Insect | Size | Begin | End | |
BWO | 16-22 | April 1 | September 30 | |
Midge | 18-24 | January 1 | December 31 | |
Caddis | 12-18 | June 1 | September 30 | |
Crayfish | 4-8 | January 1 | December 31 | |
Salmonfly | 8-12 | April 1 | September 30 | |
Terrestrial | 8-14 | May 1 | October 31 | |
Trico | 18-22 | June 1 | September 30 |
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