Mysterious Manatee and Dolphin Deaths in Florida Confound Scientists

Mysterious Manatee and Dolphin Deaths in Florida Confound Scientists - Wired Science: "Once a lush and healthy estuary, the Indian River Lagoon is now an enigmatic death trap. Running along 40 percent of Florida’s Atlantic coast, the lagoon’s brackish waters harbor a mysterious killer that has claimed the lives of hundreds of manatees, pelicans, and dolphins. Nobody knows why"