Scintilla Bubble
Submitted by Elaine Cook

At the December fly tying class, there was some discussion about that fly, a Midge Pupa, being similar to the Scintilla Bubble. There are some distinct differences.

Midge PupaScintilla
1. MidgeMayfly
2. Bead feeds onto hookBead is attached on top of shank
3. No tailTail
4. Hatches all yearSpring and Fall

Hook:Size 16 - 24 (TMC, Targus, TFS 2487)
Thread:Black 8/0
Bubble:One petite or extra small clear glass bead plus 5X tippet
Tail:Dark rust stiff bird hacklel
Thorax:Dark olive supper fine dubbing
Head:Black thread

1. Crimp barb.
2. Attach thread 2/5ths back on shank with about 6 wraps. Leave bobbin hanging at rear of wraps (See diagram for bead).
3. Bend bead onto tippet, bend tippet and hold strands together. Place on hook shank, bead forward of eye, tippet to rear, make several thread wraps. Pull on tippet to move bead into position, make snug thread wraps 1/8" to rear. Bend tippet toward eye and snugly tie down to behind the bead.
4. Cut about 12 barbs off stem of hackle keeping tips aligned. Lay on top of shank, tips extending about 2 hook lengths to rear of shank. Secure to shank behind bead with wraps 1/2 back. Pull on barb butts positioning tips so they are hook shank length beyond shank. Attach to shank with touching wraps to slightly beyond hook shank. Cut excess barb butts behind bead.
5. Wrap thread forward forming slender tapered body up to bead.
6. Wrap dubbing mainly behind bead with a couple of wraps around base and a couple of bead.
7. Wrap small thread head, whip finish, cut thread.

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