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14 A65 GPS Chartplotter
Fishfinder Page
This function requires that you have installed the optional DSM25 Digital Sounder
Module.
The fishfinder application gives you a detailed view of what is below your vessel.
This includes the seabed and its texture, fish, and other underwater objects. The
fishfinder function is fully described in the DSM25 Owner’s Handbook. A typical
fishfinder page is displayed full screen in the following figure:
Using the fishfinder application you can:
• Locate and distinguish different types of underwater objects
• Obtain information about water depth and temperature and sea bed texture
• Place waypoints to indicate places, such as a favorite fishing spot or an under-
water object of interest
ZOOM
ZOOM
FISHFINDER
SETTINGS
FISHFINDER
SETTINGS
A-SCOPE
A-SCOPE
PRESENTATION
PRESENTATION
BOTTOM
LOCK
BOTTOM
LOCK
D7937-2
200 kHz
36
8
ft
20
0
40
60
12
20
40
42