Hendrickson

Sulphur

Blue Wing Olive

Blue Dun

Trico

March Brown

Grey Fox

Light Cahill

Green Drake

Drake Fly

Golden Drake

Mahogany Dun

Hexagenia

Isonychia

Caddis

Stonefly

May 1 - May 31

June 5 - July 31

May 1 - July 15

May 15 - October 15

June 15 - October 15

May 10 - June 15

May 15 - June 25

June 1 - July 15

June 1 - June 20

June 1 - June 30

July 1 - July 31

August 15 - October 15

June 20 - July 15

Sep. 1/Oct. 30

May 1 - October 30

May 20 - September 30