Pokemon Red and Blue Walkthrough

Routes 19 and 20

Wild Pokemon
Pokemon Type Surfing Fishing
Tentacool Water/Poison X X
Shellder Water X
Horsea Water X
Goldeen Water X
Staryu Water X

Routes 19 and 20 are mainly sea routes south of Fuchsia City. Seafoam Island can be found in the middle of Route 20, so this page will cover the area up to Seafoam Islands.

Two Pokemon Trainer can be found near the shore of Route 19, which is just south of Fuchsia. You can battle them whenever you’re ready.

Swimmer
Pokemon Level Type Moves
Goldeen 29 Water Peck, Tail Whip, Supersonic, Horn Attack
Horsea 29 Water Bubble, Smokescreen, Leer
Staryu 29 Water Tackle, Water Gun, Harden, Recover
Swimmer
Pokemon Level Type Moves
Tentacool 30 Water/Poison Wrap, Poison Sting, Water Gun, Constrict
Shellder 30 Water Withdraw, Supersonic, Clamp, Aurora Beam

The rest of the Trainers can be found along the water route. You’ll need HM03 Surf from the Safari Zone, a Pokemon that can use it, and the Soul Badge from the Fuchsia City Gym to continue on. Make sure you also have a ton of healing items, Ultra Balls, and a Pokemon that knows HM04 Strength!

Swimmer
Pokemon Level Type Moves
Horsea 30 Water Bubble, Smokescreen, Leer, Water Gun
Horsea 30 Water Bubble, Smokescreen, Leer, Water Gun
Swimmer
Pokemon Level Type Moves
Poliwag 30 Water Bubble, Hypnosis, Water Gun, DoubleSlap
Poliwhirl 30 Water Bubble, Hypnosis, Water Gun, DoubleSlap
Swimmer
Pokemon Level Type Moves
Horsea 27 Water Bubble, Smokescreen, Leer
Tentacool 27 Water/Poison Wrap, Poison Sting, Water Gun, Constrict
Tentacool 27 Water/Poison Wrap, Poison Sting, Water Gun, Constrict
Goldeen 27 Water Peck, Tail Whip, Supersonic, Horn Attack
Swimmer
Pokemon Level Type Moves
Goldeen 29 Water Peck, Tail Whip, Supersonic, Horn Attack
Shellder 29 Water Tackle, Withdraw, Supersonic, Clamp
Seaking 29 Water Peck, Tail Whip, Supersonic, Horn Attack
Swimmer
Pokemon Level Type Moves
Tentacool 27 Water/Poison Wrap, Poison Sting, Water Gun, Constrict
Tentacool 27 Water/Poison Wrap, Poison Sting, Water Gun, Constrict
Staryu 29 Water Tackle, Water Gun, Harden, Recover
Horsea 27 Water Bubble, Smokescreen, Leer
Tentacruel 27 Water/Poison Wrap, Poison Sting, Water Gun, Constrict
Beauty
Pokemon Level Type Moves
Goldeen 30 Water Tail Whip, Supersonic, Horn Attack, Fury Attack
Seaking 30 Water Tail Whip, Supersonic, Horn Attack, Fury Attack
Beauty
Pokemon Level Type Moves
Poliwag 27 Water Bubble, Hypnosis, Water Gun, DoubleSlap
Goldeen 27 Water Peck, Tail Whip, Supersonic, Horn Attack
Seaking 27 Water Peck, Tail Whip, Supersonic, Horn Attack
Goldeen 27 Water Peck, Tail Whip, Supersonic, Horn Attack
Poliwag 27 Water Bubble, Hypnosis, Water Gun, DoubleSlap
Swimmer
Pokemon Level Type Moves
Staryu 29 Water Tackle, Water Gun, Harden, Recover
Staryu 29 Water Tackle, Water Gun, Harden, Recover
Staryu 29 Water Tackle, Water Gun, Harden, Recover

Route 20 – East

Half of Route 20 can be found before Seafoam Islands, so this page will cover the three Trainers found on the way.

Swimmer
Pokemon Level Type Moves
Shellder 31 Water Withdraw, Supersonic, Clamp, Aurora Beam
Cloyster 31 Water/Ice Withdraw, Supersonic, Clamp, Aurora Beam
Swimmer
Pokemon Level Type Moves
Horsea 28 Water Bubble, Smokescreen, Leer
Horsea 28 Water Bubble, Smokescreen, Leer
Seadra 28 Water Bubble, Smokescreen, Leer
Horsea 28 Water Bubble, Smokescreen, Leer
Beauty
Pokemon Level Type Moves
Seadra 30 Water Bubble, Smokescreen, Leer, Water Gun
Horsea 30 Water Bubble, Smokescreen, Leer, Water Gun
Seadra 30 Water Bubble, Smokescreen, Leer, Water Gun
Beauty
Pokemon Level Type Moves
Seaking 35 Water Tail Whip, Supersonic, Horn Attack, Fury Attack