Garmin GPSMAP 420 Owner's Manual page 16

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2. Select the item. If more than one item is in the area, select
Review, and then select the item.
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Viewing Tide Station Information
Tide station information appears on the chart with a detailed icon
(when animated, see page 17) showing the relevant tide level. You
can view an in-depth graph for a tide station to help predict the tide
level at different times or different days.
( )
Use the map pointer
and press SELECT.
Relevant tide level
(when animated)
For more information about tides, see
to highlight a tide station icon (
page 26.
GPSMAP 400 Series Owner's Manual
®
),