Ingredient

Mermaid's Thread

It's all knotted up.

How to obtain

Where	Chance
Ocean dives	7.7%
Ocean dives near Mel	8.3%

Result	Needed	Other ingredients
Fisherman's BrewBrewing	×1	Seafloor Sand Water of the Deep Bane of Bard
Gothic TrellisCrafting	×1	Iron bar×2
Infernal Snail RepellentBrewing	×1	Seaweed Seastar Salt Pile
Merfolk LanternCrafting	×1	Iron bar×2 Stone×5

With the Friend of Crows ability, crows can bring it as a gift (0.3% chance per day).