Best Fish Finder For Trolling (2024 Update)

When you shop through links on our site, we may earn an affiliate commission. This educational content is not intended to be a substitute for professional advice.

If you're looking for a fish finder that can help you catch more fish while trolling, there are a few factors to consider before making your purchase. First, you'll want to think about the size of your boat and the type of water you'll be fishing in. If you have a larger boat, you may want to look for a fish finder with a larger screen, while if you're fishing in shallow water, you may prefer a unit with a smaller transducer that can more accurately detect fish in these conditions.

Another important factor to consider is the frequency of the fish finder. Higher frequencies can provide more detail and accuracy, but they may not be as effective at greater depths. Additionally, you'll want to think about the installation process and whether you're comfortable doing it yourself or would prefer to have it professionally installed.

When it comes to selecting the best fish finder for trolling, there are a few questions you might want to ask yourself. Are you a serious angler who spends a lot of time on the water, or are you a casual fisherman looking for a reliable unit? What's your budget for a fish finder, and is there a particular brand or feature you're looking for? By considering these questions and doing your research, you can find the best fish finder for trolling that fits your needs and helps you catch more fish.

10 Best Fish Finder For Trolling

# Product Image Product Name Product Notes Check Price
1
Ideal for fishing with advanced sonar features such as Chirp MEGA SI+ and GPS navigation.
2
Ideal for fishermen looking for a live sonar system with trolling motor mounts to enhance their fishing experience.
3
Ideal for anglers looking to mount sonar equipment on their trolling motors for improved fish finding capabilities while navigating.
4
The Garmin Striker Vivid 4cv Bundle is ideal for fishing enthusiasts looking for a high-quality and colorful fishfinder system.
5
The product is ideal for providing accurate sonar readings for fishing or boating activities.
6
It is ideal for connecting a Humminbird fish finder and Minn Kota Universal Sonar 2 transducer using a 7-pin adapter cable.
7
This product is ideal for accurately detecting fish and underwater structures.
8
The product is ideal for connecting a Lowrance transducer to a trolling motor on a boat.
9
It is ideal for finding fish and measuring water depth for those using Lowrance HOOK2 fish finders.
10
Ideal for fishermen who want to mount a transducer on their trolling motor for accurate water-temperature readings and advanced imaging technology.
Ideal for fishing with advanced sonar features such as Chirp MEGA SI+ and GPS navigation.
Ideal for fishermen looking for a live sonar system with trolling motor mounts to enhance their fishing experience.
Ideal for anglers looking to mount sonar equipment on their trolling motors for improved fish finding capabilities while navigating.
The Garmin Striker Vivid 4cv Bundle is ideal for fishing enthusiasts looking for a high-quality and colorful fishfinder system.
The product is ideal for providing accurate sonar readings for fishing or boating activities.
It is ideal for connecting a Humminbird fish finder and Minn Kota Universal Sonar 2 transducer using a 7-pin adapter cable.
This product is ideal for accurately detecting fish and underwater structures.
The product is ideal for connecting a Lowrance transducer to a trolling motor on a boat.
It is ideal for finding fish and measuring water depth for those using Lowrance HOOK2 fish finders.
Ideal for fishermen who want to mount a transducer on their trolling motor for accurate water-temperature readings and advanced imaging technology.

1. Humminbird 411380-1cho Helix 9 Chirp Mega Si+ Gps G4n Cho (Control Head Only) Fish Finder

Introducing the Control Head Only Model – an excellent choice for avid anglers who are looking for a more advanced and innovative fish-finding technology. This particular model does not include a transducer, but it offers a wide range of connectivity options that allow anglers to connect to Built-in MEGA Imaging on Minn Kota trolling motors, accessory transducer options like MEGA 360 Imaging, or share sonar data from an existing Humminbird Ethernet network.

