Seafoam Islands 2 — Pokémon FireRed Deluxe
Every wild Pokémon here, by encounter method.
Seafoam Islands 2 lists 6 Pokémon across 1 encounter method (grass), between level 35 and 40. Between them they cover 6 types: WaterIcePoisonFlyingPsychicNormal.
Opens up at Marsh Badge — Cinnabar Island.