Worldwide, there were only 47 unprovoked attacks, down 22 from the previous year and well below the 10-year average of 70.

Of those, eight occurred in Volusia County, which is home to Daytona Beach on Florida’s east coast. “We’re interested in the natural patterns of shark ... California saw three unprovoked ...

A trio of health care professionals—two nurses and one paramedic—were vacationing along Watersound Beach ... when a shark ran into her and grazed her leg, either with its teeth or its rough skin.