Garmin ECHOMAP UHD Owner's Manual page 33

User Data Layer Settings
You can show user data, such as waypoints, boundaries, and tracks, on the charts.
From a chart, select Menu > Layers > User Data.
Waypoints: Shows waypoints on the chart and opens the list of waypoints.
Boundaries: Shows boundaries on the chart and opens the list of boundaries.
Tracks: Shows tracks on the chart.
Other Vessels Layer Settings
NOTE: These options require connected accessories, such as an AIS receiver or VHF radio.
From a chart, select Menu > Layers > Other Vessels.
DSC: Sets how DSC vessels and trails appear on the chart, and shows the DSC list.
AIS: Sets how AIS vessels and trails appear on the chart, and shows the AIS list.
Details: Shows other vessel details on the chart.
Projected Heading: Sets the projected heading time for AIS-activated vessels.
AIS Alarm: Sets the safe-zone collision alarm
Water Layer Settings
From a chart, select Menu > Layers > Water.
NOTE: The menu may contain some settings that are not supported by your installed charts or your present
location. If you make changes to those settings, the changes will not impact the chart view.
NOTE: Not all settings apply to all charts, views, and chartplotter models. Some options require premium maps
or connected accessories.
Depth Shading: Specifies an upper and lower depth to shade between
Shallow Shading: Sets the shades from the shoreline to the specified depth.
Spot Depths: 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.
Relief Shading: Shows the gradient of the bottom with shading. This feature is available only with some
premium maps.
Sonar Imagery: Shows sonar imagery to help show the density of the bottom. This feature is available only with
some premium maps.
Lake Level: Sets the present water level of the lake. This feature is available only with some premium maps.
Charts and 3D Chart Views
(Setting the Safe-Zone Collision Alarm, page 20).
(Depth Range Shading, page 26).
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