The upper Owens River. Mid-day hatches of blue wing olive mayflies are bringing the resident eight to 12 inch wild brown and rainbow trout to the surface to feed on the hatching blue wing olive duns. Fish with a size 18 Adams parachute, size 18 olive sparkle dun, size 18 blue wing olive parachute and a size 18 pheasant tail paranymph. There are a few trophy rainbow trout in the system. Work size 12 stoner nymphs, size 12 green/gold wire Prince nymphs and size 12 gold ribbed hare’s ears in the de