Why 10,000-Plus Sharks Are Hanging Out in Florida Waters

Approximately 10,000 to 12,000 blacktip sharks are currently swimming off the Florida coast, but while these numbers may seem menacing, shark researchers say it’s not unusual to see these animals — visible as tiny dark spots in aerial photos and video — in the area at this time of year. These annual visitors are there to feed on fish and bask in warm coastal waters, according to Stephen Kajiura, a professor of biological sciences at Florida Atlantic University who conducts a su