Giant Black Stonefly
Nymph
Tied By Darrell Olson
Hook: Daiichi 1720, Size 10
Thread: Black 8/0 Thread
Materials- weighted wire: 10 wraps of 0.020 Lead-Free Wire tail: Black Ostrich Herl body: Wool Dubbing legs: Black Hackle wing case: Black Goose thorax: Wool Dubbing
Notes:
The black stonefly nymph is a fly pattern designed to imitate the nymph stage of the stonefly, an aquatic insect found in clean, fast-flowing streams and rivers. Stoneflies are an important food source for many freshwater fish species, making the black stonefly nymph an effective and versatile fly for fly fishing.