Devastating toxic algae bloom plagues Florida’s Gulf Coast

In this Monday Aug. 6, 2018 photo, a dead Snook is shown along the water's edge in Bradenton Beach, Fla. From Naples in Southwest Florida, about 135 miles north, beach communities along the Gulf coast have been plagued with red tide. Normally crystal clear water is murky, and the smell of dead fish permeates the air (AP Photo/Chris O'Meara)

LONGBOAT KEY, Fla. — Tons of dead fish. A smell so awful you gag with one inhale. Empty beaches, empty roads, empty restaurants.