Where to find Pokémon in Kanto at Sea Route 21 (Pokémon Red, Blue & Yellow)

Pokémon at Sea Route 21

• Pidgey — Walk
• Pidgeotto — Walk
• Rattata — Walk
• Raticate — Walk
• Poliwag — Good Rod
• Tentacool — Surf, Super Rod
• Tentacruel — Super Rod
• Shellder — Super Rod
• Tangela — Walk
• Horsea — Super Rod
• Goldeen — Good Rod, Super Rod
• Staryu — Super Rod
• Magikarp — Old Rod

Pokémon Red, Blue & Yellow interactive map (Kanto)