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Mayfly Patterns By Species

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Matt's Baetis

Ascent Fly Fishing
In stock

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....

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Flashback Juju Baetis

Ascent Fly Fishing
In stock

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 ...

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AP Nymph

Ascent Fly Fishing

The "AP" in AP Nymph stands for "All Purpose" and that is truly the case when it comes to this ultra-versatile generalist pattern. When fished in ...

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Loopwing WD-40

Ascent Fly Fishing
In stock

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...

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Beadhead Flashback Hare's Ear

Ascent Fly Fishing
In stock

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

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Beadhead Flashback Pheasant Tail

Ascent Fly Fishing
In stock

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...

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Goldbead Poxyback PMD

Ascent Fly Fishing
Out of stock

The nymph life cycle of the Pale Morning Dun is actively preyed upon by trout in both Eastern and Western rivers. Known to take multiple "practice...

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Beadhead Soft Hackle Pheasant Tail

Ascent Fly Fishing
In stock

The soft hackle wrap on the Beadhead Soft Hackle Pheasant Tail adds another layer of realism to this already legendary pattern. As this nymph drif...

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Beadhead Soft Hackle Hare's Ear

Ascent Fly Fishing
In stock

Also know as the Guides Choice hares Ear Nymph, it is the soft hackle wrap on the that adds the final layer of realism to this already legendary pa...

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Blue Dun CDC Comparadun

Ascent Fly Fishing

The Blue Dun is a common name that has been applied to a number of spring and summer emerging mayfly species, including the Black Quills, Blue Quil...

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BWO CDC Comparadun

Ascent Fly Fishing
In stock

Sitting lower in the water than both the Parachute BWO and the Thorax BWO, the BWO CDC Comparadun makes it appear trapped in the surface film, and ...

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Light Cahill CDC Comparadun

Ascent Fly Fishing

With the name Light Cahill being applied to a number of different mayfly species across the country, having this pattern stocked in your box will e...

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Extended Body Foam Grey Drake

Ascent Fly Fishing
In stock

The mayfly genus of Siphlonurus, commonly known as Grey Drakes, are an important still water and slow moving water family spanning the US and Canad...

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Parachute Grey Drake Biot Emerger

Ascent Fly Fishing

The Grey Drake or genus Siphlonurus emerges from waters across the US and Canada throughout the day over a period of several months each summer. T...

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Grey Drake Spinner

Ascent Fly Fishing

The mayfly genus of Siphlonurus, commonly known as Grey Drakes, are an important still water and slow moving water family spanning the US and Canad...

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BXB Green Drake Coffin Fly

Ascent Fly Fishing

Found across the Eastern US and Canada and as far West as Arkansas, the Eastern Green Drake or Ephemera guttulata hatch is rivaled only in size and...

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BXB Parachute Yellow Drake

Ascent Fly Fishing

The Yellow Drake (Ephemera varia) is a massive mayfly that emgerges from Midwestern and Eastern streams each fall. Unlike other mayflies in the Ep...

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BXB Parachute Slate Drake Dun

Ascent Fly Fishing

The Slate Drake (or genus Isonychia) is a prominent, big bodied mayfly that hatches in trout streams across the East and Midwest. While not found ...

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Parachute Sulphur Dun

Ascent Fly Fishing

One of the first and most prolific mayfly hatches each spring in the upper Midwest, Appalachia, East Coast, and New England, the trout wake from th...

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Light Hendrickson

Ascent Fly Fishing

Light Hendrickson, Ephemerella invaria, or Sulpher are all names for the same explosive mayfly hatch that takes over East Coast rivers each spring....

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Dark Hendrickson

Ascent Fly Fishing

Tied to match the East coast's first and most prolific Spring mayfly hatch, that of Ephemerella subvaria or Dark Hendrickson. The traditional Dark...

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Parachute Hendrickson Emerger

Ascent Fly Fishing

One of the first and most prolific mayfly hatches each spring in the upper Midwest, Appalachia, and New England, the trout wake from their winter s...

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Hendrickson Spinner

Ascent Fly Fishing
In stock

The perfect end to one of the first big mayfly hatches of the year, the Hendrickson Spinner is tied to match the spawned out and dying spinner as t...

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Hex Emerger

Ascent Fly Fishing
In stock

Half in and half out of the water, the Hex Emerger Pattern imitates the Hex mayfly nymph breaking out of its nymphal skin and starting to spread it...

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Foam Body Parachute Hex

Ascent Fly Fishing
Low stock

This large, extended body foam Hex mayfly matches the profile and grandeur of the queen of mayflies, Hexeginia limbata. Found across the United Sta...

