Look for the callibaetis to start picking up as soon as the weather warms. Float tube or boat needed. McCumber is located just east of Shingletown on the way to Manzanita Lake. Good flow is 300 cfs and below. Current flow info.
Fishing is slow.
Fish a stonefly nymph with a BWO, mayfly nymph, or midge pupa dropper under an indicator. Concentrate on fishing the deeper runs and riffles. Look for the stoneflies to become active and fishing to improve with longer days and warm weather. Access from Foresta bridge upstream. Move around a lot until you find some fish.