Where to find Shellder in Red, Blue & Yellow

Super Rod: Route 18 (60%, Yellow only), Route 11 (50%, Red & Blue only), Route 6 (50%, Red & Blue only) + 7 more
Walk: Seafoam Islands (59%, Red & Blue only)

• Cinnabar Island — Super Rod
• Route 11 — Super Rod
• Route 17 — Super Rod
• Route 18 — Super Rod
• Route 6 — Super Rod
• Sea Route 19 — Super Rod
• Sea Route 20 — Super Rod
• Sea Route 21 — Super Rod
• Seafoam Islands (1F, B1F, B2F, B3F, B4F) — Super Rod, Walk
• Vermilion City — Super Rod

Shellder in every game · Pokémon Red, Blue & Yellow interactive map (Kanto)