In this March 4, 2017, photo provided by the Marion County Sheriff’s Office, a 13-foot alligator is pursued by trappers in a designated swimming zone the Silver Glen Springs Recreation Area in nor… . In this March 4, 2017, photo provided by the Marion County Sheriff’s Office, a 13-foot alligator is pursued by trappers in a designated swimming zone the Silver Glen Springs Recreation Area in nor… FORT MCCOY, Fla.