Generation 2 · Pokédex profile
Balloon Pokémon
Pokédex entry
A Qwilfish uses the pressure of water it swallows to shoot toxic quills all at once from all over its body. It finds swimming to be somewhat challenging.
Battle data
Pokédex entry
A form of Qwilfish from the distant past. Fishers detest this troublesome Pokémon because it sprays poison from its spines, getting it everywhere.
Battle data
No conventional evolution relationship is recorded for this species.
Conditional evolutions can require additional game-specific prerequisites beyond the displayed method.
| Method | Location | Level | Evidence |
|---|---|---|---|
| Fishing | Five Island Meadow | Lv. 15–25 | Source-indexed, not individually verified |
| Fishing | Five Island Memorial Pillar | Lv. 15–25 | Source-indexed, not individually verified |
| Fishing | Five Island Resort Gorgeous | Lv. 15–25 | Source-indexed, not individually verified |
| Fishing | Five Island Water Labyrinth | Lv. 15–25 | Source-indexed, not individually verified |
| Fishing | Route 32 | Lv. 20–40 | Source-indexed, not individually verified |
| Fishing | Seven Island Tanoby Ruins | Lv. 15–25 | Source-indexed, not individually verified |
| Fishing | Seven Island Trainer Tower | Lv. 15–25 | Source-indexed, not individually verified |
| Fishing | Six Island Green Path | Lv. 15–25 | Source-indexed, not individually verified |
| Fishing | Six Island Outcast Island | Lv. 15–25 | Source-indexed, not individually verified |
| Fishing | Six Island Water Path | Lv. 15–25 | Source-indexed, not individually verified |
| Fishing (rare)Form: Qwilfish Hisui | Route 41 | Old Rod: Lv. 10 · Good Rod: Lv. 20 · Super Rod: Lv. 20–40 | Source-indexed, not individually verified |
| Surfing (rare)Form: Qwilfish Hisui | Route 27 | Lv. 15–24 | 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.