How much does the fish improve imaging

You can expect much better image results with a towfish, the fish tracks better than a hull mounted, and you can get the transducer closer to the bottom to get a better SIDE IMAGE of the target. This will give you a better shadow.

How heavy is the towfish

The fish weighs 45 pounds, This weight is important to get the fish deeper in the water, allowing you to search at a faster speed

Which humminbird models does the towfish system work with

The darkwater sonar sytem works with Apex/Solix/Helix

head units.

Which system will the open bay fish work with

The ducer insert can be drilled out to and transducer that will fit in a 9.5” X 2.5 “ bay