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The pattern notebook · nymph

Theo's Danger Baby

How do you tie a Theo's Danger Baby?

Theo's Danger Baby is a nymph fly pattern for trout. Find its 8 materials and 18 tying steps below.

Difficulty
4 of 5
Target species
trout
Pattern designer
Theo Bakelaar

Added to catalog · Updated

At the vise

Materials

  • Hook: #14-18 Heavy Jig
  • Bead: 2.4 mm Gold
  • Thread: Fluorescent Green
  • Thread: Black
  • Tag: Green fluorescent thread
  • Rib: Tying thread
  • Body: Peacock herl
  • Wing: Amber Antron

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Tying instructions

  1. Slide a gold bead onto the hook.

  2. Attach fluorescent green thread at the middle of the hook shank.

  3. Wrap the fluorescent green thread to the bend of the hook, creating a tag.

  4. Wrap the fluorescent green thread back up to the middle of the hook shank and tie off. Trim excess.

  5. Attach black thread at the middle of the hook shank.

  6. Wrap the black thread back to the front of the green tag.

  7. Leave the tag thread hanging, it will be used as a rib.

  8. Attach Amber Antron fibers right behind the bead, about a half inch in front of the bead.

  9. Fold the Amber Antron fibers back and secure with thread.

  10. Snip off the excess Amber Antron fibers.

  11. Attach two strands of peacock herl.

  12. Wrap the peacock herl forward to the back of the Amber Antron fibers.

  13. Secure the peacock herl with thread and snip off the excess.

  14. Counter wrap the green tag thread forward to create a rib.

  15. Secure the green tag thread with thread and snip off the excess.

  16. Fold the Amber Antron fibers back over the body and secure with thread behind the bead.

  17. Trim the Amber Antron fibers to the back of the bend.

  18. Whip finish with black thread.