↬ What are the best choke tube pattern tips for duck hunting? You may be asking yourself this very question if your patterns are full of holes and just not cutting it when the ducks are feet down in the decoys.
The best patterning tips for duck hunting are:
- Practice patterning routinely to develop a repeatable system.
- Document your patterns to study and improve them.
- Select the right choke tube.
- Use quality duck hunting ammo.
- Understand what an acceptable pattern is.
- Reload your own shells.
- Get feedback from other hunters.
In this guide, we will discuss these patterning tips in more detail and teach you how to achieve patterns with greater pellet density and uniformity. And if you are finally getting around to patterning your shotgun, this guide will help you narrow down what the focus should be on and what patterning success looks like with a well performing choke tube.

Pattern Tips for Duck Hunting
Use these 7 tips to get better patterns from your choke tubes for duck hunting. Forget the days of just grabbing a box of ammo and heading to the field. Put in the time to really find out how your shotgun is patterning and fine tune it for the maximum performance.
1) Practice Makes Perfect
The best choke tube patterns come from countless hours of practicing and tweaking ammo, shotguns and choke tubes. If any one of these is off, the rest can suffer. Taking a personal interest in ballistics, especially when waterfowl hunting, means better performance in the field and cleaner harvest methods.
Choke tube patterning can be completed in under an hour as it’s mainly just a sequence of shots at a paper target and analyzing the results. You can even snap a quick photo of the patterning result and analyze it at a later time. Pellet distribution and pattern density are key elements to focus on while patterning a choke tube.
The most difficult part about patterning a shotgun is finding an adequate place to do it. This often requires private land outside the city limits that is hard to come by. Consider joining a gun or hunting club in the area that can make patterning your shotgun a reality, instead of an excuse not to do it.
Pro Tip: Try to pattern as many choke/ammo/shotgun combinations you can at one time to maximize your time and reduce set up efforts.
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2) Pick the Right Choke Tube
One of the biggest reasons choke tubes pattern poorly is the wrong size choke tube is being used. Open choke tubes, such as cylinder, won’t perform well at long ranges and tight choke tubes, like full chokes, are too compact for close ranges.
Patterning a choke tube at the ranges you will be hunting in the field and at the range the choke tube is designed for is always the best practice. 40 yards is the standard for decoy hunting with a modified choke. 50 and even 60 yards is the norm for long range choke tubes since the pattern will finally start to open up at longer ranges.
The effectiveness of your choke tube is largely based on the capable distance that the ammo and choke were designed for. Knowing the distance for patterning that translates to field hunting scenarios you’re likely to encounter is always the most beneficial step toward better choke performance.
Choke Tube Recommendations by Range
- Cylinder – Close shots inside 20 yards. Timber and early teal.
- Improved Cylinder – Decoying inside 20 yards
- Modified – Decoying 30 to 40 yards
- Improved Modified – 40 to 50 yards. Late season decoying.
- Full – Pass shooting and long range shots to 60 yards
3) Ammunition is Important
You wouldn’t run 80 octane fuel in a race car, so why would you expect the cheapest and low quality ammo to pattern well through a premium choke tube? With patterning, repetition is always the most sought-after result. Being able to replicate patterns with ammunition that is similar for every load helps to achieve this goal.
Premium ammunition, such as Federal and Kent, offer loads that you can count on to be similar with each pull of the trigger. They are manufactured with tight tolerances to reduce deviation between rounds. Patterning with ammo offered by reputable manufacturers can reduce sporadic results and help to key in on repeatable patterns.
Additionally, choosing the right pellet size and payload for the ranges you’ll be hunting should be taken into account. For example, a 1 ¼ oz. load of #4 steel shot is a dense load for shots over decoys between 20 and 35 yards. For shots over 35 yards, however, larger steel pellet sizes would be the clear choice.
Pro Tip: Stick to the premium ammo manufacturers like Federal, Winchester, and Kent for better choke tube patterning results.

