Crab Swarm

A writhing mass of clacking shells and snapping pincers rushes from the surf, their spider-like legs twitching across the sand.
 

Crab Swarm (CR 4)

Diminutive Vermin (Aquatic, Swarm)
Alignment: Neutral
Initiative: +2
Senses: Darkvision 60 feet; Perception +0
  Speed: 30 feet, Swim 20 feet
Space: 10 feet
 

Defense

Armor Class: 18, touch 16, flat-footed 16 (+2 Dex, +2 natural, +4 size)
Hit Points: 38 (7d8+7)
Saving Throws: Fort +6, Ref +4, Will +2
Immunity: mind-affecting effects, swarm traits, weapon damage
 

Offense

Melee: swarm (2d6)
Reach: 0 feet
  Special Attacks: Distraction (DC 14)
 

Statistics

StrDexConIntWisCha
1 (-5) 14 (+2) 13 (+1) - 10 (+0) 2 (-4)
Base Attack Bonus: +5
CMB -
CMD -
  Feats:
  Skills: Swim +10
  • Racial Modifiers: uses Dex to modify Swim
Languages:
 

Special Abilities

NONE
 

Ecology

Environment: Any Aquatic
Organization: solitary, pair, or wave (3-8 swarms)
Treasure: none

  Crab swarms contain over a thousand normal-sized crabs that rush over their victims, plucking flesh with thousands of pinching claws.
  Some fishermen claim tides and phases of the moon cause these creatures to swarm as they do.