Red tide is a toxic algae bloom that hits the shores of the Gulf just about every year after major hurricanes. . It is a naturally occurring event, however, it can be exasperated by pollution and other harmful human activity. . It is toxic to most all marine life and kills fish, sea mammals and also mollusks. It can also be harmful to humans, causing respiratory illness if inhaled. . People are used to associating red tide with fish kills, but this year alone it's washed up thousands of live sea