Horsea is known to shoot down flying bugs with precision blasts of ink from the surface of the water. In “Tentacool and Tentacruel,” Ash, Misty and Brock are stranded in the small port town of Porta Vista. When Misty spies an injured Horsea in the water, she promptly captures it in her Poké Ball. After Horsea heals, it helps them discover why the Tentacool are unhappy, and aids in the battle against the gigantic mutated Tentacruel.
First appearance: Episode 19—”Tentacool and Tentacruel”