The MEGA Side Imaging+ feature of this model allows you to see the world below like never before. With crystal-clear Side Imaging viewing out to 200 feet on either side of your boat, you'll be able to unlock more fish and structure with 20% more detail and 60% more range capability than MEGA Side Imaging sonar. This feature is especially useful for identifying fish and cover that may not be visible with traditional sonar.

The MEGA Down Imaging+ feature of this model provides unprecedented underwater clarity with Down Imaging coverage down to 200 feet below your boat. With 20% more detail and 60% more depth capability than MEGA Down Imaging sonar, you'll be able to unlock more fish and structure than ever before. This feature is especially useful for identifying fish-holding structure and cover in deeper water.

The Bluetooth connectivity feature of this model allows you to take control right from the screen of your Humminbird. With wireless communication to compatible Talon and Raptor shallow water anchors, as well as Cannon Optimum downriggers, you'll be able to adjust your trolling motor or anchor without having to leave your seat. Additional features include wireless software updates from the Humminbird FishSmart App and display of smart phone notifications on your Humminbird.

The NMEA 2000 networking built-in feature of this model allows you to connect an accessory NMEA 2000 network to your control head for even more information. From boat performance to weather and water conditions, you'll be able to make sense of it all with NMEA 2000 networking. This feature is especially useful for anglers who want to have a more comprehensive understanding of their fishing environment.

2. Lowrance Activetarget Live Sonar System With Trolling Motor Mounts

The ActiveTarget Live Sonar is a revolutionary tool for avid anglers. It provides high-resolution images of the fish that are swimming around the structure and responding to the lure in real-time. This feature will help anglers to catch fish with ease as it eliminates guesswork from sonar interpretation.

The product comes with three views from one transducer, including a forward view ahead of the boat, a down view below the boat, and a scout view, which is an ultra-wide, overhead view in front of the boat. This allows anglers to keep track of the fish movement and make informed decisions about where to cast their line.

The ActiveTarget Live Sonar is designed with high-resolution live images, which provides anglers with a clear and accurate view of the fish. The product includes all trolling motor mounts, making it easy to install on the boat. Additionally, it is compatible with Lowrance HDS LIVE, HDS Carbon, and Elite FS fish finder/chart plotters, making it a versatile tool for all anglers.

3. Lowrance 000-15771-001 Active Target Sonar Trolling Motor Mount Kit – Side

The Active Target TRM fwd/down mount is a top-of-the-line trolling motor transducer mount designed to provide a clear view of the underwater environment. This mount is specifically engineered to work with Active Target transducers, allowing anglers to easily and effectively track fish and other underwater targets.

The Active Target TRM fwd/down mount is equipped with both forward and down views, providing a comprehensive picture of what's happening beneath the surface. This allows anglers to quickly identify schools of fish, as well as individual targets, ensuring that they never miss a bite.

The mount is made from high-quality materials, ensuring that it is durable and long-lasting. It is also designed to be easy to install and use, with a simple and intuitive design that even novice anglers will be able to master.

4. Vivid 4cv Fishfinder Bundle: Clearer Underwater Views

The 4-inch color fishfinder is a must-have for any fishing enthusiast. With its new vivid scanning sonar color palettes, it is now easier to distinguish fish and structures underwater. The tilt/swivel bailmount bracket included in the package makes it easy to use and mount.

The fishfinder comes with a GT20 transducer that provides built-in Garmin CHIRP traditional sonar and CHIRP ClearVü scanning sonar. These features make it easier to locate fish and structures underwater, giving you an edge in your fishing expedition.

The high-sensitivity GPS is another feature that sets this fishfinder apart. It allows you to mark waypoints, create routes, and view your boat's speed. This makes navigation easier and more convenient, especially for those who like to explore new fishing spots.

The built-in Quickdraw Contours mapping is another excellent feature that makes this fishfinder stand out. This feature allows you to create your own custom fishing maps, giving you a personalized fishing experience. You can now fish in areas that were previously unknown to you, and you can also share your maps with other fishing enthusiasts.

