One Island — Pokémon WaveBlue
Every wild Pokémon here, by encounter method.
One Island lists 9 Pokémon across 4 encounter methods (surf, old rod, good rod, super rod), between level 5 and 40. Between them they cover 4 types: WaterPoisonFlyingPsychic.
One Island in other guides
The same area in other ROM hacks on this site. Each one has its own encounter table.
Celia's Stupid RomhackFire Red OmegaPokémon FireRed & LeafGreen+Pokémon FireRed DeluxePokémon FireRed Reignited & LeafGreen RegrownPokémon Phoenix RedPokémon Valiant
The original game's table for this area:
Opens up at Volcano Badge — One, Two and Three Island, then Viridian Gym.
Surf Lv 5-40
encounter rate 1
| Pokémon | Types | Level | Rate | |
|---|---|---|---|---|
 | Tentacool | WaterPoison | 5-40 | 95% |
 | Tentacruel rare | WaterPoison | 35-40 | 5% |
Old Rod Lv 5
encounter rate 10
| Pokémon | Types | Level | Rate | |
|---|---|---|---|---|
 | Magikarp | Water | 5 | 100% |
Good Rod Lv 5-15
encounter rate 10
Super Rod Lv 15-35
encounter rate 10
| Pokémon | Types | Level | Rate | |
|---|---|---|---|---|
 | Staryu | Water | 15-25 | 40% |
 | Shellder | Water | 15-25 | 40% |
 | Gyarados | WaterFlying | 15-25 | 15% |
 | Psyduck rare | Water | 25-35 | 4% |
 | Slowpoke rare | WaterPsychic | 25-35 | 1% |
Items found here
- Dragon Scale — A strange scale held by Dragon- type Pokémon.