Elasmosaurus

Long-necked and long-tailed, this large, predatory reptile glides through the water on four powerful flippers.
 

Elasmosaurus (CR 7)

Huge Animal
Alignment: Neutral
Initiative: +2
Senses: Low-Light Vision, Scent; Perception +14
  Speed: 20 feet, Swim 50 feet
Space: 15 feet
 

Defense

Armor Class: 20, touch 11, flat-footed 17 (+2 Dex, +1 dodge, +9 natural, -2 size)
Hit Points: 105 (10d8+60)
Saving Throws: Fort +14, Ref +9, Will +6
 

Offense

Melee: bite +13 (2d8+12)
Reach: 20 feet
 

Statistics

StrDexConIntWisCha
26 (+8) 15 (+2) 20 (+5) 2 (-4) 13 (+1) 9 (-1)
Base Attack Bonus: +7
CMB +17
CMD 30 (34 vs. Trip)
  Feats: Dodge, Great Fortitude, Iron Will, Toughness
  Skills: Perception +14, Swim +16
  Languages:
 

Special Abilities

NONE
 

Ecology

Environment: Warm Aquatic
Organization: solitary, pair, or school (3-6)
Treasure: none

  The sleek elasmosaurus is a long-necked, aquatic reptile. Although not technically a dinosaur, they and their kind are often found hunting in oceans and lakes in areas where dinosaurs are more common.
  You can create statistics for smaller, similar aquatic reptiles (such as the pleisosaurus) by applying the young simple template to the statistics presented above.
  An elasmosaurus is 45 feet long and weighs 4,000 pounds.