The Fly Bench LogoThe Fly Bench Logo

You Might Also Like

Beck's Super Bugger
Beck's Super Bugger
Beadhead Woolly Bugger
Beadhead Woolly Bugger
Brahma Bugger
Brahma Bugger
Herman's Leech
Herman's Leech
Bow River Bugger
Bow River Bugger
Woolly Worm
Woolly Worm
Bloody Black Leech
Bloody Black Leech
Woolly Bugger
Woolly Bugger
Autumn Splendor
Autumn Splendor
The Fly Bench LogoThe Fly Bench Logo

TheFlyBench

  • About The Fly Bench
  • Privacy Policy
  • Browse All Patterns

Pattern Categories

  • Dry Flies
  • Nymphs
  • Streamers
  • Scuds & Shrimps
  • Midges & Emergers
  • Euro Nymphs
  • Saltwater
  • Leeches

© 2026 The Fly Bench. All rights reserved.

StreamersSquirrel and Herl Bugger

The Squirrel and Herl Bugger is a variant of the classic Woolly Bugger. The squirrel tail and peacock herl body give it a unique, appealing look and action in the water.

Season
Year Round
Difficulty
Beginner
Target Species
Trout, Bass
Updated
Apr 2025
Squirrel and Herl Bugger fly pattern - imitates Aquatic Insects tied for Trout, Bass

Overview

A variation of the classic Woolly Bugger, this version replaces chenille with peacock herl and uses squirrel tail or dubbing for added spikiness and flash. The result is a buggy, pulsating fly great for imitating baitfish, leeches, or large nymphs.

Materials

Hook: 3X-long nymph hook (here, a Dai-Riki 710), size 8
Thread: 6/0 or 140 Denier, black
Body: Peacock herl, 3 or 4 strands
Tail: Pine-squirrel zonker strip, olive
Hackle: Dyed-olive grizzly

Behavior & Presentation

Natural Behavior: Leeches swim with distinctive undulating movements through weed beds and along muddy bottoms, often active during low-light periods. They pulse and glide when crossing open water, creating visible movement that triggers aggressive strikes.

Where Trout Eat It: Cruising trout intercept leeches along weed edges, over muddy shoals, and near drop-offs in lakes and slow rivers.

How to Fish It: Slow, pulsing strips with pauses allow the pattern to undulate naturally. Vary retrieve speed to trigger following fish.

Best Water: Target weed edges, drop-offs, and shoals with structure transitions. Undercut banks concentrate cruising trout.

Strike Type: Expect aggressive strikes with sudden line tension; strip-set firmly to drive the hook home.

Fishing Strategy

Rigging Suggestions: Use full-sinking or sink-tip lines rated 3-5 IPS depending on depth. Leaders of 6-9 feet with 2X-3X tippet provide turnover and strength for larger fish.

Seasonal Timing: Year-round pattern with peak effectiveness during (March-May) and (September-November) when trout feed aggressively on baitfish and leeches.

Pro Tips: The grizzly hackle creates lifelike movement with minimal stripping action. Natural squirrel tail breathing underwater adds realism that triggers aggressive strikes from bass and trout.

Entomology

This impressionistic pattern suggests various swimming and drifting aquatic organisms including dragonfly nymphs, damselfly nymphs, and large stoneflies that move through the water with pulsing, undulating motions. Fish strike these bugger-style flies aggressively because the movement triggers predatory instincts and the profile suggests high-calorie forage items worth expending energy to capture, particularly in lakes and slower river sections.

Organism Type
insect
Life Stage
general

Pattern Characteristics

Beginner Difficulty
Trout, Bass
Stillwater
Moving Water
Year Round
Imitates: Aquatic Insects
Variant of: woolly-bugger
Rocky Mountain
Northeast
Big Hole River
Madison River
Yellowstone River
Delaware River
active-retrieve
strip-retrieve
woolly-bugger-family
classic
beginner-friendly