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Turle Knot

Traditional fly terminal seating around the eye for alignment.

Intermediate · Monofilament / Fluorocarbon

Connection card

Turle Knot

For line → hook.

Turle Knot — finishedFinished structure. A collar around the hook eye so the fly sits in line with the tippet.

A collar around the hook eye so the fly sits in line with the tippet.

What it joins Line → hook. In monofilament, fluorocarbon.
Turns 2 to 5. Count them before you seat it; afterwards you are guessing.
Shape Terminal wrap stack at eye or along shank
Tag end Tag exits clean and short
Seated Fully seated to eye or shank
Start again if Collar sitting mid-shank instead of the eye. Fly cocks off-axis

This card does not say how strong the knot is. A retention figure comes from a bench, in one material, at one diameter, tied by somebody who ties it all day — and the line in your hand is none of those. What it does tell you is whether the thing you have just tied is the thing the record describes.

What this plate is telling you

Traditional fly terminal seating around the eye for alignment.

Save this as a picture and it works with a dead signal and a nearly dead battery, which is when a joint is most often tied badly. The rest of this page — the steps, the seating sequence, the failure modes and the bench — is for the evening before.

Why this knot

What it earns its place with, what it costs, and what to reach for instead.

Best for
Fly hooks
Not ideal for
  • Maximum strength critical tippet (modern compact knots often preferred)
  • Braid
Common mistakes
  • Tying it on a fly with a straight eye
  • Making the loop too small for the fly to pass through
  • Passing the tag through the loop once instead of twice
  • Pulling tight before the loop is fully behind the eye
Alternatives
  • Orvis KnotBeginner

    Ties tippet to a hook or fly with a small knot built on a figure eight

  • Davy KnotBeginner

    Tying a small fly to tippet with a quick, compact knot

  • Tying a hook, lure or swivel to monofilament line

Before you start

  • ·For flies with a turned-up or turned-down eye. On a straight eye, use another knot such as a Davy or a clinch.
  • ·Leave several inches of tag, about 10 cm (4 in), for the loop and the double overhand.
  • ·Make the loop a little larger than the fly. The whole fly passes through it before the final pull.
  • ·The knot closes around the fly's head behind the eye, so the tippet leaves the eye in line with the shank.
Line + hardware: Tippet, Fly

Step 1 of 4 · move 1 of 1. Thread the fly onto the tippet and slide it well up the line

Space plays or pauses. Keys 1, 2, 3 and 4 set the speed. Arrow keys change the move.

How to tie it — Step 1 of 4 · move 1 of 1
Thread the fly onto the tippet and slide it well up the lineThe fly hangs on the tippet by its turned eye, pushed well up the line, and a long tag runs on past it toward the free end.
1Tag end, about 10 cm
2Fly, slid up the tippet

swipe to step

01.1

Thread the fly onto the tippet and slide it well up the line

Hold:
Left hand holds the tippet, a hand's width from its end
Move:
Right hand threads the fly on and pushes it up the line, out of the way

You should now see: The fly hangs on the tippet well clear of the end, with about 10 cm of tag to tie with, and its eye is turned up or down.

Written step 01

Thread the fly onto the tippet and slide it well up the line, leaving several inches of tag, about 10 cm (4 in), to tie with. Check the fly has a turned-up or turned-down eye.

You should now see

The fly slides freely on the tippet, well clear of the tag, and its eye is bent up or down from the shank.

If it goes wrong

Starting on a fly with a straight eye. You can see the eye in line with the shank, and the Turle is meant for turned eyes.

Fix: Use a different knot for straight-eye flies, such as a Davy or a clinch.

Why: The Turle's loop closes around the fly's head behind the eye, so the tippet comes out of the eye in line with the shank. A turned eye leaves room for that.

What fails if this is wrong
  • No loop formed to collar the eye — You cannot Turle without the loop. The loop around the standing part is the collar.
What this is based onReference review, not yet tied
Record
Reviewed 2026-08-13. 3 sources are cited for this record.
Drawing
Checked against published references and found to be this knot. Not yet tied from the drawing. Recorded 2026-09-21.
Known limits
None that stop a reader following it were confirmed in the plate audit of 2026-09-24; smaller findings were not all re-checked.
Strength
Not established. No credible, comparable strength data exists for this knot, so no figure is shown.

Watch the tie

Turle Knot Tying Instructions - RIO ProductsInTheRiffle · Opens on YouTube

External video from a creator we follow — not produced by us. Nothing on this page loads from YouTube until you follow the link.

Seating sequence — where failures are born

The step list compresses the finish. Run these phases in order, one at a time.

  1. 01 Moisten

    Wet the structure before any load reaches it.

    Zero. Nothing tightens yet.

