High Def detail

SonarCharts™ is an HD bathymetry map featuring extraordinary bottom contour detail, great for increasing awareness of shallow waters and for locating fishing areas at any depth level.

A Community benefit

Navionics integrates the continuous stream of sonar logs shared by individual users with existing data to ensure SonarCharts™ reflects the ever changing conditions of sea, lake and river bottoms.


Upload your logs

For more accurate local SonarCharts™, record sonar logs and upload them here. Updates are available online in about one week. The more you contribute, the better the result!


On your plotter!

SonarCharts™ is included in Navionics+, Platinum+ and HotMaps Platinum. Customers who own Silver, Gold or HotMaps Premium can get SonarCharts™ by using Navionics Updates.


Compatible plotters

SonarCharts™ is viewable on Humminbird. Lowrance, Raymarine, Simrad and B&G. For other brands and models check our Compatibility Guide. Learn how to record sonar logs (Humminbird and Garmin sonar logs can be processed now; others coming soon). Upload the files to Navionics ChartInstaller. Watch the video.


On your mobile!

SonarCharts™ is available on mobile with Navionics+ upgrade. Get it on iPhone, iPad and soon on Android.

See SonarCharts™!

View SonarCharts™ on our WebApp! Zoom in and toggle . SonarCharts™ is widely available around the world.

Media coverage

Check out the following links to read additional news about SonarCharts™.


Plus Tabs Display