of many shark species. Take Ocean Ramsey for example, who swam alongside an enormous 20-feet-long great white off the coast of Hawaii and made headlines around the world. We learn that fear very quickly from a single story. Of course, when humans feel threatened by sharks, they avoid them. Now she was doing it for real. (Read more about whether technology could reduce shark attacks). Most of the time we put a camera in the water and the sharks are completely complacent. There are dozens of different species responsible for bites, each with their own unique behaviour, hunting strategies, prey and preferred habitat – although in many cases the species can be misidentified or not identified at all. They make use of longlines, trawls, and gill nets to capture these sea creatures. We know many of us are afraid of sharks. Shark finning is the cutting of shark fins to use for shark fin soup. “Humans don’t need to be eaten themselves by a sabre tooth tiger to learn to fear them. Sometimes they use chemicals to poison sharks. A shark biting into a human is like a human accidentally biting down on a birthday candle when eating a piece of cake. 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