Top 5 Best Marine Electronic Fishfinders #5 Humminbird 407970-1 798ci HD SI Combo Fishfinder and GPS www.amazon.com #4 Humminbird ICE-45 Three Color Flasher with LCD www.amazon.com #3 Humminbird 407900-1 Fishfinder 587ci HD GPS Combo www.amazon.com #2 Humminbird 408110-1 Fishfinder 596c HD DI www.amazon.com #1 Garmin Fishfinder 400C 4-Inch Waterproof Fishfinder www.amazon.com / 51