The Kayak Angler's Edge: A Kayak Fish Finder Device 2023

Fish Finder Kayak

Fish Finder Kayak

Abigail Scott

Abigail Scott
Mother, Professional Kayaker, and Software Engineer

Updated on 3/22/2023


Every angler's uttered this phrase once or twice, but let's be honest, sweet talk can only take you so far. It's essential to know that there are fish in the area, and that's where the best kayak fish finders come in handy.

A fish finder is a nifty gadget that helps light up what's below the water's surface. Instead of fishing blindly, hoping for the best, this tool enables you to make the most of your time and find fish easily. And when you pair your kayak with a fish finder, it's one of the most serene ways to catch fish, away from the hustle and bustle while covering a lot of ground.

Fish finders are small sonar devices that emit sound waves through the water. When these waves hit objects below the surface, such as fish, they bounce back and give fishermen a depth measurement of where the fish might be. Nowadays, there are hundreds of fish finders on the market, making them more common than the fish themselves! Different models offer a variety of features and options, with some costing over $1,000 high-tech.

With all that in mind, here are seven top picks for the best fish finders in their respective categories, all for anglers who love fishing beyond the shore. Find the one that best suits your boat and catch all the fish your heart desires. And while you're shopping for a fish finder, don't forget to check out our preferred kayak selection that makes spending time on the water even easier. 😎


Kayak Fish Finder Features To Consider

Fish Finder Kayak

Fish Finder Kayak

When looking for the best fish finder for your kayak, there are a few key features to consider. Firstly, you'll want to look for a device that is portable and easy to use. Fish finders for kayaking are compact and light for easy transport. Look for high-resolution displays, and broad frequency ranges to view detailed underwater images and find specific fish. A GPS-enabled fish finder is also a great feature, helping you keep track of your location, mark spots, and create routes. For those on a budget, consider low-cost fish finder options.

 Many affordable fish finders on the market are suitable for kayak fishing. These devices may not have all the bells and whistles of more expensive models, but they will still be able to provide you with valuable information about the fish and structure in the water beneath your kayak.

Battery-powered fish finder for kayak: Another important consideration is the power supply of the fish finder; you should look for a battery-powered device with or long battery life to ensure that you can use it all day without having to replace or charge the battery constantly.

When it comes to finding the best fish finder for your kayak, there are many factors to consider. Ultimately, the best fish finder for you will depend on your personal preferences and specific needs. For example, if you're on a tight budget, a more affordable fish finder may be your best option. It's essential to look for a fish finder that is easy to use and provides a clear image of the underwater environment. If you're looking for a more advanced fish finder with a wide range of features, such as side imaging and GPS capabilities, you may be more interested in a more expensive model.

It is the type of sonar that the fish finder uses. The best sonar for a kayak is well-suited to the specific conditions in which kayak anglers often find themselves. For example, a fish finder with a narrow beam angle may be better for fishing in shallow water, whereas a wider beam angle may be more appropriate for deeper water.

Famous Fish Finder Brands

Garmin is a popular brand in the fish finder market, known for producing reliable, user-friendly, and accurate fish finders. One of their top options for kayak fishing is their GPS-enabled fish finder. Humminbird is also a reputable brand, offering a variety of fish finders suitable for kayak fishing, including compact and portable models with high-resolution displays.

Lowrance is another top brand with a range of high-quality fish finders, including portable and GPS-enabled models designed specifically for kayak fishing.


What Is The Best All-Around Fish Finder For Kayak?

Modern fish finders can see what is below, to the side, and even 360 degrees around the boat. A CHIRP camera uses signals at various frequencies to create a more detailed picture of fish and structures, and Bass can be distinguished from bluegill by these signals. The GPS-equipped ones allow you to navigate, place markers, track your route, and provide a measure of safety. If covered in slime and salt in direct sunlight, the best kayak fish finder for kayaks will do all this and give a clear image of the fish and structure below the boat.

