Route 20

Pokemon	Levels	Method	Rarity
Audino	2-4	Walking in rustling grass	90%
Azumarill	5-15	Surfing in dark spots	5%
Azurill	5-15	Surfing	30%
Basculin	40-60	Fishing with a Super Rod	40%
Basculin	5-15	Surfing	70%
Dunsparce	3	Walking in rustling grass	10%
Marill	5-15	Surfing in dark spots	30%
Patrat	10	Walking in dark grass	20%
Patrat	3	Walking in tall grass or a cave	20%
Pidove	2-4	Walking in tall grass or a cave	65%
Pidove	9-10	Walking in dark grass	65%
Politoed	50-70	Fishing in dark spots	5%
Poliwag	40-70	Fishing with a Super Rod	60%
Poliwhirl	40-70	Fishing in dark spots	55%
Purrloin	10-11	Walking in dark grass	17%
Purrloin	3-4	Walking in tall grass or a cave	17%
Sewaddle	2-4	Walking in tall grass or a cave	35%
Sewaddle	10-11	Walking in dark grass	15%
Spewpa	40-60	Fishing in dark spots	40%
Spewpa	5-15	Surfing in dark spots	65%
Sunkern	2-4	Walking in tall grass or a cave	38%
Sunkern	9-11	Walking in dark grass	38%
Venipede	10	Walking in dark grass	20%

Pokemon	Levels	Method	Rarity
Audino	2-4	Walking in rustling grass	90%
Azumarill	5-15	Surfing in dark spots	5%
Azurill	5-15	Surfing	30%
Basculin	40-60	Fishing in dark spots	40%
Basculin	5-15	Surfing in dark spots	65%
Dunsparce	3	Walking in rustling grass	10%
Marill	5-15	Surfing in dark spots	30%
Patrat	10	Walking in dark grass	20%
Patrat	3	Walking in tall grass or a cave	20%
Pidove	2-4	Walking in tall grass or a cave	65%
Pidove	9-10	Walking in dark grass	65%
Politoed	50-70	Fishing in dark spots	5%
Poliwag	40-70	Fishing with a Super Rod	60%
Poliwhirl	40-70	Fishing in dark spots	55%
Purrloin	10-11	Walking in dark grass	17%
Purrloin	3-4	Walking in tall grass or a cave	17%
Sewaddle	2-4	Walking in tall grass or a cave	35%
Sewaddle	10-11	Walking in dark grass	15%
Spewpa	40-60	Fishing with a Super Rod	40%
Spewpa	5-15	Surfing	70%
Sunkern	2-4	Walking in tall grass or a cave	38%
Sunkern	9-11	Walking in dark grass	38%
Venipede	10	Walking in dark grass	20%