• 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

Depth Range Shading