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Clearwater River, North Fork, ID Hatch Chart

Insect Size Begin End
Midge 18-22 January 1 November 30
Sculpin 2-12 January 1 November 30
Baitfish 2-8 January 1 November 30
BWO 16-22 June 1 June 30
Giant Salmonfly 10-14 July 1 July 31
Spotted Caddis 10-14 June 1 July 15
PMD 14-18 July 1 September 30
Golden Stone 6-8 July 1 August 31
Beetle 10-20 August 1 September 30
Ant 10-16 August 1 September 15
Hopper 4-10 July 1 September 30
Green Caddis 8-14 July 1 September 30
Yellow Sally 10-16 July 1 September 30
October Caddis 6-8 September 1 November 30

 

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