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One of the unique features offered by
G
is See-Thru
TM
technology. See-Thru
TM
technology allows
the
Fishfinder 240 to
see through thermoclines and helps locate fish where they live,
and fish love the thermocline.
A rough definition of a thermocline is a break in water where
the water temperature changes faster than the water above it.
The thermocline usually displays as a gray level as shown below.
On the Water
THERMOCLINES
Thermocline