| 1 | Red, Blue | An adept swimmer at both the front crawl and breast stroke. Easily overtakes the best human swimmers. |
| 1 | Yellow | Swims powerfully using all the muscles in its body. It can even overtake champion swimmers. |
| 1 | Stadium | A strong swimmer, it is faster than a human champ in an individual medley. It can go far and fast with minimal breathing. |
| 2 | Gold | This strong and skilled swimmer is even capable of crossing the Pacific Ocean just by kicking. |
| 2 | Silver | Although an energetic, skilled swimmer that uses all of its muscles, it lives on dry land. |
| 2 | Crystal | It can use its well-developed arms and legs to run on the surface of the water for a split second. |
| 2 | Stadium 2 | This strong and skilled swimmer is even capable of crossing the Pacific Ocean just by kicking. |
| 3 | Ruby | Poliwrath's highly developed, brawny muscles never grow fatigued, however much it exercises. It is so tirelessly strong, this Pokémon can swim back and forth across the Pacific Ocean without effort. |
| 3 | Sapphire | Its highly developed muscles never grow fatigued, however much it exercises. This Pokémon can swim back and forth across the Pacific Ocean without effort. |
| 3 | Emerald | An adept swimmer, it knows the front crawl, butterfly, and more. It is faster than the best human swimmers. |
| 3 | FireRed | A swimmer adept at both the front crawl and breaststroke. Easily overtakes the best human swimmers. |
| 3 | LeafGreen | With its extremely tough muscles, it can keep swimming in the Pacific Ocean without resting. |
| 4 | Diamond, Pearl | With its extremely tough muscles, it can keep swimming in the Pacific Ocean without resting. |
| 4 | Platinum | This strong and skilled swimmer is even capable of crossing the Pacific Ocean just by kicking. |
| 4 | HeartGold | Although an energetic, skilled swimmer that uses all of its muscles, it lives on dry land. |
| 4 | SoulSilver | With its extremely tough muscles, it can keep swimming in the Pacific Ocean without resting. |
| 5 | Black, White, Black 2, White 2 | With its extremely tough muscles, it can keep swimming in the Pacific Ocean without resting. |
| 6 | X | A swimmer adept at both the front crawl and breaststroke. Easily overtakes the best human swimmers. |
| 6 | Y, Omega Ruby, Alpha Sapphire | Poliwrath's highly developed, brawny muscles never grow fatigued, however much it exercises. It is so tirelessly strong, this Pokémon can swim back and forth across the ocean without effort. |
| 7 | Sun | Poliwrath in the Alola region are strong swimmers that use the breaststroke. Many children learn to swim by imitating Poliwrath. |
| 7 | Moon | Its percentage of body fat is nearly zero. Its body is entirely muscle, which makes it heavy and forces its swimming prowess to develop. |
| 7 | Ultra Sun | It's quite a gifted swimmer, even among Water-type Pokémon, but it normally spends its time on land. |
| 7 | Ultra Moon | The muscles it has developed through swimming are thick and powerful. When it lands a square punch, it can turn huge boulders to dust. |
| 7 | Let's Go, Pikachu!, Let's Go, Eevee! | Swims powerfully using all the muscles in its body. It can even overtake world-class swimmers. |
