Skip to content
Home ยป The Uni Knot and Double Uni Knot: Tying Techniques for Anglers

The Uni Knot and Double Uni Knot: Tying Techniques for Anglers

Our full step-by-step video tutorial on Youtube


Are you gearing up for a fishing trip? Knowing how to tie effective knots can make all the difference. Check out this guide to learn about two essential knots โ€“ the Uni Knot (also known as the Duncan Loop) and the Double Uni Knot. These knots are not only fundamental for anglers but also remarkably versatile and reliable.

What You’ll Need

Firstly, gather your fishing line and a hook or swivel. Additionally, keep a pair of scissors handy for any necessary trimming.

The Uni Knot: An Overview

The Uni Knot is renowned for its simplicity and effectiveness, making it the ideal choice for attaching your fishing line to a variety of tackles.

Step-by-Step Guide to Tying the Uni Knot

  1. Threading the Line: Initially, pass the tag end of your fishing line through the eye of the hook or swivel, leaving a few inches to work with.
  2. Doubling Back and Creating a Loop: Subsequently, double back the tag end to form a loop next to the hook or swivel.
  3. Wrapping the Line: Next, hold the doubled line and tag end between your thumb and forefinger. Then, make 5-7 wraps around both lines, moving away from the loop towards the end of the tag.
  4. Tightening the Knot: After wrapping, pull the tag end to tighten the coils.
  5. Final Adjustments: Finally, moisten the coils and line to prevent damage and pull the main line. Slide the coils toward the eye of the hook or swivel.

The Double Uni Knot: An Overview

Double Uni Knot: The Stronger and More Reliable Version of the Uni Knot
When it comes to fishing, using the right knots can make a big difference. The Double Uni Knot is an advanced and more potent version of the Uni Knot, making it the perfect choice for heavier fishing tasks or joining two lines.

Step-by-Step Guide to Tying the Double Uni Knot

  1. Doubling the Line: Start by doubling the line and threading it through the eye of the hook or swivel.
  2. Creating the Loop: Then, double back the tag end to create a loop next to the swivel or hook.
  3. Looping and Wrapping: Loop the line 3-7 times depending on the diameter, and bring it out alongside your main line.
  4. Tightening the Knot: Carefully pull the moistened lines tight by the loop first. Thereafter, pull the main line and the tag end together to slide your wraps down to the eye.
  5. Trimming the Excess: Lastly, cut the excess loop and tag end.

Tips for Perfect Knots

To improve your knot-tying skills, remember to avoid common mistakes like not moistening the line or pulling too hard. Consistent practice is also key to enhancing your abilities.

Applications in Fishing

Thanks to their versatility, these knots can be used in a variety of fishing settings, from tranquil freshwater to the more demanding saltwater environments.


To become a true fishing master, you gotta have some knot-tying skills! The Uni Knot and Double Uni Knot are the MVPs of your fishing arsenal. Keep practicing until these knots become second nature, and you’ll be reeling in the big ones in no time!


  1. Why moisten the knot? Moistening reduces friction, thereby preventing line damage.
  2. Are these knots suitable for all types of fishing lines? Yes, they are adaptable but always consider the line’s strength.
  3. Ideal number of wraps for the Uni Knot? Typically, 5-7 wraps, depending on the line’s thickness.
  4. Is the Double Uni Knot stronger than the Uni Knot? Yes, it’s generally more robust, particularly for heavier lines.
  5. Can I use these knots for fly fishing? Absolutely, they are excellent for various fishing techniques, including fly fishing.

Leave a Reply

Your email address will not be published. Required fields are marked *