Route 20

Pokemon FireRed

PokemonLevelsMethodRarity
130Gyarados15-25Fishing with a Super Rod15%
116Horsea5-15Fishing with a Good Rod60%
116Horsea15-25Fishing with a Super Rod80%
098Krabby5-15Fishing with a Good Rod20%
129Magikarp5Fishing with an Old Rod100%
129Magikarp5-15Fishing with a Good Rod20%
054Psyduck25-35Fishing with a Super Rod1%
117Seadra25-35Fishing with a Super Rod4%
072Tentacool5-40Surfing100%

Pokemon LeafGreen

PokemonLevelsMethodRarity
130Gyarados15-25Fishing with a Super Rod15%
116Horsea5-15Fishing with a Good Rod20%
099Kingler25-35Fishing with a Super Rod4%
098Krabby5-15Fishing with a Good Rod60%
098Krabby15-25Fishing with a Super Rod80%
129Magikarp5Fishing with an Old Rod100%
129Magikarp5-15Fishing with a Good Rod20%
079Slowpoke25-35Fishing with a Super Rod1%
072Tentacool5-40Surfing100%