Skip to main content

Fly Tying the San Juan Worm

Fly Tying the San Juan Worm

Fly tying the San Juan Worm of the Foundation Forty Flies.

Tying the San Juan Worm

Hook: TMC 3761 #12
Thread: Pink 6/0 UNI
Body: Tan Ultra Chenille

Tying the San Juan Worm Step 1 of 5

Start the thread right behind the eye and wrap back to the bend.

Tying the San Juan Worm Step 2 of 5

Tie in a piece of Ultra Chenille at the bend of the hook with three or four tight turns of thread.

Tying the San Juan Worm Step 3 of 5

Lift the front end of the chenille and wrap the thread forward to the eye along the shank.

Tying the San Juan Worm Step 4 of 5

Lay the chenille down again and tie it in place behind the hook eye. Make a band of thread, then whip finish and clip the thread.

Tying the San Juan Worm Step 5 of 5

Cut the ends of the chenille to length and singe the tips with a lighter.

GET THE NEWSLETTER Join the List and Never Miss a Thing.

Recommended Articles

See More Recommendations

Popular Videos

RIO Slickcast Fly Lines

RIO Slickcast Fly Lines

Chris Walker, with RIO Products, talks with Editor/Publisher Ross Purnell of Fly Fisherman magazine about the new SlickCast lineup of fly lines for 2020.

SIMMS Flyweight Wader

SIMMS Flyweight Wader

A Hex Grid chest panel allows users to affix other components such as pack vest, nest holster, bottle holster, or bear spray.

Costa Ferg Sunglasses

Costa Ferg Sunglasses

Costa's Todd Barker reveals the features of the new Costa Ferg sunglasses, a best-of-category winner at ICAST 2020.

Casting Backhand in Tight Quarters

Casting Backhand in Tight Quarters

A backhand cast is when you use your backcast to deliver the fly.

See More Popular Videos

Trending Articles

You don't always catch large trout in these alpine lakes and streams, but even the small ones are brightly colored treasures.Alpine Lakes for Remote Monsters Trout

Alpine Lakes for Remote Monsters

Landon Mayer - April 18, 2018

You don't always catch large trout in these alpine lakes and streams, but even the small ones...

Fish are cold-blooded, so their body temperature reflects that of the water in which they swim.Temps for Trout: How to Catch Fish that Behave Hot n Cold Trout

Temps for Trout: How to Catch Fish that Behave Hot n Cold

Hilary Hutcheson - July 15, 2020

Fish are cold-blooded, so their body temperature reflects that of the water in which they swim.

You can be a successful freshwater fly fisher with just the nine knots shown here.9 Best Fly Fishing Knots You Should Know Beginners

9 Best Fly Fishing Knots You Should Know

Fly Fisherman Staff | Illustrations by Joe Mahler

You can be a successful freshwater fly fisher with just the nine knots shown here.

This line control is one of the unique aspects of fly fishing.How to Mend, Set the Hook, and Strip Line Beginners

How to Mend, Set the Hook, and Strip Line

Landon Mayer | Illustrations by Joe Mahler - August 11, 2020

This line control is one of the unique aspects of fly fishing.

See More Trending Articles

More Gear

The comfortable high-cushion midsole allows you to go for miles and get there quickly.Simms Flyweight Wet Wading Shoe Accessories

Simms Flyweight Wet Wading Shoe

Ross Purnell - June 30, 2020

The comfortable high-cushion midsole allows you to go for miles and get there quickly.

Scientific Anglers says it has 15% better knot strength than their previous brands of fluorocarbon.Scientific Anglers Absolute Fluorocarbon Shock Lines

Scientific Anglers Absolute Fluorocarbon Shock

Ross Purnell - June 25, 2020

Scientific Anglers says it has 15% better knot strength than their previous brands of...

Squaretail would make a welcome and visually striking addition to any angling library.Squaretail: The Definitive Guide to Brook Trout and Where to Find Them Other

Squaretail: The Definitive Guide to Brook Trout and Where to Find Them

Bill Bowers - June 30, 2020

Squaretail would make a welcome and visually striking addition to any angling library.

Recording your fishing success is a one-button deal with Tactacam's FISH-I Camera and Remote.Tactacam Fish-I Camera and Remote Accessories

Tactacam Fish-I Camera and Remote

Fly Fisherman Staff - September 03, 2020

Recording your fishing success is a one-button deal with Tactacam's FISH-I Camera and Remote.

See More Gear

Magazine Cover

GET THE MAGAZINE Subscribe & Save

Digital Now Included!

SUBSCRIBE NOW

Give a Gift   |   Subscriber Services

PREVIEW THIS MONTH'S ISSUE Arrow

GET THE NEWSLETTER Join the List and Never Miss a Thing.

Phone Icon

Get Digital Access.

All Fly Fisherman subscribers now have digital access to their magazine content. This means you have the option to read your magazine on most popular phones and tablets.

To get started, click the link below to visit mymagnow.com and learn how to access your digital magazine.

Get Digital Access

Not a Subscriber?
Subscribe Now