GPS chartplotters play an important role in modern marine navigation by helping boaters determine their position, follow planned routes, mark important waypoints, and navigate unfamiliar waters. But how accurate are GPS chartplotters when navigating lakes, rivers, coastal areas, and offshore environments?Modern GPS Chartplotters and Fishfinder Combo MFDs use satellite positioning tech... https://www.stevestonmarine.com/collections/gps-chartplotters-and-fishfinder-combo-mfd