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.

Want better charts? Go boating!

Get the most up-to-date charts every day. Navionics integrates the sonar logs sent by individual users with existing data to ensure SonarCharts becomes more and more precise, even in the ever-changing conditions of sea, lake and river bottoms. Only Navionics accepts sonar logs from all major plotter/sounder brands and mobile devices. See the video, and learn more from this article and SonarCharts stories!


Plotter, Mobile & PC!

Get SonarCharts™ on any device! On compatible plotters, it's included with Navionics+, Navionics Updates (for Gold and HotMaps Premium), Platinum+ and HotMaps Platinum. Learn how to view SonarCharts™ on your plotter (video example). On mobile, find it in any Boating app on Apple and Android. View it now on our WebApp!

SonarCharts for Garmin GPS!

Now available in the Americas, this version of SonarCharts is customized for use in Garmin plotters/sounders and handhelds. World regions are being released progressively and beta samples are available. Learn more here.

Create new SonarCharts™!

Each contribution benefits you and the community. Learn how easy it is to record sonar logs using your Humminbird, Lowrance, Raymarine, Simrad, B&G, and Garmin equipment. Save to any card and upload. Watch the video.

...And see it!

Check the processing status of your sonar logs and see them on the map! New sonar log data normally takes about a week to be integrated within SonarCharts, but may sometimes take longer based on data process variables. Once ready, see the new SonarChart on your plotter/sounder by updating charts via Freshest Data. On mobile, just tap Menu>Update All. The latest charts are always free online with WebApp.

Connect from your boat!

Now Raymarine users don't need to remove their card from their plotter/sounder to enhance SonarCharts™. Visit Plotter Sync to learn how to transfer routes and markers, upload sonar logs, and download updated charts to your plotter/sounder. See the Plotter Sync webinar recording.

SonarCharts™ Live!

Use your plotter/sounder or mobile device to create your personal HD bathymetry map in real-time with SonarCharts Live. It’s also a fun and effortless way to enhance SonarCharts on your favorite spots because depth data recorded is anonymously shared with Navionics. See the SonarCharts™ Live webinar recording.


Plus Tabs Display

Sweden, Norway and Finland restrict sonar logs recording at sea. For details, contact the Ministry of Defense of Sweden (forsvarsdepartementet.registrator@gov.se), Norway (postmottak@fd.dep.no) or Finland (kirjaamo@defmin.fi).