Safari Zone — 1 location on the interactive map.
Cerulean Cave, Cerulean City, Fuchsia City, Route 23, Route 24 — 5 locations on the interactive map.
Cerulean City, Dark Cave, Mt. Mortar, Mt. Silver Cave, Route 10, Route 24, Route 25, Route 4, Route 42, Route 9, Slowpoke Well, Tohjo Falls and 1 more — 13 locations on the interactive map.
Goldeen → Seaking (Level 33)