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The great white shark is arguably the world's largest-known extant macropredatory fish, and is one of the primary predators of marine mammals, such as pinnipeds and dolphins. The great white shark is also known to prey upon a variety of other animals, including fish, other sharks, and seabirds. It has only one recorded natural predator, the orca.
The policy is intended to protect users of the marine environment from shark attack following the deaths of seven people on the Western Australian coastline in the years 2010 to 2013. [25] Baited drum lines are deployed near popular beaches using hooks designed to catch the vulnerable great white shark, as well as bull and tiger sharks.
The following is a summary of the costs and benefits attributed to shark threat displays in comparison to mounting a physical attack as a primary response to natural conflict: Table 2: Summary of costs and benefits incurred by sharks performing agonistic behavioural displays in place of mounting a physical attack [ 1 ]
She is one of the biggest great white sharks ever filmed and could be at least fifty years old. The vertical slashes on her left flank are either from fights with other sharks or mating scars.
Select examples include the bull shark, tiger shark, great white shark, mako sharks, thresher sharks, and hammerhead sharks. Sharks are caught by humans for shark meat or shark fin soup. Many shark populations are threatened by human activities. Since 1970, shark populations have been reduced by 71%, mostly from overfishing. [7]
Representations of the shark are common in popular culture in the Western world, with a range of media generally portraying them of eating machines and threats.In some media, however, comedy is drawn from portrayals of sharks running counter to their popular image, with shark characters being portrayed as unexpectedly friendly or otherwise comical.
Deep Blue is a female great white shark that is estimated to be 6.1 m (20 ft) long or larger and is now sixty years old. She is believed to be one of the largest ever recorded in history. The shark was first spotted in Mexico by researcher Mauricio Hoyos Padilla. Deep Blue was featured on the Discovery Channel's Shark Week.
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