The genuine Garmin protective cover included in the package ensures that your unit is protected from any damage or discoloring from the sun. This cover is specifically designed to fit the fishfinder, giving you peace of mind when using it outdoors.

5. Humminbird 710198-1 Xnt 9 20 T Single/dualbeam Transom Mount Transducer,black

Introducing the Transom Mount Transducer – an essential tool for avid anglers looking to elevate their fishing experience. With a frequency of 83/200 KHz and a 60/20° beam angle, this transducer is designed to provide accurate and reliable readings of the underwater environment, allowing you to find your prey with ease.

The transducer also features a temperature sensor, which can provide you with vital information on the water temperature, enabling you to adjust your fishing strategy accordingly. The 20-foot cable with a 7 pin plug ensures that the transducer can be easily installed and connected to your sonar system.

One of the highlights of this new design is its improved security and reduced risk of kick up, thanks to its improved running angle. The package includes a 20-foot cable, necessary mounting hardware, and a built-in temperature sensor – everything you need to get started.

The Transom Mount Transducer operates on 200 kHz and 83 kHz frequencies with 20- and 60-degree cone angles, making it compatible with many Pmax, Matrix, and numbered series Humminbird sonar systems.

You can be confident in your purchase knowing that the Transom Mount Transducer is backed by the manufacturer's one-year limited warranty. Upgrade your fishing experience with the Transom Mount Transducer, and enjoy more accurate and reliable readings of the underwater environment.

6. Humminbird & Minn Kota Transducer Replacement Cable

The Adaptor Cable, compatible with Humminbird Fish Finder and Minn Kota Universal Sonar 2 (US2) Transducer on the trolling motor, is the perfect solution for connecting your favorite brand of sonar or fish finder to your trolling motor. This cable offers optimal underwater visibility with its water temperature sensor and dualbeam plus technology. It is only compatible with traditional 2D sonar and replaces #1852068, MKR-US2-8.

The cable's metal-tipped, waterproof connector virtually eliminates the possibility of sonar interference, and its IP68-rated waterproof feature ensures high performance and extra dependability. This means that you can rely on this adapter cable to support optimal sonar performance, helping you find fish with ease.

The cable itself is made of premium steel and copper, which ensures good electrical conductivity, low resistance, low power consumption, and high current loading capability, supporting steady fish finding works. The use of double-layer PVC insulation material makes it anti-freeze pulling and high-temperature resistant. The cable has no clamps, ties, or exposed wires or connections. Its standard interface, solid connection, and plug ensure durability, making it a reliable choice.

Using the 7-Pin Transducer Adapter Cable is easy and simple with its plug-and-play feature. It can be easily used to connect your boat trolling motor with your fish finder, saving you both time and money. There's no need for any tools, simply align the pins and keys and screw the cable collars together and tighten until snug. The full length of the cable is 16.61Inch, and you can refer to the instruction manual to install the 1852068 adapter hose.

The Johntruck Team aims to provide you with the best products and services. They support 30-day returns and offer a 12-month warranty, ensuring that you're satisfied with your purchase. If you have any questions, please feel free to contact them.

7. Humminbird 710236-1 Xnt 9 28 T Single/dualbeam Transom Mount Transducer

The Humminbird XNT 9 28 T transom mounted transducer is an essential tool for anglers who want to enhance their fishing experience. This transducer comes with a 20-foot cable and hardware, ensuring that you can easily mount it on your boat. With its compatibility with head unit models like PiranhaMAX 176i, 195c, 175, and 165, you can be sure of an accurate and reliable reading of the underwater environment.

One of the standout features of the Humminbird XNT 9 28 T transducer is its impact release feature, which pivots the transducer out of the way if hit by an object. This ensures that the transducer remains safe and intact, preventing any damage to your boat.

The 20-foot cable included with the transducer provides ample length for installation on most boats, making it easy to connect to your Humminbird head unit for a seamless experience. This transducer is compatible with various Humminbird models, making it a versatile option for anglers who own different models of Humminbird head units.

