Sonar Explained

What a fish finder shows, how to read the screen, where the transducer goes and what CHIRP and imaging really mean.

  • Garmin Striker 4
    Sonar Explained

    Fish Finder vs Depth Finder: What Sets Them Apart

    Fish finder vs depth finder: learn how sonar displays, fish details and location tools differ, then choose a setup that fits your boat, kayak or shore fishing.

  • Humminbird Helix 7 CHIRP SI GPS G4
    Sonar Explained

    How to Find Fish With Side Imaging

    Learn how to find fish with side imaging by scanning at a steady speed, reading cover and bait, marking likely targets, and checking them with traditional sonar.

  • Garmin Striker Vivid 4cv
    Sonar Explained

    How to Read a Fish Finder Screen, Line by Line

    Learn how to read a fish finder screen by following depth, bottom, sonar returns, fish arches, and imaging views, then use those clues to find likely fish.

  • Garmin Striker 4
    Sonar Explained

    What Is a Fish Finder Used For?

    Learn what a fish finder is used for, from finding fish and reading underwater structure to checking depth and marking productive spots.

  • Humminbird PiranhaMAX 4 DI
    Sonar Explained

    What Is CHIRP Down Imaging on a Fish Finder?

    Learn what CHIRP Down Imaging shows, how it differs from standard sonar, what affects the view, and which fish finder features may suit your boat.

  • Garmin Striker Plus 4
    Sonar Explained

    Where to Mount a Fish Finder Transducer

    Learn where to mount a fish finder transducer on a boat, how to choose a clear spot, and what to check before drilling or adjusting the angle.

  • Garmin Striker 4
    Sonar Explained

    Which Fish Finder Is Easiest to Use?

    Find out which fish finder is easiest to use, what features simplify setup and sonar reading, and which style fits your boat, kayak, or shore fishing.