Generation 2 · Pokédex profile
Aqua Mouse Pokémon
Pokédex entry
Its body is covered with water-repellent fur. Because of the fur, it can swim through water at high speed without being slowed by the water's resistance.
Battle data
Conditional evolutions can require additional game-specific prerequisites beyond the displayed method.
| Method | Location | Level | Evidence |
|---|---|---|---|
| Grass / ground | Route 104 | Lv. 4–5 | Source-indexed, not individually verified |
| Grass / ground | Route 112 | Lv. 14–16 | Source-indexed, not individually verified |
| Grass / ground | Route 117 | Lv. 13 | Source-indexed, not individually verified |
| Grass / ground | Route 120 | Lv. 25–27 | Source-indexed, not individually verified |
| Grass / ground | Six Island Ruin Valley | Lv. 15 | Source-indexed, not individually verified |
| Grass / ground | Union Cave B1f | Lv. 8–9 | Source-indexed, not individually verified |
| Surfing | Four Island | Lv. 5–25 | Source-indexed, not individually verified |
| Surfing | Four Island Icefall Cave Entrance | Lv. 5–15 | Source-indexed, not individually verified |
| Surfing | Mt Mortar 1f North | Lv. 20–24 | Source-indexed, not individually verified |
| Surfing | Mt Mortar 1f South | Lv. 20–24 | Source-indexed, not individually verified |
| Surfing | Mt Mortar 2f | Lv. 25–29 | Source-indexed, not individually verified |
| Surfing | Mt Mortar B1f | Lv. 20–24 | Source-indexed, not individually verified |
| Surfing | Petalburg City | Lv. 5–35 | Source-indexed, not individually verified |
| Surfing | Route 102 | Lv. 5–35 | Source-indexed, not individually verified |
| Surfing | Route 111 | Lv. 5–35 | Source-indexed, not individually verified |
| Surfing | Route 114 | Lv. 5–35 | Source-indexed, not individually verified |
| Surfing | Route 117 | Lv. 5–35 | Source-indexed, not individually verified |
| Surfing | Route 120 | Lv. 5–35 | Source-indexed, not individually verified |
| Surfing | Safari Zone Southeast | Lv. 25–35 | Source-indexed, not individually verified |
| Surfing | Six Island Ruin Valley | Lv. 5–25 | Source-indexed, not individually verified |
Rare grass and Surfing encounters inherit the first native slot's level range. Supplemental fishing follows each rod's native slots. These ranges exclude Lure effects and randomizer replacements; eligibility restrictions still apply.
Data source: configured Grand Anthology Gen 1–9 species, forms and abilities. The website uses frame-cropped copies of the game's existing Pokémon sprites, which remain franchise/artist-owned assets. Some alternate forms use labeled default-form artwork when their individual sprite is unavailable. See acknowledgments for credits.