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Ocean Guardian is the manufacturer of Shark Shield shark repellent devices. The Ocean Guardian electronic devices create an electromagnetic field to deter shark attacks and are used by surfers, scuba divers, snorkelers, spearfishers, ocean kayak fishers, swimming areas off boats and for ocean fishing.
A drum line is an unmanned aquatic trap used to lure and capture large sharks using baited hooks. They are typically deployed near popular swimming beaches with the intention of reducing the number of sharks in the vicinity and therefore the probability of shark attack.
The majority of shark nets used are gillnets, which is a wall of netting that hangs in the water and captures the targeted sharks by entanglement. [6] The nets may be as much as 186 metres (610 ft) long, set at a depth of 6 metres (20 ft), have a mesh size of 500 millimetres (20 in) and are designed to catch sharks longer than 2 metres (6.6 ft) in length.
Simplified diagram of shark net in New South Wales, Australia. A shark net is a submerged section of gillnets placed at beaches designed to intercept large marine animals including sharks, with the aim to reduce the likelihood of shark attacks on swimmers.
The International Shark Attack File is a global database of shark attacks. The file reportedly contains information on over 6,800 shark attacks spanning from the early 1500s to the present day, [1] and includes detailed, often privileged, information including autopsy reports and photos. It is accessible only to scientists whose access is ...
George H. Burgess is an ichthyologist [2] and fisheries biologist with the Florida Museum of Natural History, University of Florida.He is the former [1] director of the International Shark Attack File and author/coauthor of numerous books and papers on sharks and other fish.
FILE - Shaun White waves after competing in the men's halfpipe finals at the 2022 Winter Olympics, Friday, Feb. 11, 2022, in Zhangjiakou, China. (AP Photo/Francisco Seco, File)
In addition, individuals and institutions in South Africa, the United States, and Australia keep a file which is regularly updated by an entire research team, the International Shark Attack File, and the Australian Shark Attack File. The Florida Museum of Natural History compares these statistics with the much higher rate of deaths from other ...