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What’s on the Sonar Display
What’s on the Sonar Display
The 500 Series™ Fishfinder can display a variety of useful information about the
NOTE:
Entries in this view that list (with Temp/Speed) are available if the accessory is connected
Depth
- (water depth) can be set to alarm when
the water becomes too shallow.
Temperature
- Water surface temperature.
Timer
- Elapsed time with Temp/Speed Accessory.
Distance
- Distance traveled with Temp/Speed
Accessory.
Average Speed
- Average speed reading with
Temp/Speed Accessory.
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.
Thermoclines
- Layers of water with different
temperatures that appear at different depths and
different times of the year. A thermocline typically
appears as a continuous band of many colors
moving across the display at the same depth.
Speed
- If a Temp/Speed accessory is attached,
the Fishfinder can display the speed of the boat
and can keep a Triplog of nautical or statute
miles traveled.