The sharks are visitors to central Florida 's east coast . They live in a 10-mile area off the coast of Brevard County . They occur in heavy numbers , but not every year , '' he said . The mauve stinger rays are small but ` ` pretty potent , '' scientist says .
The sharks are visitors to central Florida 's east coast . They live in a 10-mile area off the coast of Brevard County . The mauve stinger rays are small but ` ` pretty potent , '' scientist says .