Fly Hatch Chart for the Clark Fork River, Montana

Fly Hatch Chart for the Clark Fork River, Montana

The Hatch Try These Flies

Time of Year

Attractor Trout Flies

Learn About Attractor Trout Flies

Attractor Nymphs
Attractor Dry Flies
June-October

Baetis or Blue-winged Olive

Learn About The Baetis Mayfly Hatch

 

Baetis Nymphs and Emergers
Baetis Dry Flies

April-May, September-November

Caddis Flies

Learn About The Caddis Hatch

Caddis Larva and Pupa

Caddis Dry Flies
March-May

Golden Stonefly Trout Fly Patterns

Learn More about the Golden Stonefly Hatch

Nymphs

Adults

May-July

Nymphs

Dry Flies

March-May

Nymphs

Dry Flies

June-July
Nymphs (Size #18-22): Flav Emerger Patterns (Size #18-22): Dry Flies (Size #18-22):
June-July

Nymphs

Dry Flies

June-July
Midge Larva
Midge Pupa or Emergers
Midge Adult Dry Flies
All Year

PMD Nymphs and Emergers
Mayfly Emergers
PMD Dun & Spinner

June-July

Nymphs

Dry Flies

April

Streamers

Wooly Buggers

April, September-October

Dry Flies

July-October