Garmin is the brand name synonymous with GPS and their incorporation into fishfinders and chartplotters as well as fishfinder/ chartplotter combos.
Garmin is founded on the principles of innovation, convenience, performance, value, and service; meaning Garmin now dominate almost every price point for GPS receivers.
Garmin products are renowned for easy-to-use menus, logical options and intuitive features, putting the user in the driving seat.
ChartPlotters
Everything is at your fingertips to quickly and easily plan your route and set your course. And most Garmin echoMAP™ and GPSMAP® chartplotters are available combined with built-in sonar capabilities. These include advanced HD-ID™ sonar, CHIRP sonar and Garmin ClearVü™ and SideVü™ scanning sonar, which provides the clearest scanning sonar images on the water.
Fish Finders
Garmin STRIKER™ fishfinders include built-in GPS plus CHIRP sonar and CHIRP scanning sonar capability. Now you not only have a better way to find fish, you can also mark the spots to return to later. Plus, you can mark boat ramps and docks so you can find your way back to where you started.
Visit Garmin Marine Products – https://buy.garmin.com/en-AU/AU/cOnTheWater-p1.html