PED and caddis hatching in the evening, with trout keying in on the emergers. The stretch through Yosemite Park has been particularly productive. Some tricos also showing in the morning. Best section has been from Boca downstream. Recent t-storms can muddy up water near the tribs.
Fishing is good.
Indicator nymph using large beadheads and stonefly nymphs with lots of shot. Dark streamers also produce. Caddis hatch in the evening is providing very good dry fly fishing. Use a wading staff and stream cleats. Best section of river in toward Sierra City.