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Sex DungeonStreameradvanced

Rocky Mountain West

Sex Dungeon

Flybox sourcing profile

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Available Sizes#2 - #2/0 (articulated)
Color Variations
WhiteOlive/WhiteSculpin OrangeBlack

Pattern Ledger

Source Sex Dungeon

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Exact links are published only after the product name and live page are checked. TWG does not sell the fly, set the price, or control stock, shipping, or returns.

Exact source still under review

We have not published an exact product link for this pattern yet. The directory below can help locate a regional specialist, but it is not proof that the exact fly is currently listed.

Regional source directory

Specialist source

Rocky Mountain Fly Design

Matched on Rocky Mountain West, streamer flies, trout. Colorado tier and shop lead for Rocky Mountain trout, bass, and predator patterns.

Rocky Mountain Weststreamer flies
Specialist source

Stillwater Fly Fishing Store

Matched on Rocky Mountain West, streamer flies, trout. Specialist stillwater source for balanced leeches, chironomids, and lake-trout logic.

Rocky Mountain Weststreamer flies
Regional shop

Taos Fly Shop

Matched on Rocky Mountain West, streamer flies, trout. New Mexico/Southwest trout shop lead for Rio Grande, San Juan, Pecos, and high desert water.

Rocky Mountain Weststreamer flies
Broad catalog

Fulling Mill Flies

Matched on streamer flies, trout, streamer. Large pattern house with broad freshwater and saltwater fly categories.

streamer fliestrout

These are independent businesses. A listing does not imply endorsement or partnership. TWG currently receives no purchase commission from these links. Any future paid or affiliate relationship will be labeled beside the relevant link.

Yes, that is really its name. Kelly Galloup has never been one to let propriety interfere with effective fly design, and the Sex Dungeon is the proof. The broad, flat head dives on the strip and darts erratically, imitating a wounded baitfish in full panic mode. The articulated tail section kicks and swings independently, creating a swimming action so lifelike that brown trout eat it with the kind of commitment usually reserved for revenge. It is the fly you pull out when someone at the lodge asks what you caught them on, and the answer makes the room go quiet.

Quick Facts

TypeStreamer
Difficultyadvanced
SeasonsSpring, Fall
Target SpeciesBrown Trout, Rainbow Trout
Sizes#2 - #2/0 (articulated)
Best LocationsMadison River, MT; Missouri River, MT

Where to Fish It

Madison River

MT · Freestone River

Missouri River

MT · Tailwater

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Related Reading

region guide

Rocky Mountain Trout: A River-by-River Guide

The Rocky Mountain West holds the finest trout rivers in North America. From the gin-clear tailwaters of Colorado to the sweeping freestone rivers of Montana, these waters offer everything from technical dry fly fishing to aggressive streamer hunting. This is your river-by-river guide to all of it.

seasonal playbook

The Summer Guide: Long Days and Willing Fish

Summer is fly fishing's season of abundance. Sixteen-hour days, prolific hatches, aggressive fish, and the full spectrum from mountain trout to saltwater flats. This is your playbook for making the most of the warmest, longest, most generous months of the fishing year.

seasonal playbook

The Fall Guide: Changing Seasons, Changing Tactics

Fall is when the fishing world rearranges itself. Brown trout become aggressive and territorial as spawning urges override caution. Steelhead push into Pacific Northwest rivers on autumn rain. Striped bass blitz baitfish along the Northeast coast. And trout streams that were too warm in August cool into prime condition. Here's how to fish every opportunity the changing season offers.

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