In Route 222 Using the Pokeradar.
yes
you level up
you can catch it after you had finished you're first pokedex,you can find it just before sunshore city, its not that common but it is there.
eevee,pikachu,probably flaffy if not then lv 40
Route 222 with pokeradar
You can get it by evolving your mareep into a flaffy, then a flaffy into an ampharos.
Flaaffy are rare to find but go to the route connecting the lake of rage and mahogany town
It evolves at level 30 to Ampharos.
ampharos
female flaffy evolves at lv 36 the same as the malelevel 42
it is at route 222 just use your Pokemon rader and you will find atleast 1 i did.so u can to
level 42