Skip to content

The pattern notebook · streamer

Moc's Cert Variant

How do you tie a Moc's Cert Variant?

Moc's Cert Variant is a streamer fly pattern for trout. Find its 9 materials and 18 tying steps below.

Difficulty
3 of 5
Target species
trout
Pattern designer
Moc Morgan

Added to catalog · Updated

At the vise

Materials

  • Hook: Tiemco 202SP #6
  • Thread: Benecchi 12/0, black
  • Thorax: Seal's fur, black - in split thread
  • Wing: Arctic fox, dyed black (or squirrel tail, dyed black)
  • Abdomen: Tinsel, flat silver
  • Rib: Tinsel, flat silver
  • Collar: Saddle hackle, dyed black
  • Overwing: Peacock sword
  • Cheeks (optional): Jungle Cock nails

Have some of these already? The app matches recipes against your inventory and helps you build a shopping list for the gaps.

Tying instructions

  1. Secure the hook in the vise and attach the thread at the eye.

  2. Create a small bed of thread behind the eye.

  3. Measure the arctic fox wing material to the desired length.

  4. Tie in the wing with the tips facing forward, using sparse amount of hair.

  5. Tie in the flat silver tinsel at the tie-in point of the wing.

  6. Split the thread with a needle.

  7. Insert black seal's fur into the split thread.

  8. Spin the bobbin holder to twist the seal's fur into the thread.

  9. Wrap the seal's fur forward to create the thorax.

  10. Wrap the flat silver tinsel forward in touching turns to create the rib, ending just over the hook point.

  11. Tie off the tinsel and remove the excess.

  12. Tie in a black saddle hackle for the collar.

  13. Wrap the hackle forward, angling it back slightly.

  14. Tie off the hackle and remove the excess.

  15. Fold back the wing.

  16. Tie in the peacock sword fibers over the wing.

  17. Trim the peacock sword fibers.

  18. Apply varnish to the head to seal the wraps.