Using Fishing Charts - Garmin GPSMAP 4000 series Owner's Manual

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Fish eye 3D Settings
To access additional settings or options for the Fish Eye 3D screen, press MENU.
Sonar Cone—turn a cone on or off that shows the area covered by your transducer.
Sonar Data—visually show the sonar readings received by your transducer for the best combination
of sonar and mapping.
tracks—turn the track log on or off.
Overlay Numbers—show or hide cruising, navigation, or fishing numbers.

Using Fishing Charts

Use the Fishing chart for a detailed, unobstructed view of the bottom contours and depth soundings
on the chart.
Fishing Chart Navigation Chart
The Fishing chart uses detailed bathymetric data on a preprogrammed BlueChart g2 Vision SD card,
and is best for offshore deep-sea fishing.
2 GPSMAP 4000/5000 Series Owner's Manual
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