Standard Nymphs

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...

First tied to target the ultra-selective trophy trout of Colorado’s South Platte River, the Mini Leech is an understated, micro leech pattern that ...

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...

While we as anglers may despite them, the 595 species of Mosquito inhabiting the waters of the US and Canada remain one of the trout's favorite foo...

A mayfly nymph from another mother, the MPMP Nymph is one of Ascent’s “secret weapon” Pale Morning Dun Mayfly Nymph we pull out when trout become w...

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...

While to the untrained eye, the Pat's Rubber Legs (regionally also known as “The Pickle” or “Cat Poop”) look to the angler like little more than a ...

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...

The love child of a Pheasant Tail Nymph and a Copper John, the Pheasant Tail Brassie is a perfect mix between realistic profile & proportion wi...

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...

While the Prince Nymph in its various forms has the profile of a mayfly or stonefly nymph, that is where the resemblance ends. Contrasting red and...

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

Like throwing a hot coal in the water, tying on a Red Headed Step Child will make your next trip to the river sizzle! Sharing the size and profile...

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...

As many of us learned as young children with a spinning reel or cane pole in hand, worms catch a lot of fish. There are a number of worm species (...

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 ...

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...

Buried in the soft sand and muck on the bottom of lakes and slack water rivers across the East Coast, Midwest, and West Coast, when the Hex mayfly ...

If the Ray Charles is the party boy of the sowbug family, the Soft Hackle Sowbug is the overachieving, type-A big brother. This pattern is about mo...

Cousins of scud and freshwater shrimp, these crustaceans are best described as underwater roly polys. While these tasty trout treats are common in...

The Sparkle Caddis Pupa (or LaFontaine Caddis Emerger) was the brainchild of caddis aficionado and renowned angler Gary LaFontaine. Tied to imitat...

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...

Equipped with a "Hot Spot" wing pad, the bright yellow foam on the back of the Split Case PMD imitate the bright yellow body for the adult PMD mayf...

Flicking its tail in a "come hither" like motion, the Squirmy Worm is a sexy worm pattern that trout everywhere can't help check out and take a bit...

With 10 families and 465 species of stoneflies crowding our North American waters, sometimes it is nice to just have a go-to pattern that can be us...

In streams and rivers full of tiny invertebrates, the stonefly nymphs look like something out of a 1970's Japanese Monster movie! Like creatures r...

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...

The closest thing to a bulletproof fly pattern in your fly box, the UV Chironomid will empty a lake of trout before you need to switch flies! Tru...

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...

For all intents and purposes, caddis flies are aquatic moths. Like their terrestrial cousins, the caddis have larva and pupa life stages in which ...

For a versatile chironomid pupa or emerger pattern that can be used to match more species on more waters, look no further than the Willy's Chironom...

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...

For the angler who is looking for one caddis emerger pattern that can be used to match more species over a larger number of waters and seasons, loo...

An oldie but a goodie, the Zug Bug has been hooking trout since before I was born! Sharing many of the elements of its cousin the prince nymph, the...