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Guides, tips and buying advice on fish finders, marine GPS and action cameras from Fishtrail Outfitters.

How to Install a Fish Finder: Step-by-Step Guide for Any Boat

A careful installation gives a cleaner sonar picture. Follow this step-by-step plan for the display, wiring and transducer.

Both brands make excellent fish finders. Here is how to compare them by features, interface and fit for your fishing.

A fish finder screen looks confusing at first. This guide breaks down depth, bottom, structure, bait and fish marks step by step.

Portable fish finders work from shore, kayaks and borrowed boats. Here is how the types differ and how to use them well.

A kayak fish finder has to be small, light and waterproof. Here is how to choose one, power it and mount the transducer.

The transducer is the part that does the sensing. Learn the types, mounting options and fixes for a clean signal.

GPS turns a fish finder into a navigation and fishing-spot tool. Here is what it adds and how to choose the right unit.

Side imaging scans wide to each side; down imaging shows a detailed picture below the boat. Here is how to choose between them.

CHIRP sonar sweeps a range of frequencies for cleaner, more detailed returns. Here is how it works and when it is worth having.

Your first fish finder should be easy to read, easy to install and sized to your boat. Here is what beginners really need and what can wait.