Cloyster locations — where to catch
- Casseroya Lake — Walk
- East Paldean Sea — Walk
- Glaseado Mountain — Walk
- North Paldean Sea — Walk
- North Province (Area One) — Walk
- North Province (Area Three) — Walk
- Socarrat Trail — Walk
- South Paldean Sea — Walk
- South Province (Area Six) — Walk
- West Paldean Sea — Walk
- West Province (Area Two) — Walk
Other games (6)
- Sword / Shield — The Isle of Armor (Gen 8): Challenge Beach, Courageous Cavern, Fields of Honor, Insular Sea, Loop Lagoon, Workout Sea
- Sword / Shield (Gen 8): Dusty Bowl, East Lake Axewell, Giant's Seat, North Lake Miloch, South Lake Miloch, Stony Wilderness, West Lake Axewell
- Let's Go, Pikachu! / Let's Go, Eevee! (Gen 7): Seafoam Islands
- X / Y (Gen 6): Friend Safari, Kalos Route 8
- Black 2 / White 2 (Gen 5): Humilau City, Seaside Cave, Undella Town, Unova Route 13, Route 13
- Black / White (Gen 5): Undella Bay, Undella Town, Unova Route 13, Route 13
Cloyster — full Pokédex entry