HOOK Reveal 5x SplitShot Fish Finder Lowrance Overall

Years of kayak testing have gone into the design of Lowrance's Hook Reveal 5. The five-inch waterproof screen is visible from the kayak seat and out of the way. You can push large buttons using a paddle or rod tip. In direct sunlight, the screen is visible due to a special coating.

Hook Reveal 5 can take a beating and packs a punch. The sonar adjusts its settings according to the bottom and water conditions. Kayak split-shot transducers provide CHIRP and DownScan signals and fit in kayak scupper. CHIRP's target separation and DownScan's detailed images are used in Fish Reveal. Lowrance offers an easy installation kit with a solid mounting solution that takes only five minutes to install.

Hook Reveal 5 uses a GPS plotter to find fish quickly and stay on the bite. The GPS plotter allows you to mark waypoints, monitor speed and distance, and navigate home confidently.

Would You Like A Kayak Fish Finder With GPS?

A fish finder is a navigation tool for kayak anglers and a fish-finding device. Combining a fish finder with a GPS lets, you keep an eye on the fish and structure below the boat while plotting a course and tracking speed. By using split screen mode, you can do both simultaneously.

Fishfinder and GPS combos come with screens as small as four inches, but larger screens are more visible from the seat. High contrast displays with large numbers improve visibility while adjusting colors; brightness is possible on the best models. A map is essential, and GPS with detailed maps is available on kayak fishing fish finders. Anglers can edit maps with notes and transfer depth information from a fish finder into some units.


With a GPS-enabled fish finder, you can track drifts, set waypoints, monitor speed, and measure distance to a destination. You can also navigate on a course to save time and energy. The GPS and fish finder combo is also a valuable safety tool, keeping the paddler from getting lost and, in an emergency, providing rescuers with a location. A kayak fishing GPS is essential for anglers fishing in large lakes, wilderness areas, or the ocean.

Kayak Fishing GPS: Garmin ECHOMAP UHDCV 73CV Fish Finder

Adding a GPS to a fish finder gives you two valuable tools in one package. The best kayak sonar fish finder can double as a high-powered GPS unit. Fish finders differ significantly in signal technology, and display quality; not every GPS unit is the same. One of the best Garmin fish finders is the ECHOMAP UHD 74/Cv. It combines a high-powered, full-featured fishfinder with a detailed navigation chart.

An easy-to-read, glare-resistant touch screen and push buttons come on the ECHOMAP 74/CV. You can still use a touch screen or buttons if your hands are covered in fish slime or swamp muck. Despite its seven-inch screen, the ECHOMAP 74 remains small enough to be out of the way while large enough to see split screens.

There is a transducer for high-definition traditional and CHIRP sonar on the 74cv. With traditional sonar, a single beam produces detailed images of fish and bait, providing the best results in deeper water. CHIP creates a stereophonic, almost three-dimensional image of the structure by shooting multiple signals at different frequencies. The display is vivid and clear, with colors and contrast adjusting to provide a clear view of fish swimming beneath.

This GPS uses Garmin's Bluechart G3 maps for navigation, which are always up-to-date. It is easy to navigate backwaters using high-contrast bathymetric readings, and you can add more data to the map for even better navigation. In addition, ECHOMAP has a smartphone app for updating charts and adding notes. If you're not on a kayak, you can use the app to plan your fishing trip while away.


Related Best Kayak GPS

Best Fish Finder For Kayak: Treat Your Kayak With A Fish Finder

A side-view fish finder sends a signal to the transducer to capture images of fish and structures to the right and left of the boat. A fish finder with a 360-degree transducer shows a live view of fish swimming in all directions.

Installing a side-imaging sonar in a kayak is difficult because of the size of the transducer. Several kayaks have a special scupper that can accommodate a side-imaging transducer. Even if the kayak isn't built for side imaging, anglers can mount the transducer on an arm that hangs over the side. Attach the transducer to a trolling motor or a pole dangling in the water to rotate the live-view sonar.

