| Insect | Size | Begin | End | |
 |
Black Stones | 12 | March 15 | May 15 |
 |
Salmonfly | 4-8 | June 15 | July 15 |
 |
BWO | 16-20 | April 5 | June 5 |
 |
Olive Stones | 8-10 | April 5 | May 15 |
|
BWO | 16-20 | September 1 | October 31 |
 |
PMD | 16-18 | June 15 | September 15 |
 |
Golden Stones | 8-10 | June 15 | July 15 |
 |
Yellow Sallies | 14-16 | June 15 | August 31 |
 |
Blue Quills | 16-18 | June 15 | August 31 |
 |
Green Drakes | 8-10 | June 1 | July 30 |
 |
Trico | 20-24 | July 15 | September 15 |
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