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HATCH CHART
Patterns List
This Page contains many of the different hatch times for the Henry's Fork,
South Fork, And Teton Rivers here in Idaho as well as many other streams
In between, If you have any questions Please email me at James Bowen
Mayfly (dry fly) Imitation:
Pale Morning Dun #14-18 (June-July ) Adams Parachute #12-20 (all season)
Green Drake #10 ( mid June-July) Brown Drake #10 (late June-July)
Flavelinia #14-16 (June-August) Grey Drake #10-12 (July-August)
Blue Winged Olive #16-24 (May-November) Mahogany Dun #14-18 (August-September)
Epeorus Albertae #16-18 (August-September) Red Quill #14-16 (July-August)
Calibaetis #14-16 (July-August) Light Cahill #14-18 (July-Sept.)
Tricos #18-22 (August-September)
Mayfly(nymph&wet fly)Patterns:
Hares Ear nymph Dark&light #10-18 (All season) Calibaetis #14-16 (July-September)
Baetis light olive/dark brown #16-18 (All season) Prince Nymph #10-16 (All season)
Beadhead Pheasant Tail #12-18 (All season) Soft Hackle Sow Bug #14-18 (early&late)
Soft Hackle Hares Ear #12-18 (All season) Soft Hackle Lt.Cahill #12-16 (July-August)
Mayfly Spinner Patterns:
Rusty Spinner #14-16 (June-August) Trico Spinner #18-22 (August-September)
Blue Winged Olive spinner #16-18 (Mid April-October) Brown Drake Spinner #10 (Late June-July)
Stonefly Adult Patterns:
Rainy's Southfork Secret #2-6 (May-July) JB Stonefly Adult Extd.Body #6-8 (May-July)
Irresistable Stimulator #6-8 (May-July) Yellow Sally #14-16 (June-July)
Improved Sofa Pillow Orange and Yellow #6-8 (June-July)
Stonefly Nymph Patterns:
JB Stonefly Nymph #4-8 (May-July) Black Rubber Legs #4-10 (All season)
Golden Stone Nymph #6-8 (All season) JB Woven Golden Stone #6-8 (All season)
Caddis Dry and Emerger Patterns:
Elk Hair Caddis Olive,Black,Peacock,Tan #14-18 (All season) Goddard Caddis #14-18 (All season)
Harrop CDC Caddis #14-18 (All season) (All Colors) Little Black Caddis #16-18 (July-August)
Harrop Transitional Caddis (Tan or Olive) #16-18 (All season) Partridge Caddis (wet) #14-18 (All season)
Cased Caddis (Green) #10-16 (May-July) Cased Caddis (Amber) #10-16 (July-October)
Free Swimming Caddis #10-18 (All season)
Terrestrials Patterns:
JB Hopper #8-12 (August-September) Jay-Daves Hopper #6-8 (August-September)
Tan Parachute #6-8 (All season) Cinnamon Ant #14-16 (July-August)
Black$Brown Ant CDC #16-18 (July-September) Cricket Parachute #6-8 (July-September)
Henry's Fork Ant #14 (July-Early August)
Searching Patterns: (used all season)
Royal Wulff #10-20 (Used all season) Humpy (yellow,red,orange) #10-16
Adams Parachute #12-18 Chernolbyl Ant #6 Beadhead Pheasant Tail #12-16
Elk Hair Caddis #16 Black Woolybugger #6-12
Note: ( High water or weather conditions may effect hatch conditions a week or two in either direction.)