Mayfly Nymphs

Like most old patterns, the origins of this fly are a little foggy. Thought to originate on Pine Creek in PA. Old timers refer to it simple as a "...

This pattern has great action and attraction.  Use for the nymph and emerger, as the poxyback imitates the shine the wingcase takes on right befor...

Here’s your new, most versatile trout fly. The matte black tungsten bead gives this fly its punch. Put RIO’s Gum Dropper behind your favorite big d...

One of the world's most popular prospecting flies. Buggy, flashy, suggestive of a plethora of nymphs. The more it is fished the buggier it gets. ...

One of the world's most popular prospecting flies, presented here a beadhead for the sink and wiggle. Buggy, flashy, suggestive of a plethora of ...

All the infamous traits of the Beadhead Hare's Ear, but with a Tungsten Bead Head for faster sink rates. Still the #1 nymph in the world and with ...

  Still the #1 nymph in the world and with good reason, add the bead get it down, fish on!  It's just that simple. Buggy, flashy, suggestive of ...

All the amazing benefits of the Beadhead Hare's Ear with the added movement and enticing properties of rubber legs. Still the #1 nymph in the wor...

This mayfly is a staple of a trout's diet.Particularly prevalent in the mid-west and east. Sink it a bit or float it in the film. A great hatch; ...

This mayfly is a staple of a trout's diet. Particularly prevalent in the mid-west and east. This pattern also works as a great all-purpose mayfly ...

This mayfly is a staple of a trout's diet. Particularly prevalent in the mid-west and east. A classically structured nymph, can be used as a ...

An absolute must have in many Michigan streams, the Hex is the largest mayfly and inhabits many river systems. Great for trout, steelies, and any ...

You'll appreciate the strike-inducing power of this versatile nymph pattern. General purpose nymph works well for mayflies, midges and other trout...

Still the #1 nymph in the world and with good reason. Buggy, flashy, suggestive of a plethora of nymphs. The more it is fished the buggier it gets...

Like all the Pheasant Tail patterns, this one has a spot in every trout fisher's fly box. Hot spots make more sense that one might think at first...

This big mayfly nymph works well to imitate those late-hatching Mahogany nymphs, as well as brown and grey drakes, march browns and even skwalas. ...

"This drake nymph is tied with a tungsten bead so it is guaranteed to scrape bottom, and the combination of natural and synthetic materials impart ...

"The original Micro Mayfly patterns have for years set the standard for small, quick-sinking, lethally effective mayfly nymphs. This new variation ...

One of the most infamous baetis patterns in history. This pattern has been one of the top producers of picky fish across North America. Baetis are ...

Tied skinny on a curved nymph hook. Flash, excellent for skinny water, temperamentally challenged fish. Many nymphs develop a shiny back before ...

We dream of fishing those big, thick PMD hatches. This pattern will ensure that you catch those big trout even before they start eating dry flies. ...

An extremely buggy prince nymph pattern. This pattern is going to be a fish catching machine. Olive body with a bit a flash mixed in the dubbing...

Often over looked in the nymph form, light colored mayfly nymphs sometimes are the only nymph a finicky trout will hit. A nice silohuette for a n...

Wet flies are great emerging mayfly patterns, as well as a great searching pattern.  This classic color will work for all pale colored mayflies. W...

Tied specifically to closer imitate the E. Dorthea species. A very precise imitation for finicky fish. Sulphurs, PMDs, Light Cahills are major ha...

Part of being an exceptional fly creator means designing flies that are meant for you and your fly box only. That's precisely how RIO's signature t...

A fantastic summertime PMD nymph. Imitates a caddis pretty dang well too Simple, heavy, flashy.  Often, the simplest fly is the most productive ...

Extremely effective and popular mayfly nymph imitation. Particularly effective in the late season baetis hatches. Tied in the sizes that seem to...

The Little Olive is a modern twist on the iconic pheasant tail. Tiny silicone legs are used for the wingcase, legs, and tail for added longevity w...

A great jig pattern. NOW with slotted tungsten bead. Updated for summer 2022 Great for when a slow sink is necessary or fishing shallow water. Bl...

This pattern represents the March Brown nymph. In many places the emergence of this nymph represents the beginning of the spring fly fishing. This...

A beautiful all-purpose soft hackle beadhead. Imitates a March Brown along with many other mayflies.   Fish it in lakes, rivers and even works we...

Excellent for spring high water everywhere. In many places the emergence of this nymph represents the beginning of the spring fly fishing. This pa...

Your all-time favorite pattern with a bead that imitates the gas bubble nymphs ride to the top. This one will quickly be one of your must-haves. ...

BWO's hatch virtually year around. They are a major workhorse in trout fly fishing. The black bead puts different movement and adds to the emergin...

In many ways, this fly was born out of my youth and learning to tie with Andre Puyans. Andy was the creator of the AP nymph, which was a great fly ...

With all due respect to John Barr and his brilliant creation of the Copper John (which may still be the best-selling nymph of all time) there were ...

This fly came about as a necessity for creating a pattern that maintains profile, attractive properties in all water conditions and mayfly hatch si...

Please note that Perdigon hooks are 2x wide and are often mistake for a size or two larger than they are. The Perdigon Nymph was created by Spanis...

Take a beadhead Pheasant Tail and give it a heavier bead, and you have a faster sink rate, and slightly different action to foll even the wariest ...

The addition of rubber legs to this all-time classic, make it an attractor pattern as well. Excellent for fast moving well oxygenated water. Now w...