Here is the fly pattern sheet for the WK Thread Body Mayfly Nymph.
Below is the same fly with UV Resin.
And with a hotspot.
Pheasant Tail Version
Materials | |
Hook: | Dai Riki 060 or 135, #16 – 20 |
Bead: | 1.5 mm gold or XS silver lined glass bead (size 15); 2 mm for #16 |
Thread: | 6/0 Danville Fly Master tobacco brown (#47) and Danville black |
Tail: | Mallard flank, DMC embroidery thread (#938), or bonefish tan Krystal Flash |
Rib: | Copper, gold, or ginger wire – small |
Body: | Danville Fly Master 6/0 tobacco brown |
Thorax: | 6/0 Danville black |
Wing: | Wapsi Midge Mirage Opal or Pearl Krystal Flash |
Option: To make the fly bullet proof, replace the Wood Duck tail with Bonefish Tan Krystal Flash; another variation by Bill Seitz.
Directions:
- Debarb hook and place bead on hook (bead is optional).
- Start thread behind bead.
- Attach 2 strands of DMC embroidery thread or 6 to 8 strands of bonefish tan Krystal Flash, or Wood Duck fibers.
- Attach rib on side of hook opposite of tyer.
- Wind thread to barb, securely tying tail and rib materials.
- Wrap thread forward creating a SLIM tapered body.
- Wrap rib forward using 4 to 5 turns and secure.
- Whip finish thread and start new thread of different color.
- Wrap about 75% of the thorax with thread and attach 2 short strands of pearl Krystal Flash such that 2 strands are attached on one side of thorax and 2 on the other side of the thorax (see photo). These become the legs.
- Finish wrapping the thorax and whip finish.
- Trim tail to hook gap in length and wings to half of hook gap.
- Coat the entire fly with Sally Hansen’s Hard as Nail or a UV resin such as Hydro.
Other Fly Options:
Hare’s Ear
Materials | |
Hook: | Dai Riki 060 or 135, #16 – 20 |
Bead: | 1.5 mm gold or XS silver lined glass bead (size 15); 2 mm for #16 |
Thread: | 8/0 brown and black |
Tail: | 2 strands Coffee brown DMC embroidery thread (#938) |
Rib: | Small gold wire |
Body: | 8/0 Uni-thread tan |
Thorax: | 8/0 Uni-thread black |
Wing: | Pearl Krystal Flash |
Black AP
Materials | |
Hook: | Dai Riki 060 or 135, #16 – 20 |
Bead: | 1.5 mm gold or XS silver lined glass bead (size 15); 2 mm for #16 |
Thread: | 8/0 Uni-thread or 6/0 Danville black |
Tail: | 2 strands black DMC embroidery thread |
Rib: | Small copper wire |
Body: | 8/0 Uni-thread black |
Thorax: | 8/0 Uni-thread black |
Wing: | Pearl Krystal Flash |
Olive Brown
Materials | |
Hook: | Dai Riki 060 or 135, #16 – 20 |
Bead: | 1.5 mm gold or XS silver lined glass bead (size 15); 2 mm for #16 |
Thread: | 8/0 Uni-thread olive brown |
Tail: | 2 strands black DMC embroidery thread |
Rib: | Small gold wire |
Body: | 8/0 Uni-thread olive brown |
Thorax: | 8/0 Uni-thread olive brown |
Wing: | Pearl Krystal Flash |
Note: BWO is the predominant mayfly pattern in the spring and fall.