Related Clues:

• Black and white predator
• Fabled sea monster
• Tolkien character
• Boat in 27-Down
• Keiko was one
• Shamu, e.g.
• Tolkien terror
• "The Lord of the Rings" creature
• Ocean danger
• Fictional ogre
• SeaWorld attraction
• Whale of a film?
• Keiko of "Free Willy" e.g.
• Digging
• Marine mammal