Plan: Barbed harpoon

Plan: Barbed harpoon is a weapon mod plan

Locations

 * Containers in the Savage Divide, Ash Heap, The Mire and Cranberry Bog.
 * Creatures in the Savage Divide, Ash Heap, Mire and Cranberry Bog:
 * Treasure maps in the Savage Divide, Ash Heap, Mire and Cranberry Bog.
 * Weapon plan world spawns in the Savage Divide, Ash Heap, Mire and Cranberry Bog.

Unlocks
The plan unlocks crafting of the barbed harpoon mod for the harpoon gun at a weapons workbench.