How Sonars Work

deeper sonar shore fishing

Do you know your dual beam from your narrow beam? Or why there might be blind zones where your fish finder won’t show you what’s in that spot? Our detailed tutorial explains in detail how sonar technology works – all so you can make sense of the detailed data your Deeper Sonar gives you.

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How to Read a Fish Finder (CHIRP+)

Are you an experienced angler or crazy about competitive fishing, but not sure how to take full advantage of your CHIRP+ castable sonar? Would you like to learn more about reading your sonar scans? We are here to assist you. Our brief tutorial will help you identify fish, determine their size, locate structure and understand bottom consistency to recognise the difference between targets and objects.

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How to read a fish finder (PRO/PRO+)

deeper sonar app

One great thing about using a fish finder is that there’s always more to learn. You can start simple, with a display that shows just depth and fish icons. Then as you get more confident you can switch to showing fish arches, and experiment with different sonar beams and sensitivity. Our detailed tutorial gives the basic skills you’ll need to identify fish and judge their size, locate different types of underwater features, and judge bottom type and hardness.

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How to read Fish App Display (Deeper START)

How to read App Display (Deeper START)

By really understanding the visuals you see on your Deeper App, you will know how to interpret that data to find fish fast and start catching in no time, making your fishing experience unforgettable.

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How to Set Up a Smart Sonar

How to Set Up PRO/PRO+

Learn how to set up your Deeper sonar to best fit your fishing needs or adjust to situational changes, so you can catch faster, catch bigger and catch more. 

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