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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
CHART LAYERS

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

SonarChart™:
■  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.

OVERLAYS
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


Terrain:
■  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.

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