Fly Tying the GSFF Caddis Pupa   This fly was invented by GSFF and represents caddis pupa.  The design was created to match throat samples taken from a rainbow trout.  This fly is deadly prior to a caddis fly hatch.  It is meant to be fished deep through a hole and allowed to raise at the end of a drift.  This fly can also be tied in light olive, cream, and grey.   Materials 1.   Size 10 - 16 Pupa or Standard Hook  2.   Brown Thread 3.   Small Copper Wire for Ribbing 4.   Mixed Dubbing of Light Olive, Dark Olive, and Brown          5.   Brown CDC for Legs and Antennae 6.   Brown Goose Biot Wings 7.   Brown Ostrich Herl for Head

Tying Instructions      Tie in a thread base and then attach the copper wire ribbing.    Dub the body into a tapered pear-like shape.    Reverse wrap the copper rib.  On the top and underside of the fly add two sparse clumps of CDC.    Attach the goose biot wings keeping then pointing down.    Put on 3 wraps of a single ostrich herl to form the head.    Trim the biots, pinch unruly strands of CDC off, and cement the head.