If geese flock to your boat and leave unsightly messes on your bow, it might be time for Goose Busters. The Goose Buster is an alarm unit with four direc-tional speakers that uses actual calls of geese recorded in the wild. "Alert" signifies potential danger to fellow feathered friends, while "alarm" signifies immediate danger requiring instant evacuation from the area. According to the company, the sound combinations emitted from the speakers repel Canada geese, mallards and all other ducks and geese. Price starts at $850.