Top 10 Portable Fish Finder Reviews A Portable Fish Finder is utilized by fishermen who fishes in boats. A sensor helps in shooting sound waves into the water, and this is called as a transducer. This aide in identifying profundity, fish and the terrain submerged. Picking the privilege Portable Fish Finder transducer is a task that requires some basic information on the system of a transducer, the model of fish-finder and some basic experience. A transducer can be attached to a boat from … [Read more...]