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Extended Body Hex Spinner

Ascent Fly Fishing

The queen of North American mayflies, the Hexegenia or Hex mayfly is only outclassed in size by one other species. Found across the United States ...

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Parachute Trico Emerger

Ascent Fly Fishing
In stock

A common summer through fall mayfly hatch throughout most of the US, the small-statured Trico mayflies will emerge in such numbers that they will c...

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Parachute Trico

Ascent Fly Fishing
In stock

The tiny moving water mayfly family of Tricorythodes (or more commonly known as Tricos), make up what for what they lack in size (generally sizes 1...

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Matt's Lead Trico Spinner

Ascent Fly Fishing
In stock

The tiny moving water mayfly family of Tricorythodes (or more comonly known as Tricos) make up what for what they lack in size (generally sizes 18-...

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Matt's Hi Vis Trico Spinner

Ascent Fly Fishing
In stock

The tiny moving water mayfly family of Tricorythodes (or more commonly known as Tricos) make up what for what they lack in size (generally sizes 18...

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Parachute BWO

Ascent Fly Fishing
In stock

Depending on where you live, a number of different mayflies might share the name of Blue Winged Olive (BWO). However, it is the size 16-24 family...

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BWO Parachute Emerger

Ascent Fly Fishing
In stock

The little Blue Winged Olive (BWO) mayfly of the family baetidae are arguably the most important moving-water mayfly hatch for both the trout and t...

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BWO CDC Pearlwing Spinner

Ascent Fly Fishing
In stock

Without a doubt, the most important moving water mayfly species in the trout's diet is the Blue Winged Olive (BWO). With numbers topping thousands...

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Loopwing Parachute Callibaetis

Ascent Fly Fishing

True to the natural Callibaetis Mayfly down to the speckled wing and long tail, the Loopwing Parachute Callibaetis is an almost spot-on imitation o...

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Parachute Callibaetis Emerger

Ascent Fly Fishing
In stock

Found throughout the lower 48 states and Canada, the Callibaetis Mayfly is one of our few stillwater (pond, lake, and reservoir) mayfly species. W...

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Callibaetis Spinner

Ascent Fly Fishing
In stock

Found throughout the lower 48 states and Canada, the Callibaetis Mayfly is one of our few stillwater (pond, lake, and reservoir) mayfly species. W...

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Light Cahill

Ascent Fly Fishing
In stock

With the name Light Cahill being applied to a number of different mayfly species across the country, having this pattern stocked in your box will ...

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Parachute Red Quill

Ascent Fly Fishing
In stock

A common name used in reference to a number of mayfly species, the Parachute Red Quill is a fly that can be used to match a number of species spann...

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Hair Wing Green Drake

Ascent Fly Fishing
In stock

Specifically tied to match the adult Western Green Drake (both dun and spinner life cycles), the Hair Wing Green Drake is an almost spot-on imitati...

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Hen Wing Green Drake

Ascent Fly Fishing
In stock

Specifically tied to match the adult Western Green Drake (both dun and spinner life cycles) the Hen Wing Green Drake is an almost spot-on imitation...

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Green Drake Parachute Emerger

Ascent Fly Fishing
In stock

The Jumbo Jet of Western mayflies, the Green Drake takes a long time to spread its wings and get off the water. During the Green Drake hatch, trou...

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Eastern Green Drake Spinner

Ascent Fly Fishing
In stock

The spawned out mayfly spinner, floating on top of the water after death, is among the easiest food and fastest calories for the feeding trout. Im...

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Rusty Spinner

Ascent Fly Fishing
In stock

The spawned out mayfly spinner, floating on top of the water after death, is among the easiest food and fastest calories available for the feeding ...

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Parachute PMD

Ascent Fly Fishing
In stock

After the BWO hatch each spring, the Pale Morning Dun or PMD is the next major mayfly hatch for streams and rivers across the West. If you are loo...

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Parachute PMD Emerger

Ascent Fly Fishing
In stock

Close cousins to the Sulphur and Pale Evening Dun, the Pale Morning Dun or PMD hatch is the stuff of mayfly legends! Filling every portion of the ...

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PMD Pearlwing Spinner

Ascent Fly Fishing
In stock

Used to match the expired PMD, PED, and Sulphur Mayflies, this Pearlwing Spinner has given up its ghost and is ready and waiting for a hungry trout...

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Parachute Sulphur

Ascent Fly Fishing
In stock

One of the first and most prolific mayfly hatches each spring in the upper Midwest, Appalachia, East Coast, and New England, the trout wake from th...

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March Brown

Ascent Fly Fishing
In stock

Beautifully imitating the adult March Brown mayfly down to the yellow ribbed segments along its abdomen, the March Brown dry fly is tied specifical...

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