Our Advanced Chart Offering
Derived from official charts and private sources to provide navigational aids, spot soundings, depth contours, tides and currents, and detailed harbors and marinas
Depth Range Shading for up to 10 depth ranges enables you to view your target depth at a glance
Up to 1-foot contours provide a more accurate depiction of the bottom structure for improved fishing charts and navigation in swamps, canals and marinas
Shallow Water Shading feature allows for depth shading at a user-defined level to aid in navigation
Worldwide coverage available
Keep your charts up to date with our industry-leading New Chart Guarantee and discount card update program
 
Advanced Chart Detail
Detailed charts help the mariner guide their boat in and out of port with confidence.
 
Depth Range Shading
Displays high-resolution Depth Range Shading for up to 10 depth ranges so you can view your designated target depth.
 
Detailed Contours
BlueChart g3 HD features 1-foot contours that provide a more accurate depiction of bottom structure for improved fishing charts and enhanced detail in swamps, canals and port plans.