Stren knot... VERY strong line to line knot, supposedly a little stronger then the double uni knot
How to tie the Yucatan Knot, used in tying fishing lines together,
How to tie the five strongest fishing knots.
Fishing Tips - How to Tie the 4 strongest fishing knots. Tried and true ways to tie on a fishing lure, other fishing knots. | Fishing Knot tutorials, Fishing Lure Tips and Gear, Survival Prepping Skills at survivallife.com
Hook Knots - Tying Tricks, Choice, and Instructions