Mayfly Nymphs

The Anatomical Green Drake is a very accurate impression of the Western Green Drake nymph, a favorite hatch on many western rivers. The action fi...

A great general attractor that can used as an skwala stone or green drake nymph imitation.  Tungsten bead gets it down quickly

This little guy will produce all year, but it does mimic the early season stoneflies that are found in Western rivers from January through May Tun...

One of the top five trout nymphs ever tied on a tippet. A near perfect imitation of the blue wing olive nymph, also works great for a general mayf...

Imitates a plethora of nymphs fish love to eat. Including cased caddis, mayfly nymphs, and dragon fly nymphs. Has a ton of peacock herl, that con...

One can never have to many midge patterns, and this a great nymph to add to the box. Bead Wing gives this emerger a look that only a transparent ...

Jig nymphs are becoming more and more popular in the fly fishing community. Bruin Nymph is a generic mayfly patttern on a jig hook.  Jig hook all...

A CDC is typically used on dry flies as it naturally floats fairly well. However, on nymphs it can create an incredible amount of movement that ca...

The Copper John is an incredibly famous pattern. This variation is tied with a tungsten bead so that it gets down NOW! Also great under an indicat...

A cross between the pheasant tail and brassie. Works well where ever there are stonefly or mayfly nymphs. Classic profile, sinks fast, sleek, an...

Everyone, in mean everyone, has a pheasant tail nymph in a fly box. The Cove's Pheasant Tail is yet another pattern spawned from the ingenious p...

Another jigged version of the infamous Egan's Frenchie. This one features a thread-wrapped body that reduces the overall size of the nymph body. It...

A great improvement on this all-time classic pattern. Many nymphs take on a very shiny appearance right before emerging. Trout key in on this vuln...

A great improvement on this all-time classic pattern. Many nymphs take on a very shiny appearance right before emerging. Trout key in on this vu...

A great improvement on this all-time classic pattern. Many nymphs take on a very shiny appearance right before emerging. Trout key in on this vul...

A great improvement on this all-time classic pattern. Many nymphs take on a very shiny appearance right before emerging. Trout key in on this vuln...

This is a solid mayfly nymph. Czech / Euro style with a thin, epoxy body, sparse collar and oversized tungsten bead Tied on a standard downturn-...

A great general purpose/searching nymph pattern. Black is great for mayfly nymph or little black stone imitations. Yellow works well for smaller g...

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, presented here a beadhead for the sink and wiggle. Buggy, flashy, suggestive of a plethora of ...

  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 ...

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...

"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 ...

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...

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...

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...

Lets face it fish like shiny stuff, it is often what attracts them in the first place. Pheasant Tail UV contains UV dubbing in the thorax that he...

One of the top five trout nymphs ever tied on a tippet. A near perfect imitation of the blue wing olive nymph, also works great for a general mayf...

Proudly designed by a Big Y Customer and Hood River local. "This fly features a simple body design that helps it sink quickly and a natural CDC col...