8. Lowrance Elite/hds 9-Pin Trolling Motor Adapter

Introducing the Universal Sonar 2 Adapter Plug, a game-changer in the world of fishing technology. This adapter plug allows you to easily connect and disconnect your motor from your fish finder, making your fishing experience more convenient and efficient.

The Universal Sonar 2 Adapter Plug is a replacement part for Part Number 1852076, and it is designed to fit perfectly with Lowrance Elite Ti2 and HDS models such as Elite FS 7, Elite FS 9, Elite-7 Ti2, Elite-9 Ti2, Elite-12 Ti2, Elite-5 Ti, Elite-7 Ti, Elite-9 Ti, Elite-12 Ti, HDS-16 Live, HDS-12 Live, HDS-9 Live, and HDS-7 Live.

One of the key features of this adapter plug is its shielded cable connections, which virtually eliminate the possibility of sonar interference. This means that you can expect a clear and accurate reading every time. Additionally, the adapter plug has no exposed wires or connections, providing extra safety and peace of mind while you're out on the water.

The Universal Sonar 2 Adapter Plug is also IP68-rated waterproof, ensuring that it can withstand even the harshest conditions. The integrated and protected transducer is built into the lower unit of the motor, which helps to reduce the risk of damage to the transducer.

Made of high-quality materials, this adapter cable is built to last and is easy to use. With its affordable price, it's a must-have for any angler who wants to get the most out of their fishing experience.

At our company, we are committed to providing our customers with high-quality products and services. If for any reason you are not satisfied with your purchase, you can send the item back within 30 days for a full refund. Additionally, we offer a 12-month warranty for quality-related issues, giving you even more peace of mind when you choose the Universal Sonar 2 Adapter Plug. Try it out today and take your fishing game to the next level!

9. Lowrance Splitshot Skimmer Transducer, Fits Lowrance Hook2 Fish Finders,gray

The transducer under review is designed to fit the Lowrance HOOK² 5, 7, 9 and 12 inch Fish Finder models. It is equipped with a SplitShot transducer that provides DownScan sonar (straight down) and CHIRP sonar (fish arch) views, allowing for multiple views of underwater environments.

Furthermore, this transducer boasts a wider sonar coverage, providing double the coverage of traditional fish finders. This allows for a more comprehensive view of the underwater terrain, giving anglers a better chance of locating fish.

Installation of the transducer is a breeze, as a single transducer can be mounted on the transom, inside the hull, on the trolling motor, or through a scupper hole. This versatility ensures that the transducer can be installed in the most convenient location for the user.

Finally, the transducer comes equipped with a built-in temperature sensor, which can provide valuable information to anglers about the water temperature, and therefore, the behavior of the fish.

10. Helix 8 – Dual Chirp Trolling Transducer

The Humminbird 710296-1 is an excellent transom mount fish finder that is equipped with innovative features to help anglers locate fish more easily. One of the key features of this fish finder is its MEGA Down Imaging technology, which provides ultra-clear and detailed images of what is below the water's surface. This technology allows anglers to see fish, structures, and contours with incredible clarity and precision.

Another notable feature of the Humminbird 710296-1 is its Dual Spectrum CHIRP sonar, which delivers exceptional target separation and definition. This feature allows anglers to distinguish between fish, bait, and other objects in the water, making it easier to target specific species.

The fish finder also comes equipped with a temperature sensor, which provides accurate water temperature readings. This information is essential for anglers as it helps them determine the location of fish and their activity level.

The Humminbird 710296-1 is designed for easy installation on a transom mount, making it a versatile and convenient addition to any angler's toolkit. With its durable construction, this fish finder is built to withstand the harsh marine environment and provide reliable performance for years to come.

Best Fish Finder For Trolling FAQs

Are there any fish finders specifically designed for trolling?

Yes, there are fish finders specifically designed for trolling. These types of fish finders are known as downriggers and they are commonly used by professional fishermen and anglers who are looking to catch fish while trolling. Downriggers are designed to help fishermen locate fish that are swimming at deeper depths, by deploying a weight that pulls the bait or lure down to the desired depth.

