Double fisherman's knot
Also: Double fisherman's bend, grapevine bend
Joins two ropes firmly, for example to lengthen a line or make a ring of cord.
Difficulty: Medium
Step 1 of 5Wrap one end loosely around itself twice and tuck it back. Step 2 of 5Thread the other end through these turns, along the rope. Step 3 of 5Wrap it twice around both ropes, toward the middle. Step 4 of 5Tuck the end back through both turns inside. Step 5 of 5Pull both ropes so the knots slide together.
Pros
- Holds well and hardly slips, even in smooth rope.
- Easy to check: two matching knots lie against each other.
Cons
- After load it's often very hard to untie.
- Needs room and long ends.
Holding and untying
Holds well, even when jerked. After a strong pull it often stays stuck.
Suitable rope
Two ropes or cords of the same or almost the same thickness.
Common mistake
The two knots are wound against each other. Then they don't fit together.
How to check it
Both halves should look the same and lie snugly together.
Related knots
The most useful knots for tarp, tent and line, step by step.
Open in the knot guide in the appIn the app the knot guide also works offline.