Dredge

Dredge

Creation
Activate Rope (0.50 kg) Right-click Square piece of cloth (0.30 kg) Open submenu "Create > Containers"
Additional materials
20x dredge scraping lip
Result
Unfinished Dredge (0.80 kg)
Skill and improvement
Uses Blacksmithing Improves like Carpentry items

Description

A dredge is used to dig dirt from under the water level. Maximum depth is determined by your digging skill. This limit may be different when dredging from a boat.

Note: Skill is unconfirmed: Apparently it uses blacksmithing skill, but improves like a carpentry item.