Some of the features that make downriggers ideal for trolling include their ability to display water depth and temperature, fish location, and underwater structures. They also have a sensitive sonar system that can detect even the slightest movements of fish in the water.

When looking for a fish finder for trolling, it is important to choose one that is specifically designed for this purpose. Some popular brands that offer downriggers include Garmin, Lowrance, and Humminbird. These fish finders are typically more expensive than standard models, but they offer advanced features that are essential for successful trolling.

Can a fish finder be used for both trolling and stationary fishing?

Yes, a fish finder can definitely be used for both trolling and stationary fishing. In fact, many modern fish finders come equipped with features that are specifically designed to cater to both types of fishing. For example, some fish finders have a "split-screen" mode that allows you to view both stationary and moving sonar readings at the same time. This can be particularly useful when you're trolling, as you can keep an eye on the water beneath your boat while also monitoring your speed and course.

Another feature that can be useful for both types of fishing is the ability to adjust the sensitivity of the sonar. This can help you pick up smaller fish when you're trolling, or it can help you avoid false readings when you're stationary and fishing in areas with a lot of debris or other underwater obstructions.

Overall, a good fish finder should be versatile enough to handle both trolling and stationary fishing, and should provide accurate and reliable readings in a variety of different conditions.

Can a fish finder for trolling be used in both freshwater and saltwater environments?

Yes, a fish finder for trolling can be used in both freshwater and saltwater environments. However, it is important to ensure that the fish finder is suitable for the specific environment you will be using it in. This is because saltwater is more corrosive than freshwater, so the fish finder needs to be designed to withstand the harsher conditions of saltwater.

When choosing a fish finder for trolling in either freshwater or saltwater, it is important to consider factors such as the frequency of the transducer, the power output, and the type of transducer. Higher frequencies are more effective in shallow water while lower frequencies are better for deeper water. The power output should be sufficient for the depth of water you will be fishing in. A transom mount transducer is commonly used for trolling in both freshwater and saltwater.

In summary, a fish finder for trolling can be used in both freshwater and saltwater environments, but it must be designed to withstand the conditions of the specific environment and have the appropriate features for the type of fishing you will be doing.

How does sonar technology differ in fish finders for trolling versus other types of fishing?

Sonar technology plays a vital role in modern-day fishing. It is used to locate fish and determine the depth of the water. When it comes to fish finders, there are different types, including those for trolling and other types of fishing.

Trolling fish finders are designed to be more precise and accurate. They use high-frequency sonar waves, which enables them to detect smaller fish and baitfish as well as distinguish between fish and other underwater objects. Trolling fish finders also have a faster refresh rate, which means they update the location of the fish more frequently.

On the other hand, fish finders for other types of fishing may not need to be as precise. For example, if you are fishing in shallow water or casting from a stationary position, a lower frequency sonar may be sufficient. The refresh rate may also be slower as you are not moving as quickly as you would be when trolling.

In conclusion, sonar technology used in fish finders for trolling is more advanced and precise than those used for other types of fishing. However, the type of fish finder you choose ultimately depends on your fishing style and needs.

How important is CHIRP technology in a fish finder for trolling?

CHIRP technology is highly important in a fish finder for trolling as it allows for more accurate and detailed imaging of underwater structures and fish. CHIRP technology uses a wider range of frequencies to create a more detailed and clear picture of what is beneath the surface, making it easier for anglers to identify fish and structures.

In trolling, the ability to accurately locate and track fish is crucial for success. CHIRP technology can help anglers identify different species of fish, determine their depth, and track their movements. This information can then be used to adjust trolling speed and depth to increase the chances of a successful catch.

Without CHIRP technology, fish finders may not be able to provide the level of detail and accuracy needed for effective trolling. Therefore, investing in a fish finder with CHIRP technology can greatly improve an angler's chances of success.

What is the battery life of a fish finder for trolling?

