Page 320 - Knack Knots You Need

loops. It should be avoided when the catch of the day Loops
could be a whopper. This loop could be tied in twine or
cord and find use in camping and climbing, but it is a
knot employed primarily in fishing. The name trombone
refers to the long bight that slides into the knot during
the final tightening, sort of like a trombone.

Trombone Loop: Step 3 Trombone Loop: Step 4

Wrap the bight two or three times around the Trap the bight in the doubled loop by pulling
doubled loop and bring the end of the bight on the standing part.
through the doubled loop.
Ensure that the doubled wraps
do not overlay each other but
lie neatly beside each other.

159