Toxic algae killing fish in Florida prompts health warnings for humans, pets: 'Respiratory effects'

Red tide, a harmful algal bloom that grows in salt water, is making its way to Florida shores from the Gulf of Mexico and it has killed large schools of fish in recent weeks. The National Oceanic and Atmospheric Administration (NOAA) reports that "Florida ‘red tide’ occurs almost annually along portions of the state's Gulf Coast" and can result in beach and shellfish closures. Red tide, also known as Karenia brevis algae, produces toxins that can cause death or respiratory irritation in fish, dolphins, turtles, manatees and birds.-- More...