Mobile: Selecting Chart Layers & Map Overlays
You can display different chart layers and overlays available on your Navionics mobile app.
1. Tap the Map Options button in the lower-left of the screen (see fig. a), or
go to Menu > Map Options
2. Select a Chart Layer (see fig. b)
3. Select your Map Overlay (see fig. c)
■ Essential cartographic reference for boaters worldwide for lakes and marine areas
■ Derived from government and private sources
■ Includes port plans, safety depth contours, tides & currents, navigation aids, nearby marine services and more
■ HD bathymetry map featuring extraordinary bottom contour detail for marine and lakes
■ Increases awareness of shallow waters and for locating fishing areas at any depth level
■ Constantly enhanced by millions of sonar logs contributed by boaters
US Govt. Chart:
■ Include the NOAA Electronic Navigational Charts for U.S. coastal and navigable waterways plus additional shorelines of major lakes and rivers
■ Included with these coverage areas: USA; US & Canada; Caribbean & South America; Mexico,Caribbean to Brazil; Pacific Islands;, Asia & Africa.
Map Overlays require an active subscription for that coverage area.
Navionics Satellite Overlay with SonarChart Shading:
■ Top-down satellite overlay of coastal waters and select lakes
■ Presents detailed rendering of seafloor and lake bottoms in varying shades of blue
■ Provides a unique perspective of underwater topography at a glance
■ A highly detailed shading combining color and shadow
■ Provide an easy-to-interpret, clearer view of bottom structure
■ For select U.S. lakes
■ Reveals bottom hardness clearly and in vivid color, highlighting both subtle and dramatic transition areas
■ Shows roads and useful points of interest on land
■ Includes satellite imagery provided by a third party
Other map options are not available when US Govt. Chart is enabled.