The battery life of a fish finder for trolling can vary depending on a few factors such as the type of battery, the size of the battery, and the frequency of use. Typically, a good quality marine battery can last for around 8-10 hours on a single charge. However, if you are using a smaller battery or if you are using your fish finder constantly throughout the day, your battery life may be shorter. It is important to consider the power consumption of your fishfinder and adjust your usage accordingly to maximize battery life. Additionally, it is always a good idea to bring a spare battery or a battery charger with you on your fishing trip, just in case you need to recharge your battery while on the water.

What is the best display size for a fish finder on a trolling boat?

The ideal display size for a fish finder on a trolling boat depends on various factors such as personal preferences, size of the boat, fishing environment, and budget. However, a display size of 5-7 inches is considered sufficient for most trolling boats.

A smaller display size might be too difficult to read, especially in bright sunlight, while a larger display size may not be necessary for small boats or personal use. Additionally, a larger display size can be more expensive.

It is important to ensure that the display is clear and easy to read, even in varying weather conditions. Some displays come with features like anti-glare screens, which make them more visible in bright sunlight.

Ultimately, the best display size for a fish finder on a trolling boat would depend on your individual needs and preferences. It is recommended to research and compare different options to find the one that suits you best.

What is the best fish finder for trolling in deep water?

When it comes to finding the best fish finder for trolling in deep water, there are several factors to consider. Firstly, you want a fish finder that has a high frequency and power output, as this will allow you to see deeper into the water column. You also want a fish finder with a large and clear display, so you can easily read the data even in bright sunlight or rough conditions.

One of the top options for trolling in deep water is the Garmin Striker 7SV. This fish finder features a high-frequency CHIRP sonar and a powerful 500 W RMS power output, allowing you to see the bottom structure and fish at depths of up to 2,300 feet. It also has a large 7-inch display with clear and detailed graphics, making it easy to identify fish and underwater features.

Another great option is the Lowrance HOOK2-9 TripleShot, which also features a high-frequency CHIRP sonar and a powerful 500 W RMS power output. It has a large 9-inch display with a high-resolution SolarMAX screen, providing excellent visibility in all conditions.

Ultimately, the best fish finder for trolling in deep water will depend on your specific needs and preferences. It's important to consider factors such as frequency, power output, display size and clarity, and overall usability when making your decision.

What is the range of a good fish finder for trolling?

The range of a good fish finder for trolling can vary depending on the model and type of fish finder. Generally speaking, a good fish finder for trolling should have a range of at least 100 feet, although some can reach as far as 1000 feet or more. The range of a fish finder is typically determined by the strength of the sonar signal, which is affected by factors such as water depth, water temperature, and the presence of obstacles or other interference. When choosing a fish finder for trolling, it's important to consider the size and type of fish you are targeting, as well as the depth and clarity of the water you will be fishing in. Additionally, features such as GPS mapping and chart plotting can be useful for locating fishing hotspots and navigating to specific locations on the water.

Which fish finder has the best GPS mapping for trolling?

When it comes to fish finders with the best GPS mapping for trolling, there are several options available in the market. However, one of the most popular choices among anglers is the Garmin Striker Plus 9sv. This fish finder comes with a built-in GPS and preloaded maps that cover more than 17,000 lakes across the United States. Its high-sensitivity GPS allows for quick and accurate positioning, while the CHIRP sonar technology provides crystal-clear images of fish and underwater structures.

Moreover, the Garmin Striker Plus 9sv features a waypoint map that allows you to easily mark and navigate to specific locations where fish are biting. It also has a built-in Wi-Fi that allows for easy syncing with the Garmin ActiveCaptain app, giving you access to even more maps and data. Overall, the Garmin Striker Plus 9sv is a great choice for trolling enthusiasts who want a reliable GPS mapping fish finder.

How useful was this post?

Click on a star to rate it!

Average rating 0 / 5. Vote count: 0

No votes so far! Be the first to rate this post.

Sharing is caring!