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.


Plotter, Mobile & Web!

Get SonarCharts™ on any device! It's included with Navionics+, Platinum+, and HotMaps Platinum for compatible plotters. Other cards can have it with Navionics Updates. On mobile, get SonarCharts™ with Navionics+ for mobile (iPhone, iPad - soon on Android). View on our WebApp any time!


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, upload, and see results in about one week. Watch the video.


Plus Tabs Display