Armor Class 12
Hit Points 22 (4d8 + 4)
Speed 5 ft., swim 30 ft.
Skills Perception +2
Senses Blindsight 30 ft., passive Perception 12
Languages —
Challenge 1/2
Pack Tactics. The shark has Advantage on an attack roll against a creature if at least one of the shark's allies is within 5 feet of the creature and the ally doesn't have the Incapacitated condition.
Water Breathing. The shark can breathe only underwater.
Bite. m +4, reach 5 ft. Hit: 7 (2d4 + 2) Piercing damage.
Monster Manual (2024), p. 368