Kayaks make excellent platforms for side-view fishfinders. The shallow draft and minimal turbulence allow the transducer to see the surroundings.

Humminbird Helix 7 Chirp Mega SI GPS G3 Nav Fish Finder+: Best Kayak Fish Finder With Side Imagery

The Helix 7 MEGA SI GPS G3 uses high-powered signals to display fish and structures in the most detailed manner possible. Using the most potent sonar signal available, the Mega Side Imaging fish finder for kayaks creates high-definition images of structure and fish clear enough to distinguish between individuals and even different species. The MEGA Down Imaging system uses the same technology to display a three-dimensional image of designs and fish. Humminbird's Dual Spectrum CHIRP shoots two sonar signals at different frequencies for a more detailed sonar response.

Signal cones can be vast for excellent coverage or narrow for better detail. The SwitchFire sonar image uses high-contrast, bright colors to distinguish bait schools from fish schools for the ultimate target separation. The Helix 7 includes a navigation map, a bathymetric chart, and high-quality sonar. Upgrade the base GPS with more advanced mapping software to set a course, monitor speed, and track.

Does Your Kayak Have Limited Space?

A fish finder should never hinder paddling and fishing. You may want to consider a compact fish finder if you don't have a lot of space on your kayak. They have four-inch screens, and the footprint is small enough to fit inside your palm. Displaying the fish finder in full color, and mounting it near the seat, will enhance visibility. In addition to GPS, some compact units feature dual-beam transducers for high-resolution CHIRP sonar, giving you the best technology in a small package. Furthermore, a close fish finder requires less power, allowing the angler to choose a lighter battery and still fish throughout the day.

Fish Finder For Compact Kayaks: Garmin Striker Vivid 4 CV

Garmin's Striker Vivid 4cv fishfinder fits a four-inch fish finder with high-quality sonar and an editable GPS plotter. CHIRP ClearVu and traditional dual-beam CHIRP sonar are included in the Striker Vivid 4cv. Switch from the CHIRP to the ClearVu sonar when searching for fish and structure, then examine the hot spot in detail using the ClearVu down scan sonar.

Garmin also provided a high-sensitivity GPS with Quickdraw Contours mapping to complement the powerful sonar. The user can mark waypoints and track speed and course. Create a custom map covering up to 2 million acres using the GPS and the fish finder. With the bright, high-contrast color screen, you can get a clear view of maps and sonar images and select one of the seven color schemes depending on the conditions.

What If You Didn't Have To Mount The Fish Finder On Your Kayak?

Fish Finder Kayak

Fish Finder Kayak

If you don't have space for a fish finder, don't want to install a mount for one, or don't want to set up and remove the fish finder before and after every trip, a portable fish finder is a good option. With wireless fish finders for kayaks, you eliminate the cord and replace it with a wireless connection and smartphone app.

A portable fish finder system consists of a sphere slightly larger than a golf ball, which houses the transducer. Please place it in the kayak, or cast it out of it. When the signal is received, the app on your phone displays images. Some apps even include a GPS plotter. A new generation of portable fish finders allows anglers to log fishing trips and connect with other users through social networks.

Fish Finder For Kayak: Deeper Chirp Castable And Portable

Deeper's portable fish finder concept is simple: The angler ties a golf ball-sized transducer to a fishing line and casts it away from the boat. Using Wi-Fi, the transducer transmits images of the bottom and fish to a smartphone app. More profound CHIRP technology creates a more detailed image using signals at different frequencies. The device has three beam angles, allowing for a broad view of an area or a close-up view of a target.

It takes accurate measurements in water up to 330 feet deep, and its wireless signal works up to 330 feet away from the boat. Adapters enable you to connect the transducer to the kayak instead of casting it, so it works like a traditional bottom machine without cables or batteries. Users can store and search information in the fishing log through the Deeper network and share pictures and stories with other anglers.