  2. 02 Load

    Take up slack slowly until the wraps begin to gather.

    Light and even — both ends moving together.

  3. 03 Dress

    Watch the wraps stack in order; stop and back off if any cross.

    Hold, do not pull. Correction happens here or not at all.

  4. 04 Set

    One continuous pull to full seat — no sawing, no jerks.

    Firm, single direction, standing line against the terminal end.

  5. 05 Trim

    Cut the tag square, leaving a short stub proud of the knot.

    None. Never trim under load.

Finished structure — what correct looks like

Turle Knot, finishedTurle Knot, finished

Drawn from a rope model of this knot: which strand passes over which comes from where the rope actually lies.

Structure
Terminal wrap stack at eye or along shank
Standing line
Standing line on-axis with load
Tag end
Tag exits clean and short
Wraps
Even wraps, no crossings
Seating
Fully seated to eye or shank

Verify before you load it

Every line is pass or fail. One fail means retie — do not load a knot you argued with.

  • 01Terminal wrap stack at eye or along shank
  • 02Fully seated to eye or shank
  • 03Tag exits clean and short
  • 04Even wraps, no crossings
  • 05None
  • 06turle
Something failed → open Diagnose

Field notes — dark, cold, gloves

  • ·Retie by feel first, light second — the seat is a tactile event, not a visual one.
  • ·Gloves off for the dress phase. Fabric hides a crossing wrap.
  • ·Wrong twice in a row means the material or the hardware is fighting you. Change one, not your technique.
HTH · Reference layout

Turle Knot — finished-state checks, on the shared reference layout

Turle Knot — finished-state checks, on the shared reference layout
Hook the Horizon reference plate
Failure modes

When this family fails, it fails as these. The recovered end still outranks the name.

Fly / tippet family

Fine tippet at the eye, or fly-line to leader with a tube or nail.

  • !Hitch path around the eye instead of through it
  • !Single pass where two were the job
  • !Gap at the tube or nail on a fly-line join
Fails when
  • !Pulled tight before the loop is behind the eye, so the knot sets on the front of the eye and the fly hangs at an angle
  • !Double overhand tied with only one pass, which grips the tippet less
  • !Tied to a straight-eye fly, with no room behind the eye for the loop to close
Geometry
  • Collar sitting mid-shank instead of the eye

    Fly cocks off-axis

    A Turle collars the eye; a shank cinch is a different knot · step 02

  • Incomplete cinch on a ring eye

    The knot rolls and the fly fishes off-axis

    Ring eyes that will not take a collar need a different terminal · step 03

  • No loop formed to collar the eye

    You cannot Turle without the loop

    The loop around the standing part is the collar · step 01

If you saw this
  • Fly cocks off-axis or knot slips

    Check

    • ?Fly alignment with tippet

    Then

    • →Retie
    • →Consider Orvis/Davy for pure strength
  • Finished check failed — Used on a straight-eye where it does not seat

    Check

    • ?Loop seats behind a down-eye or turned-up eye as intended
    • ?Knot draws up cleanly on the eye neck
    • ?Fly rides true

    Then

    • →Retie. Wrong eye type or incomplete seat ruins fly tracking.
  • Collar sitting mid-shank instead of the eye

    Check

    • ?Fly cocks off-axis
    • ?Inspect step 02

    Then

    • →Retie. Do not dress a defective structure and call it seated.
  • Incomplete cinch on a ring eye

    Check

    • ?The knot rolls and the fly fishes off-axis
    • ?Inspect step 03

    Then

    • →Retie. Do not dress a defective structure and call it seated.
  • No loop formed to collar the eye

    Check

    • ?You cannot Turle without the loop
    • ?Inspect step 01

    Then

    • →Retie. Do not dress a defective structure and call it seated.
Same family

Same failure class, different geometry. Open the plates — Diagnose still starts from the symptom.

This failed — start Diagnose
The bench · rep 1

Get it right with everything in your favour0/5 clean

Nothing logged on this knot yet, so it starts on the bottom rung.

Good light, dry hands, a table. Until the sequence is automatic here there is nothing for the harder rungs to test — you would only be learning that difficult conditions are difficult, which you already knew.

How · Tie it, check it against the list, log it. Five clean and the ladder opens.

Conditions for this rep
What went wrong, if anything

Nothing marked. Log it clean, or mark what happened first.

Strength, and where the number comes from

Not established

No published break test; the knot is chosen for fly alignment and no publisher states what it costs in strength.

Percentages come from published tests on their own line, their own knot-tyer and their own pull rate. Yours is a different system. Treat a figure as a reason to test, not as a result you already have.

Sources for this record

Record reviewed 2026-08-13

Vetted references

Already tied it?

Check the finished knot against what correct looks like before you load it.