Clouser Cray YGroup_TroutSpey RIO's Pip Squeak Mouse will

RIO's Pip Squeak Mouse will improve your chances of making the connection

Suspend it below an indicator for fish cruising the shallows or cast it over a weed bed with a short and fast retrieve

and the necessity to not name a fly after snot

adult female caddisflies return to the water to lay their eggs

The Super Pupa TB has a tungsten bead to help keep the fly deep and near the bottom

Clouser Cray YGroup_TroutSpey RIO's Pip Squeak Mouse willIn many rivers, lakes and streams fish key in on small crayfish. The Clouser Cray is a great imitation of a small crayfish, and is weighted to give a most realistic swimming action which is deadly. If you want to try something new, try fishing a Chubby Chernobyl, with a Clouser Cray as your dropper especially if you're hitting the rivers and lakes around Yellowstone.