Some of the best activity has been Blue Wing Olives in size 20 to 22 from very late afternoon until dark. Flying Ants or most any terrestrials are a good bet during this time of year. Other bugs found on the East Branch have been Sulphur Duns in size 16 and 18, Light Cahills in size 14 through 18 and Blue Wing Olives in size 14 through 18. Water temperatures are ranging from 58 to 64 degrees, and the levels are clear and wadeable. Mornings start off with tricos and Blue Wing Olives in size 20 and 22 and during the day.
Most savvy fishers switch over to terrestrials like ants, beetles or hoppers.
By nightfall, you'll probably see fish working to hatches of small Blue Wing Olives and Sulphurs in size 18 through 22 as well as a few Light Cahills in size 16. This river is still flowing cool, clear water, and the trout are feeding in the mornings and at dusk. Your hatches are Sulphurs and Blue Wing Olives in 18 through 22 as well as Light Cahills. Try using an emerger that sits flush in the film of the water. They present a vulnerable meal to the trout.