Route 31 map.
Home To
Found At relationships from the reviewed Generation II sources.
| Home To | Method | Level | Slot Rate | Time |
|---|---|---|---|---|
| Caterpie | Grass | 4 | 30 % | Day |
| Caterpie | Grass | 5 | 5 % | Day |
| Caterpie | Grass | 4 | 30 % | Morning |
| Caterpie | Grass | 5 | 5 % | Morning |
| Metapod | Grass | 5 | 10 % | Day |
| Metapod | Grass | 6 | 5 % | Day |
| Metapod | Grass | 5 | 15 % | Morning |
| Pidgey | Grass | 3 | 30 % | Day |
| Pidgey | Grass | 3 | 30 % | Morning |
| Rattata | Grass | 4 | 30 % | Night |
| Rattata | Grass | 5 | 10 % | Night |
| Poliwag | Surfing | 15 | 30 % | Any Time |
| Poliwag | Surfing | 20 | 60 % | Any Time |
| Poliwhirl | Surfing | 20 | 10 % | Any Time |
| Bellsprout | Grass | 3 | 20 % | Day |
| Bellsprout | Grass | 3 | 20 % | Morning |
| Bellsprout | Grass | 3 | 20 % | Night |
| Hoothoot | Grass | 5 | 10 % | Night |
| Spinarak | Grass | 4 | 30 % | Night |