Pokémon that can have the Swift Swim ability:

No.	Pic	Name	Type	Abilities	Base Stats
					HP	Att	Def	S.Att	S.Def	Spd
#116		Horsea		Swift Swim Sniper	30	40	70	70	25	60
#118		Goldeen		Swift Swim Water Veil	45	67	60	35	50	63
#119		Seaking		Swift Swim Water Veil	80	92	65	65	80	68
#129		Magikarp		Swift Swim	20	10	55	15	20	80
#138		Omanyte		Swift Swim Shell Armor	35	40	100	90	55	35
#139		Omastar		Swift Swim Shell Armor	70	60	125	115	70	55
#140		Kabuto		Swift Swim Battle Armor	30	80	90	55	45	55
#141		Kabutops		Swift Swim Battle Armor	60	115	105	65	70	80
#211		Qwilfish		Poison Point Swift Swim	65	95	85	55	55	85
#226		Mantine		Swift Swim Water Absorb	85	40	70	80	140	70
#230		Kingdra		Swift Swim Sniper	75	95	95	95	95	85
#260		Mega Swampert		Swift Swim	100	150	110	95	110	70
#270		Lotad		Swift Swim Rain Dish	40	30	30	40	50	30
#271		Lombre		Swift Swim Rain Dish	60	50	50	60	70	50
#272		Ludicolo		Swift Swim Rain Dish	80	70	70	90	100	70
#283		Surskit		Swift Swim	40	30	32	50	52	65
#349		Feebas		Swift Swim Oblivious	20	15	20	10	55	80
#367		Huntail		Swift Swim	55	104	105	94	75	52
#368		Gorebyss		Swift Swim	55	84	105	114	75	52
#369		Relicanth		Swift Swim Rock Head	100	90	130	45	65	55
#370		Luvdisc		Swift Swim	43	30	55	40	65	97
#418		Buizel		Swift Swim	55	65	35	60	30	85
#419		Floatzel		Swift Swim	85	105	55	85	50	115
#456		Finneon		Swift Swim Storm Drain	49	49	56	49	61	66
#457		Lumineon		Swift Swim Storm Drain	69	69	76	69	86	91
#458		Mantyke		Swift Swim Water Absorb	45	20	50	60	120	50
#535		Tympole		Swift Swim Hydration	50	50	40	50	40	64
#536		Palpitoad		Swift Swim Hydration	75	65	55	65	55	69
#537		Seismitoad		Swift Swim Poison Touch	105	95	75	85	75	74
#846		Arrokuda		Swift Swim	41	63	40	40	30	66
#847		Barraskewda		Swift Swim	61	123	60	60	50	136

Pokémon that can have the Swift Swim ability as their Hidden Ability:

No.	Pic	Name	Type	Abilities	Base Stats
					HP	Att	Def	S.Att	S.Def	Spd
#054		Psyduck		Damp Cloud Nine	50	52	48	65	50	55
#055		Golduck		Damp Cloud Nine	80	82	78	95	80	85
#060		Poliwag		Water Absorb Damp	40	50	40	40	40	90
#061		Poliwhirl		Water Absorb Damp	65	65	65	50	50	90
#062		Poliwrath		Water Absorb Damp	90	95	95	70	90	70
#347		Anorith		Battle Armor	45	95	50	40	50	75
#348		Armaldo		Battle Armor	75	125	100	70	80	45
#564		Tirtouga		Solid Rock Sturdy	54	78	103	53	45	22
#565		Carracosta		Solid Rock Sturdy	74	108	133	83	65	32
#614		Beartic		Swift Swim	95	130	80	70	80	50
#833		Chewtle		Swift Swim	50	64	50	38	38	44
#834		Drednaw		Swift Swim	90	115	90	48	68	74
#834		Drednaw		Strong Jaw Shell Armor Swift Swim	90	115	90	48	68	74