Standard Nymphs

With 418 species of black fly populating the US and Canada, these species are found in large numbers at every elevation. The 3D Epoxy Black Fly La...

Buried in the mud and silt of trout lakes and rivers across the continent are an army of midge and chironomid larva. In order to survive in these ...

The Barr's Emerger has earned its stripes in the field and on the water, making it one of the most popular and effective mayfly emerger patterns on...

While not much to look at, the slim black profile and contrasting wire rib of the Black Beauty has proven to be the downfall of more trout than we ...

A resident of a number of lakes and reservoirs across the Rockies and Western US, Mysis Shrimp are a key forage species supporting some of the most...

Though often confused with fresh water shrimp, scud are among a family of "side swimmers" and are a key staple in the diet of trophy trout in both ...

A similar pattern to the Mosquito Emerger and the Hanging Midge patterns, the CDC Chironomid Emerger is suspended horizontally across the surface o...

The CDC Loopwing Emerger is our go-to pattern when covering the emerger life cycle of the midge family. Available in multiple colors and sizes, th...

Born on the highly pressured and technical tailwaters of the South Platte River in Colorado, the Chocolate Thunder (aka. Foam Wing Emerger) is a su...

The blue chrome-colored body of the Crystal Blue Persuasion makes it stand out in the water as wella s among its midge peers with their muted greys...

The “Force is strong” with the Darth Baetis pattern and so is its ability to stick trout! Tied to overpower the reserve of rebellious tailwater tro...

Another pattern created by Ascent Bug Geek Peter Stitcher, the Disco Baetis has fast become one of our go-to fly patterns for tempting a bite out o...

Like a flashback to the clubs of the 1970's the Disco Midge is an embodiment of the bright lights and disco balls of that era! This amazing attrac...

A must-have staple in every angler's fly box, the Juju Baetis is one of our favorite nymph patterns when matching small or immature mayflies. The ...

The offspring of an RSII and a JujuBaetis, the Flashback Mercury Baetis was a born and destined to be a trout slayer! Don't let the slim profile a...

Similar to the household lubricant from which this pattern derives its name, the WD-40 works anytime and everywhere! The profile of this fly and t...

If we could only fish two nymph patterns for the rest of our days on the water, one would be a Gold Ribbed Hare's Ear, and the second would be the ...

The closest legal alternative to fishing with dynamite during a mayfly hatch, the Greg's Emerger is - hands down - our favorite mayfly emerger patt...

The Heathen is a no-frills midge emerger pattern tied with the sole purpose of matching a greater number of midge species and bringing more fish to...

A slimmer and sleeker version of the traditional Brassie, the Ian's Brass Ass is a pure attractor pattern and is a proven producer when it comes to...

Like a candy cane for trout, the Jujubee Midge is a sweet little wet midge pattern that can tempt even the most reluctant trout! The tiny wing bud...

Similar to the household lubricant from which this pattern derives its name, the WD-40 works anytime and everywhere! The profile of this fly and t...

If you are looking for a go to midge emerger with a proven record of fooling even the most selective trout, look no further than the Manhattan Midg...

The Matt's Baetis nymph pattern captures the true spirit of the Generalist in its ability to match a massive number of mayfly and stonefly species....

Mimicking one of the most vulnerable life cycles of the invertebrate, the foam wing of the Mayhem allows it to dance and bob in the water column in...

One of the defining characteristics of the midge pupa is its thickened thorax and head, with a hint of an emerging wing. With the geeky, entomolog...

The offspring of an RSII and a Jujubaetis, the Mercury Baetis is a born trout slayer! Don't let the slim profile and muted colors of this pattern ...

The "Jack of all Trades" of the angler's fly box, the Mercury Flashback Pheasant Tail is an ultra-versatile fly pattern that is capable of matchin...

A souped-up and sexier version of the Black Beauty and Miracle Midge, the addition of the glass beadhead to the Mercury Midge brings an extra spark...

No family of flies better covers the mayfly emerger life stage than the RSII! Trout eagerly anticipate the time when the mayfly nymphs break cover...

In the murky, flowing, and changing world of trout, there are few fly materials as visible and easy to define as white. Able to be perceived by tr...

While it’s easy to get carried away in the fly shop and pack your boxes with a ton of different midge patterns, sometimes it’s best to just keep it...

Upon reaching the surface of the water, the emerging midge or chironomid pupa tears from the pack of its pupal skin and lifts its wings straight up...

Tied with Neon pink thread form head to abdomen, the Neon Nightmare will almost glow in the dark it is so bright! A pure attractor pattern, this fl...

With nearly 17,000 species of midges crowding our North American waters, the Pearl Midge is an amazing attractor pattern that - when fished in seve...

While there are no secret patterns that are guaranteed to catch fish every time you are on the water, the closest thing to it would be the Pheasant...

Like shrimp cocktail from outer space, the PS Martian Mysis is an Ascent Fly Fishing original brought to you by Aquatic Biologist Peter Stitcher. ...

One of the best kept guide secrets of Wyoming's North Platte River, the Reef Pal is a mighty midge pattern that packs one hell of a punch. The blu...

With a red glass beadhead glowing in the water, bright wire ribbing, and a contrasting white buzzer emerging from a peacock collar, the Rojo Midge ...

No family of flies better covers the mayfly emerger life stage than the RSII! Trout eagerly anticipate the time when the mayfly nymphs break cover...

Originally tied along the banks of Oregon's McKenzie river, and made famous on the Big Horn River in Montana, the Skinny Nelson is an unassuming, m...

The Sparkle Wing Midge Emerger is one of our our favorite small attractor midge patterns, and is a killer fly when targeting fish feeding during a ...

No family of flies better covers the mayfly emerger life stage than the RSII! Trout eagerly anticipate the time when the mayfly nymphs break cover...

When it comes to the most potent and lethal midge patterns, oftentimes “less is more” and that is certainly the case with the Tailwater Assassin mi...

The Top Secret Midge - with its tightly wrapped brown and white abdomen and understated wing - is like throwing an M-80 firecracker in the water wh...

Similar to the household lubricant from which this pattern derives its name, the WD-40 works anytime and everywhere! The profile of this fly and t...

Born on the midge-rich waters of the San Juan River in New Mexico, the Yong Special or Bling Midge is like going fishing with your Grandpa's M-80 f...

Born on the midge rich waters of the San Juan River in New Mexico, the Yong Special is like going fishing with your Grandpa's M-80 firecrackers! T...