By capturing all of the water types of it.
hach an egg or surf
you have to fish using the super rod or go underwater and look for him
No, not that i know of.
use a ultra/great ball
no
you us a rod at the waters edge
Evolve a wailmer which is usually found in any sea-area (find by using super rod).
There is no place to buy elixirs in Pokemon Sapphire. You can find them using the item finder.
You have to upload it from FireRed, LeafGreen, Ruby, Sapphire, or Emerald.
Catch one using a pokeball.
Nosepass is a rare Pokemon in the game Pokemon Sapphire. It can only be found by using Rock Smash on boulders in Granite Cave.
migrate it from ruby, sapphire or emeraldonly diamond or pearl with super rod below sandgem town and you can do it using super rod at the route right below pal park.