From Pathfinder Howl of the Wild, which isn't enabled.

Giant Fangtooth

CREATURE 4

A single bite from this creature's signature fangs can cause death by blood loss within minutes; what's worse, the giant fangtooth is willing to attack creatures far larger than itself.

Perception +14; low-light vision, scent (imprecise) 120 feet, wavesense 30 feet

Skills Acrobatics +11, Athletics +14

Str +5, Dex +2, Con +3, Int -5, Wis +2, Cha -1

Sunless Sight

In an area of bright light, the giant fangtooth is Blinded and Slowed 1.

AC 20; Fort +14, Ref +11, Will +8

HP 75

Speed swim 35 feet

Melee Bite +15, Damage 2d8+5 piercing plus Deep Puncture plus Grab

Constrict

2d8 piercing, DC 21 basic Fortitude

The monster deals the listed amount of damage to any number of creatures Grabbed or Restrained by it. Each of those creatures can attempt a basic Fortitude save with the listed DC.

Deep Puncture

Creatures critically hit by the fangtooth's bite take an additional 1d8 persistent bleed damage.

Pathfinder Howl of the WildORC