Introduction

What can the Fishfinder 100Display?

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The Fishfinder 100 is able to display a variety of useful information about the underwater environment. Below are a few things the unit will help you see.

Water Depth

The unit displays water depth and can provide a warning for shallow or deep-water conditions.

Battery Voltage*

The unit can display the battery voltage that is available to the unit.

Water Temperature*

If equipped with a capable transducer, the unit can display the water temperature.

Speed Over Water*

If equipped with a capable transducer or Speed Sensor, the unit can display the boat’s speed over water.

Fish

The unit displays fish as arches or fish symbols and can alert you when a fish is detected.

Thermocline and Structure

With GARMIN’s See-Thru technology the Fishfinder 100 can display more than just the thermocline and structure, the unit displays fish in and below the thermocline, trees, brush and deadfall like you have never seen before!

Bottom Shape and Type

Garmin’s unique DCG (Depth Control Gain) system provides a clear graphic representation of the bottom type and its shape.

* requires optional transducer or sensor