4) Understand What Successful Patterning Is
What determines a successful choke tube pattern is sufficient density and pellet distribution in a 30-inch circle at a chosen range. The pattern should not be blotchy or have gaps that waterfowl can fly through.
Successful patterns should be able to be replicated on follow up shots. A three-shot average of 80% of pellets within a 30-inch circle is the standard to determine if a certain waterfowl load pattern is acceptable and will work well in the field. The three shot average patterning test for duck hunting is the industry standard for determining if a duck load will pass or fail.
How to perform a 3 shot average patterning test:
- Set up a patterning board at a specified range.
- Shoot one round of ammo through the same shotgun and choke at the same spot on the patterning board.
- Choose the densest part of the pattern and draw a 30-inch radius circle around it.
- Count the number of pellets in the 30-inch circle and record the number.
- Write the load info on the patterning board and take a photo for future evaluation.
- Replaced the patterning board with new material and repeat the process for two more shots.
- Use a pellet count chart or cut open a shell to count how many pellets are in the load.
- Divide the number of pellets in the load by the number of pellets that hit within the 30-inch circle for each three rounds.
- Average the three results. If the number is 80% or above, the choke tube patterns sufficiently.
5) Reload Your Own Ammo
Reloading ammo is the hidden gem of achieving better choke tube patterns since it allows you to customize basically every component of a shotshell. You have complete control over the hull, primer, wad, and shot which can all be tweaked depending on what you see in your patterning results.
Certain plastic wads can be modified for petal length to keep the shot in the shot cup longer and spacers and buffers can be used to eliminate empty shot column space that tends to blow patterns out. If you have the time, reloading and gradually tweaking a choke tube and ammo combination that work well together is ballistically superior to what you can purchase off the store shelves.
You don’t have to start from scratch though, many shotshell reloading manuals already exist with loads proven to work well for duck hunting. The Lyman Shotshell Handbook 5th Edition offers over 230 pages of steel duck hunting loads to choose from and is considered an industry leader for shotshell reloading.

6) Try Multiple Choke Sizes
Settling on just one choke tube may not always be the best method for finding the choke that works the best. Sometimes patterning can be finicky and what may work out of one shotgun, may not work out of the same model, even if the ammo and choke remain the same.
The factory choke tubes that come with a shotgun are a good baseline to start gauging where your choke tubes stand. Pattern them first and if the results are unacceptable, get a premium long-distance choke like the Patternmaster Code Black and compare the results.
Trying multiple choke tubes not only gives you more options, but it also gives you the ability to take them with you in the field. Having a set of chokes in your blind bag means you can switch chokes out on the fly depending on how the birds are working. And the bonus is you will know exactly how they will pattern, since you did your homework before hand.
7) Find Out What Works for Others
The last tip to develop better patterns for duck hunting is to join communities of likeminded people that also pattern and build loads for waterfowl hunting. These communities are a wealth of information from years of patterning a wide range of ammo, choke tubes, and shotguns. This can give you a head start rather than starting from scratch or wasting effort on things that have proven unsuccessful.
Patterning a shotgun choke tube isn’t difficult, but it can be time consuming and is often overlooked by shooters until it is evident that something is wrong with the setup. Choke tube patterns can be finicky and finding the right combination of shotgun, choke tube, and ammunition is usually the key for successful hunting.
The Patternmaster Code Black choke is the best place to start for patterning a shotgun for duck hunting. It’s proven to work for thousands of hunters for over a decade. Combined with premium ammo like Federal and Kent, developing better patterns is without a doubt achievable.
Bottom Line: Patterning is the Key to Success
Choke tube patterns can vary widely based on many factors, including: shotguns, choke tubes, ammo, and distance. Each of these factors must be working together to result in uniform, consistent, and effective patterns for waterfowl hunting.
The best tips for getting a choke tube to pattern better are to practice patterning as much as you can. Test as many chokes and ammo combinations as possible to find something that works well together. Patterning at the distance you hunt in the field will help fine tune the choke to your needs.
Reloading your own ammo lets you tailor your own loads to pattern best out of each choke tube. Joining reloading communities can offer a wealth of knowledge and can cut out most of the guesswork when narrowing down the search for good choke patterns. The Patternmaster Code Black choke is the best place to start when developing a patterning system to evaluate the effectiveness of your duck hunting ammo.
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