What’s On the Display
The 500 Series™ can display a variety of useful information about the area under
Depth - water depth; can be set to alarm when the water becomes too shallow.
Speed - if a Temp/Speed accessory or GPS Receiver is attached, your Fishfinder can display the speed of the boat, and can keep a Triplog of nautical or statute miles traveled.
Temperature - water surface temperature.
Timer - elapsed time with Temp/Speed Accessory or GPS Receiver.
Cursor - available in Freeze Frame and can provide depth of a sonar return and bottom
Distance - distance traveled with Temp/Speed Accessory or GPS Receiver.
Average Speed - average speed reading with Temp/Speed Accessory or GPS Receiver. 
Bait Ball
Hard Bottom
Rocky Bottom
Second Sonar Return - when the sonar signal bounces between the bottom and the surface of the water and back again. Use the appearance of the second return to determine bottom hardness. Hard bottoms will show a strong second return, while soft bottoms will show a very weak one or none at all.
Cursor Dialog Box - indicates cursor the Latitude and Longitude of the cursor A waypoint can be marked at the cursor
NOTE: Entries in this view that list (with Temp/Speed or GPS Receiver) are available if either device is will be displayed on the view.
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