Humminbird Matrix 27, MATRIX 37 manual What’s On the Display, Bait Ball, Hard Bottom, Soft Bottom

What’s On the Display

The Matrix Fishing System can display a variety of useful information about the area		under and adjacent to your boat, including the following items:
Depth - water depth; can be set to alarm	Cursor - available in Freeze Frame and can	be positioned in the Sonar View to provide	83 kHz, Wide Beam Hollow Fish Symbol
when the water becomes too shallow.	depth of a sonar return and bottom depth	below the cursor.	(DualBeam PLUS™ Units Only)
Speed - if a Temp/Speed accessory or GPS			Structure - where fish may be hiding.
Receiver is attached, the Matrix can display the
speed of the boat, and can keep a Triplog of			Fish - fish are displayed as arches and/or
nautical or statute miles traveled.
			fish icons, and the unit can be set to alarm
Temperature - water surface temperature.			when a fish of a certain size is detected.
			When a target is detected and Fish ID+ is on,
Timer - elapsed time with Temp/Speed			a Fish ID+TM symbol with depth is displayed.
Accessory or GPS Receiver.			The size of the symbol shows the intensity of
Distance - distance traveled with Temp/Speed			the sonar return. The unit will clearly show
			schools of Bait Fish as "clouds" of different
Accessory or GPS Receiver.			shapes and sizes, depending on the number
Average Speed - average speed reading with			of fish and boat speed.
Temp/Speed Accessory or GPS Receiver.			200 kHz, Narrow Beam Shaded Fish Symbol
Bait Ball			Thermoclines - layers of water with different
Hard Bottom			temperatures that appear at different depths
			and different times of the year. A thermocline
Rocky Bottom			typically appears as a continuous band of
			many gray levels moving across the display at
Second Sonar Return - when the sonar			the same depth.
			Soft Bottom
signal bounces between the bottom and the
surface of the water and back again. Use the
appearance of the second return			RTS® (Real Time Sonar) Window
to determine bottom hardness. Hard
bottoms will show a strong second return,			Battery Voltage - the voltage of the boat’s
while soft bottoms will show a very weak	Cursor Dialog Box - indicates cursor depth	on the display and the depth of the bottom	battery; can be set to alarm if the voltage
one or none at all.	directly below the cursor.		falls below a certain point.
NOTE: Entries in this view that list (with Temp/Speed or GPS Receiver) are available if either		device is connected to the Matrix Fishing System. If both devices are connected, then only the
information from the GPS receiver will be displayed on the view.

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