Kayak Fish Finder: What Do You Get For $100?

All the advances in fish finder technology have resulted in lower prices. Anglers can get powerful features in today's best fish finder for under $100.

To get the most bang for your buck, budget fish finders for kayaks should have fewer features but retain top-quality components. Color displays with high resolution and glare-resistant screens are standard. In addition to the fish finder features, these units have dual-beam transducers for producing detailed images of fish and structures.

Budget-conscious anglers are seeking a cheap kayak fish finder. These fish finders are built tough with durable push buttons and housing, so a low price doesn't mean cheap. Although low-cost fish finders offer limited features, the quality of the sonar and display ensures a clear image.

Humminbird PiranhaMAX 4 Fishfinder Is The Best Fish Finder For a Low Price

As fish finder technology advances, anglers can now buy the latest features for a great price. With the Piranahmax 4 from Humminbird, you can still capture high-definition color images of fish for less than $100. When fish and bait are in high contrast, a 256-color display makes it easier to differentiate them. Users can also distinguish between hard and soft bottoms using various colors.

Humminbird PiranhaMAX 4 Fishfinder has a bright, 4.3-inch color display powered by a powerful, dual-frequency transducer. With a power output of 2400 watts, the transducer can simultaneously detect small baitfish and slight changes in bottom contour.

Shopping For The Best Fish Finder For Kayak

It is easy to find the best fish finder for a kayak. The variety of electronics packages available can meet every budget and need. Find a fish finder that fits your budget. Higher-priced models usually have better connections, a more brutal display unit, and a more detailed transducer signal. The addition of a GPS lets you stay on course and monitor your speed with the fish finder. It also may include a portable depth finder for kayaks.

The fish finder uses the GPS to mark waypoints for fish and structures, allowing the operator to repeat a drift. A simple four-inch fish finder will provide kayak anglers with valuable information about depth, fish, bait, and water temperature.

Frequently Asked Questions

Is It Possible To Attach A Fish Finder To A Kayak?

It's not whether you can mount a fish finder on a kayak but how you will mount the fish finder. Mounting the transducer, display, and battery is a three-step process. Install the transducer below the water and away from turbulence for best results. Many kayaks come with a transducer scupper that allows you to place the fish finder below the waterline and run the cable to the display. Boats sometimes use removable pods that fit through the deck. Transducers should be attached to the bottom of the pod, with the display and battery inside. The pod makes it easy to install the fish finder and easy to remove after each trip. Transducer arms are the best option without a transducer scupper or pod. With a gear track, the arm holds the transducer over the side of the kayak. Choose a place where the display is easy to reach but away from rods and paddles. Attach the show to the deck with an adjustable fish finder bracket. To hold the fish finder mount, mount the base directly to the plastic or use a gear track. Lastly, place the kayak's battery close to the seat in the center. Protect the battery from water and damage with a battery box.

Fish Finders Can Get Wet, But How?

Kayak fish finders need to withstand constant exposure to the elements. In addition to being waterproof, dustproof, and damage-resistant, fish finders with high IPX ratings are also shockproof. Check plugs for moisture and dirt resistance. Position the fish finder display in an area most protected from swinging paddle blades. Battery connections are susceptible to damage. Terminal connectors should be heat-shrunk, and electrical contacts should be greased with dielectric grease.

What Is The Function Of A Fish Finder On A Kayak?

Fish finders work on a simple principle: shoot a sonic wave through the water and measure how the wave bounces off fish and structures. The transducer transmits a cone-shaped signal in traditional sonar, and the side scan sonar sends out side-to-side movements. An innovative, forward-looking sonar sends out a sign in front of the kayak, like a video camera. Upon return to the display unit, the signal is processed to provide a detailed image of the fish and structure. On a kayak, a fish finder is invaluable. As a kayak moves slowly, the signal is less affected by turbulence.