What can you fish in FireRed?

In Pokémon FireRed, players can fish for various Water-type Pokémon using the Old Rod, Good Rod, and Super Rod. The Old Rod primarily catches Magikarp, while the Good Rod can yield Pokémon like Poliwag and Goldeen. The Super Rod allows for a wider variety of catches, including higher-level Pokémon such as Gyarados and Dragonite. Different bodies of water may also affect the availability of certain species.