From Pathfinder Lost Omens Absalom, City of Lost Omens, which isn't enabled.

Gill Hook

ITEM 0

UNCOMMON AZARKETI GRAPPLE REACH

Price 2 gp

Usage held in 2 hands

Bulk 2

Category martial

Group spear

Damage 1d10 piercing

This spear has a specialized hook just before the tip that can catch on the gills of large fish. Azarketis primarily use this to hunt sharks, but it can also be used to hook flesh or armor.

Pathfinder Lost Omens Absalom, City of Lost OmensOGL