The study followed several dozen sharks off the coast of Miami.
, such as rats, raccoons, pigeons and opossums who thrive and even depend on humans to survive, or urban avoiders, typically seen in land predators like wolfs, cougars and grizzly bears.
Based on studies of land predators, scientists predicted that sharks would avoid the densely populated coastline, or appear only during periods when there are fewer people, such as late hours and weekdays. But scientists discovered the opposite. When looking at the data, scientists found that"space use patterns of tracked sharks were consistent with that of 'urban adapters.'" They said the"modeling also revealed that an unmeasured spatial variable was driving considerable shark residency in areas exposed to high urbanization."
Fig. 1. Biscayne Bay and adjacent reef with receiver station location and zone and mesh of 3417 vertices created using constrained refined Delaunay triangulation. Key reference sites and/or those noted in the text are numerically labeled.
While the results of the study show that sharks could be in areas near coastal urban landscapes it's important to remember that shark attacks, especially unprovoked shark bites, are extremely rare — an average of 72 incidents are confirmed worldwide each year, according to the
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