Cerulean Cave
Kanto region · Generation I
Good Rod
| Pokemon | Level | Chance |
|---|---|---|
 #129 Magikarp | Lv. 5–15 | 20% |
 #060 Poliwag | Lv. 5–15 | 60% |
 #118 Goldeen | Lv. 10 | 50% |
Old Rod
| Pokemon | Level | Chance |
|---|---|---|
| #129 Magikarp | Lv. 5 | 70% |
Super Rod
| Pokemon | Level | Chance |
|---|---|---|
| #060 Poliwag | Lv. 15–25 | 40% |
| #118 Goldeen | Lv. 30 | 40% |
 #054 Psyduck | Lv. 15–25 | 4% |
 #119 Seaking | Lv. 40 | 30% |
 #061 Poliwhirl | Lv. 20–30 | 40% |
 #080 Slowbro | Lv. 23 | 25% |
 #099 Kingler | Lv. 23 | 17% |
 #117 Seadra | Lv. 23 | 25% |
 #130 Gyarados | Lv. 15–25 | 15% |
Special
| Pokemon | Level | Chance |
|---|---|---|
 #150 Mewtwo | Lv. 70 | 100% |
Surfing
| Pokemon | Level | Chance |
|---|---|---|
| #054 Psyduck | Lv. 40–50 | 60% |
 #055 Golduck | Lv. 50–60 | 30% |
Rock Smash
| Pokemon | Level | Chance |
|---|---|---|
 #074 Geodude | Lv. 40–50 | 60% |
 #075 Graveler | Lv. 50–60 | 30% |
Walking
| Pokemon | Level | Chance |
|---|---|---|
 #042 Golbat | Lv. 54 | 20% |
 #064 Kadabra | Lv. 58 | 20% |
 #132 Ditto | Lv. 58 | 20% |
 #105 Marowak | Lv. 55 | 20% |
 #112 Rhydon | Lv. 55 | 20% |
 #101 Electrode | Lv. 55 | 15% |
 #047 Parasect | Lv. 55 | 10% |
 #026 Raichu | Lv. 64 | 10% |
 #067 Machoke | Lv. 52 | 10% |
 #082 Magneton | Lv. 55 | 10% |
 #111 Rhyhorn | Lv. 52 | 10% |
 #113 Chansey | Lv. 64 | 10% |
 #024 Arbok | Lv. 57 | 5% |
 #028 Sandslash | Lv. 57 | 5% |
 #108 Lickitung | Lv. 55 | 4% |