Satellite Overlay
with SonarChart™ Shading

Satellite Overlay
with SonarChart™ Shading

New: A Combined Layer

Satellite Overlay, updated and optimized for the coming boating season, offers a top-down view of inland and coastal areas. 

SonarChart Shading, created from the high-definition contour data within SonarChart, presents a detailed rendering of the seafloor and lake bottoms in varying shades of blue.

Already have a Platinum Card?

Update via the Chart Installer to get SonarChart Shading.

Update your Charts

Enhanced Situational Awareness at a Glance

Satellite Overlay

Crisp satellite photography can be displayed on land only, land and shallow water or full overlay, visible on water at closer zoom levels. 

SonarChart Shading

A detailed rendering of the seafloor and lake bottom delivers a unique perspective of underwater topography at a glance. 

What You Can Do

Satellite Overlay

Clearly see channels, drop-offs and other structures over a wide area for a better understanding of the seafloor and lake bottom.

Search the map for visual cues to identify fish-holding structure on inland lakes and coastal fisheries.

SonarChart Shading

Clearly see channels, drop-offs and other structures over a wide area for a better understanding of the seafloor and lake bottom.

Search the map for visual cues to identify fish-holding structure on inland lakes and coastal fisheries.

Get Satellite Overlay and SonarChart Shading

Satellite Overlay and SonarChart Shading are included with Platinum cards and can be viewed with compatible models from many brands. Check compatibility.

A
lready own a Platinum card?
With an active subscription, the combined layer can be downloaded through the Chart Installer. 

SonarChart Shading Coverage

SonarChart Shading is available for download on Platinum+ charts in the U.S., Canada, Europe, Central America, Africa, Middle East and Oceania.

The Navionics Subscription

A one-year subscription to daily updates and advanced features is included when you purchase any new product.

Check if your GPS plotter model is compatible with Navionics advanced features, and make sure it is running the latest software.

Expired Subscription?

After 1 year, you can renew your subscription at a discounted price. If you don’t, you can still use previously downloaded maps, but advanced features or download updates require an active subscription.

Discover Our Other Platinum Features

Panoramic Photos

Get a better sense of the surroundings so you can evaluate your options.

3D view

Customize your chart to highlight key features for a better awareness of your surroundings

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