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Access Charts and Features on Garmin GPSMAP and ECHOMAP Chartplotters
To access the Garmin Navionics or Garmin BlueChart®/LakeVü™ g3 charts:
Select Charts > Nav. Chart - optimized for navigation. You can plan a course, view map information, and use the chart as a navigational aid.
Select Charts > Fishing Chart - provides a detailed view with more bottom detail and fishing content. This chart is optimized for use when fishing.
Chart Layer Settings
Chart > Options > Layers > Chart
Chart > Options > Layers > Water
Water - Shows and hides depth items.
NOTE: Not all settings apply to all charts, views, and chart plotter models. Some options require premium maps or connected accessories.
Depth Layer Settings
Select Chart (then Fishing Chart on ECHOMAP)
Select Options
Select Layers
Select Chart
Select Depth
Shallow Shading - Specifies an upper and lower depth to shade between.
Options > Layers > Water > Depth Shading
Shallow Shading - Sets the shades from the shoreline to the specified depth.
Shallow Shading - Turns on spot soundings and sets a dangerous depth. Spot depths that are equal to or more shallow than the dangerous depth are indicated by red text.
Fishing Contours - Sets the zoom level for a detailed view of bottom contours and depth soundings and simplifies map presentation for optimal use while fishing.
Auto Guidance and Auto Guidance+™
IMPORTANT: Auto Guidance and Auto Guidance+ is for planning purposes only and does not replace safe navigation operations.
Creating and Saving an Auto Guidance Path
Select Where to
Select User Data
Select Routes and Auto Guidance
Select New
Tap Auto Guidance
Select a starting point, and select Next
Select a destination, and select Next
Select an option:
To view a hazard and adjust the path near a hazard, select Hazard Review.
To adjust the path, select Adjust Path, and follow the on-screen instructions.
To delete the path, select Cancel Auto Guidance.
To save the path, select Done.
Premium Features with Garmin Navionics Vision+™, BlueChart g3 Vision®, and LakeVü g3 Ultra
Fish Eye 3D Settings
The Fish Eye 3D chart view provides an underwater view of the sea floor or lake bottom.
From the Fish Eye 3D chart view, select Options
View - Sets the perspective of the 3D chart view.
High-Resolution Relief Shading
Shows the gradient of the bottom with shading. This feature is available only with some premium maps.
Chart> Relief Shading
Sonar Imagery
Shows sonar imagery to help show the density of the bottom.
Chart > Sonar Imagery
Satellite Imagery
You can overlay high-resolution satellite images on the land or on both land and sea portions of the Navigation chart.
NOTE: When enabled, high-resolution satellite images are present only at lower zoom levels. If you cannot see high-resolution images in your optional chart region, you can select to zoom in. You also can set the detail level higher by changing the map zoom detail.
Select Chart
Tap Nav. Chart
Tap Options
Tap Layers
Select Chart
Select Satellite Photos.
Select an option:
Select Land Only to show standard chart information on the water, with photos overlaying the land.
NOTE: This setting must be enabled to view Standard Mapping charts.
Select Photo Map to show photos on both the water and the land at a specified opacity. Use the slider bar to adjust the photo opacity. The higher you set the percentage, the more the satellite photos cover both land and water.
Aerial Photos
Before you can view aerial photos on the Navigation chart, you must turn on the Photo Points setting in the chart setup (Chart Layers).
NOTE: This feature is available with premium charts, in some areas.
You can use aerial photographs of landmarks, marinas, and harbors to help orient yourself to your surroundings or to acquaint yourself with a marina or a harbor prior to arrival.
From the Navigation chart, select a camera icon:
To view an overhead photo, select the camera icon.
To view a perspective photo, select the perspective photo icon. The photo was taken from the location of the camera, pointed in the direction of the cone.