uncommon cn large aberration aquatic 

Perception +18; darkvision, wavesense (imprecise) 60 feet

Skills Athletics +20, Stealth +18, Survival +19

Str +7 Dex +3 Con +4 Int -4 Wis +4 Cha +0

AC  28; all-around vision; Fort +19, Ref +18, Will +17

HP 155; Immunities acid

Attack of Opportunity [R]

Speed 10 feet; swim 40 feet

Melee [>] jaws +21 (deadly d10, reach 10 feet), Damage 2d10+11 piercing plus Grab

Melee [>] snout +21 (reach 10 feet), Damage 2d8+11 bludgeoning plus Push

Melee [>] tentacle +19 (agile, reach 15 feet), Damage 2d6+11 slashing

Aquatic Ambush [>]

Overpowering Jaws A deepwater dhuthorex deals 7 piercing damage to its target if its jaws Strike is a failure (but not a critical failure).

Swallow Whole [>] (attack) Medium, 2d6+7 bludgeoning plus 2d6 acid, Rupture 20.

Abomination Vaults #3: Eyes of Empty Death, page 80.