How can you increase find a shiny without breeding?

Question

In the Safari Zone too. This is for SoulSilver.

Comments

is this for b2w2 or other?

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Soulsilver,  duh Safari Zone.

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Well you never really specified

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I'll fix it. Challade1, could please specify what game you are playing from now on? I understand you find it obvious, but some of our other members may not.

Answer 1

There are other methods which make obtaining alternately colored Pokémon a little bit easier: the Masuda method and the Poke Radar slightly raise the probability of hatching Pokémon from Eggs and catching Pokémon from the wild, respectively.

Source: Bulbapedia's Shiny Pokemon page.