Transducer mounted on trolling motor, side view.
Transducer Orientation and Fish Arches
If you do not get good fish arches on your display, it could be because the transducer is not parallel with the ground when the boat is at rest in the water or at slow trolling speeds.
| Partial fish arches |
Transducer aimed | Transducer aimed |
too far back | too far forward |
Full fish arch
Proper transducer angle
Transducer angles and their effects on fish arches.
If the arch slopes up – but not back down – then the front of the transducer is too high and needs to be lowered. If only the back half of
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