Sunken Isle (interior) — Pokémon Tourmaline
Every wild Pokémon here, by encounter method.
Sunken Isle (interior) lists 11 Pokémon across 5 encounter methods (old rod, good rod, super rod, surf, and more). Between them they cover 4 types: GrassWaterDragonFire. One of them is on no other route's wild tables in this guide: Phione.
Old Rod
| Pokémon | Types | Rate | |
|---|---|---|---|
 | Magikarp | 100% |
Good Rod
| Pokémon | Types | Rate | |
|---|---|---|---|
 | Carvanha | 80% | |
| Skrelp (Isshoan) | GrassWater | 20% |
Super Rod
| Pokémon | Types | Rate | |
|---|---|---|---|
| Skrelp (Isshoan) | GrassWater | 95% | |
| Dragalge (Isshoan) rare | GrassDragon | 5% |
Surf
| Pokémon | Types | Rate | |
|---|---|---|---|
 | Tentacool | 60% | |
 | Wingull | 30% | |
 | Tentacruel rare | 5% | |
 | Pelipper rare | 5% |
Dive
| Pokémon | Types | Rate | |
|---|---|---|---|
| Skrelp (Isshoan) | GrassWater | 60% | |
| Volkritter | WaterFire | 30% | |
 | Phione rare | 5% | |
 | Relicanth rare | 4% | |
| Dragalge (Isshoan) rare | GrassDragon | 1% |