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Dry FliesGeehi Beetle Variant

The Geehi Beetle Variant is a dry fly pattern designed by John King. This effective pattern combines traditional materials with proven techniques for consistent results in a variety of water conditions.

Season
Spring, Summer, Fall
Difficulty
Intermediate
Target Species
Trout
Updated
Feb 2026
Geehi Beetle Variant fly pattern - imitates Ants tied for Trout

Overview

John King's adaptation of traditional beetle patterns features a foam body for enhanced floatation and durability. The pattern's segmented appearance and dark profile effectively imitate terrestrials that fall into the water during warmer months. The simple construction and buoyant materials make it an excellent choice for pocket water and tight lies along brushy banks.

Materials

Hook: Dry fly hook #12 - #16
Tail: Golden pheasant tippets
Body: Peacock herl palmered with red cock hackle
Rib: Fine gold wire
Hackle: Red cock

Behavior & Presentation

Natural Behavior: Ants accidentally fall onto water from overhanging vegetation, struggling frantically to escape while trapped in the surface tension and creating concentric ripples that alert nearby predators. Fish eagerly consume these terrestrial insects because they represent windfall meals packed with protein, available primarily during warmer months when ant colonies are most active near waterways.

Where Trout Eat It: Trout sip drowned terrestrial beetles drifting helplessly in the surface film along grassy banks and under overhanging trees in Geehi River. Fish target beetles in foam lines where terrestrials accumulate during warm months in Australian mountain streams.

How to Fish It: Apply floatant only to hackle, keeping peacock herl body sitting low in the film like a drowned ant or beetle. Dead drift with drag-free presentation through feeding lanes, watching for subtle sips rather than splashy rises.

Best Water: Pocket water, grass edges, and brushy banks on the Geehi River and similar Australian mountain streams, targeting structure and overhanging vegetation where beetles fall during afternoon thermals.

Strike Type: Trout sip this low-riding pattern with subtle surface takes along grassy banks and brushy structure. Watch for quiet dimples rather than splashy rises as fish target the drowned-ant profile sitting in the film.

Fishing Strategy

Rigging Suggestions: Use a 9-12 foot leader tapering to 5X tippet for delicate presentations. Apply floatant to the body and hackle.

Seasonal Timing: Most effective during peak feeding periods at dawn and dusk. Water temperatures between 45-65°F typically produce best results.

Pro Tips: Apply floatant only to hackle to keep body sitting low in surface film like a drowned ant. Watch for subtle sips rather than splashy rises when fishing this pattern.

Entomology

Ants accidentally fall onto water from overhanging vegetation, struggling frantically to escape while trapped in the surface tension and creating concentric ripples that alert nearby predators. Fish eagerly consume these terrestrial insects because they represent windfall meals packed with protein, available primarily during warmer months when ant colonies are most active near waterways.

Order
Hymenoptera
Family
Formicidae
Common Name
Ant
Organism Type
terrestrial
Life Stage
adult

Pattern Characteristics

Intermediate Difficulty
Trout
Moving Water
Stillwater
Spring
Summer
Fall
Imitates: Ants
Australia
Geehi River
dead-drift
classic