Home » Marine Electronics » Fishfinders » Garmin Fishfinders   Fish Finder 90 Details  The GARMIN Fishfinder 90's included dual-beam transducer provides excellent shallow-water performance, and the wide viewing angle lets you see fish even off the sides of the boat. With a clear black and white display and bright backlight, the Fishfinder 90 has one of the sharpest screens for the money List Price: $109.27 Price: $99.95 Out of Stock