Route
Route 21
Sea route between Cinnabar Island and Pallet Town. Surf only.
Encounters
| Entity | Types | Method | Levels | Rate | Time |
|---|---|---|---|---|---|
| Pidgey | Flying Normal | Grass | 11–17 | 55% | any |
| Pidgeotto | Flying Normal | Grass | 15–19 | 10% | any |
| Rattata | Normal | Grass | 13–15 | 30% | any |
| Raticate | Normal | Grass | 15–15 | 5% | any |
| Poliwag | Water | Good Rod | 10–10 | 50% | any |
| Tentacool | Poison Water | Super Rod | 15–30 | 60% | any |
| Tentacool | Poison Water | Surfing | 5–40 | 100% | any |
| Tentacruel | Poison Water | Super Rod | 30–30 | 10% | any |
| Goldeen | Water | Good Rod | 10–10 | 50% | any |
| Staryu | Water | Super Rod | 20–20 | 30% | any |
| Magikarp | Water | Old Rod | 5–5 | 100% | any |