Toxic Tides: Another reason to worry about hurricanes Sid Perkins When Hurricanes Charley, Frances, Ivan, and Jeanne struck Florida in the summer of 2004, they killed 116 people, left thousands homeless, and caused billions of dollars in damage. Now, scientists suggest that the storms may also have triggered an intense, widespread Gulf of Mexico algae bloom that afflicted the state's western coast throughout 2005. DANGER ZONE. The red-and-yellow patch of Gulf of Mexico water off Tampa Bay shows the origin of last year's huge red tide, which may have been fueled by nutrient-rich groundwater discharges boosted by 2004 hurricanes. Hu,...