Where to find Horsea in FireRed & LeafGreen

• Cerulean City — Good Rod, Super Rod
• Cinnabar Island — Good Rod, Super Rod, Walk
• Pallet Town — Good Rod, Super Rod
• Route 10 — Good Rod, Super Rod
• Route 11 — Good Rod, Super Rod
• Route 12 — Good Rod, Super Rod
• Route 13 — Good Rod, Super Rod
• Route 24 — Good Rod, Super Rod
• Route 4 — Good Rod, Super Rod
• S.S. Anne — Good Rod, Super Rod
• Sea Route 19 — Good Rod, Super Rod
• Sea Route 20 — Good Rod, Super Rod
• Sea Route 21 — Good Rod, Super Rod
• Seafoam Islands — Super Rod, Good Rod
• Vermilion City — Good Rod, Super Rod

Horsea in every game · Kanto interactive map

By game: Pokémon FireRed map · Pokémon LeafGreen map