Where to find Horsea in Gold, Silver & Crystal

Good Rod: Whirl Islands (10%)
Super Rod: Whirl Islands (30%)
Surf: Whirl Islands (60%)

• Whirl Islands (SW Entrance, B2F, Lugia's Chamber) — Good Rod, Super Rod, Surf

Horsea in every game · Pokémon Gold, Silver & Crystal interactive map (Johto & Kanto)