Deer Hair Spinner

The Deer Hair Spinner is a realistic Callibaetis spinner imitation designed for stillwater fishing when trout feed on spent mayflies. The natural deer hair wing lies flat on the surface to mimic the splayed wings of a dead spinner, while the slim dubbing body and hackle fiber tail complete the spent mayfly silhouette. This pattern excels during summer spinner falls on lakes and ponds.

Deer Hair Spinner fly pattern - imitates Mayflies tied for Trout
  • Intermediate
  • Summer
  • Trout
  • Size 16–18
Buy at Dette Flies

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The Deer Hair Spinner is a realistic Callibaetis spinner imitation designed for stillwater fishing when trout feed on spent mayflies. The natural deer hair wing lies flat on the surface to mimic the splayed wings of a dead spinner, while the slim dubbing body and hackle fiber tail complete the spent mayfly silhouette. This pattern excels during summer spinner falls on lakes and ponds.

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Materials

Hook
Tiemco 100 or Umpqua U001, #16-18
Thread
Uni-Thread, 8/0, rusty dun
Tail
Grizzly dry fly hackle fibers
Body
Superfine Dubbing, tan
Wing
Sparkle Dun Deer Hair, natural

Overview

The Deer Hair Spinner was developed at Blue Ribbon Flies to match the Callibaetis spinner falls common on western stillwaters. The sparkle dun deer hair provides both realistic appearance and excellent floatation for extended fishing sessions. This pattern is particularly effective when fish are cruising and sipping spinners during calm evening conditions.

Related patterns

Behavior & presentation

Natural Behavior
Spent mayfly spinners fall to the water surface after mating flights, lying prostrate with wings outstretched horizontally as they expire. These post-reproductive adults accumulate in significant numbers during concentrated spinner falls, often occurring at dusk or dawn in calm conditions.
Where Trout Eat It
Cruising trout sip this during evening Callibaetis spinner falls on western stillwaters. The spent mayfly spinners lie prostrate with wings outstretched horizontally on calm water.
How to Fish It
Cast ahead of cruising fish and let the fly sit motionless. Fish on 12-15 foot leaders with 5X-6X tippet for stillwater presentations.
Best Water
Western stillwater flats and slow spring creek pools. Target calm back bays and current seams during evening spinner falls.
Strike Type
Cruising trout sip this spent pattern with subtle dimples, barely disturbing the surface film. Rises appear as slow head-and-tail movements with the fish's back breaking the surface before its mouth closes on the fly, requiring delayed strike timing to avoid pulling the fly away.

Fishing strategy

Rigging Suggestions
Fish on 12-15 foot leader with 5X-6X tippet. Long leaders are essential for lakes presentations.
Seasonal Timing
Most effective from June through August during Callibaetis spinner falls. Peak activity occurs in the evening hours when spinners return to the water to lay eggs and die.
Pro Tips
The tan body and natural deer hair can be difficult to see in low light. Consider trailing a more visible pattern to mark location.
From River & Run

Where to fish it

Rivers anglers pair with this fly, with local shops that stock it.

Open River & Run

River details and fly shops from River & Run, our sister site.

Entomology

Spent mayfly spinners fall to the water surface after mating flights, lying prostrate with wings outstretched horizontally as they expire. These post-reproductive adults accumulate in significant numbers during concentrated spinner falls, often occurring at dusk or dawn in calm conditions. Fish recognize the helpless wing-flush posture as an indication of zero escape potential, leading to methodical feeding rhythms during these predictable events.

Order
Ephemeroptera
Common name
Mayfly
Organism
insect
Life stage
adult

Pattern details

  • Moving Water
  • Stillwater
  • Rocky Mountain
  • dead-drift
  • baetis-hatch
  • spring-creek
  • flats

Get this fly

Deer Hair Spinner, tied and ready to fish

Hook #16 to #18 · Intermediate