Navionics Help


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)

User-added image

Nautical Chart:
■  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

Relief Shading:
■  A highly detailed shading combining color and shadow
■  Provide an easy-to-interpret, clearer view of bottom structure

Sonar Imagery:
■  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

Satellite (Bing):
■  Includes satellite imagery provided by a third party

Other map options are not available when US Govt. Chart is enabled.

Please help us improve by providing feedback on your experience with the document.

Was this document helpful?
Yes               No

Submit Feedback

Please tell us how we can make this article more useful.

Characters Remaining: 255