The yarn used by Tenkara Guides in Utah to make their Utah Killer Bug flies that are very productive. This yarn has also been used by many Tenkara anglers for tying Frank Sawyer’s killer bug fly, he originally used Chadwicks 477 yarn which is no longer available. This bug doesn’t look like much but when the yarn gets whet it has a magical pink look that fish can’t resist.
How to tie the Killer Bug Fly:
This yarn is not exactly the same color as the Chadwicks 477 yarn but is very close and work very good, making it the best Killer Bug yarn substitute or alternative. This yarn can also be used for tying a Utah Killer Crane Fly.