swarming Pokemon are Pokemon that appear daily on a certain route. you have to have obtained the national dex first though on the games that they appear on.
In front of Fuego Ironworks, but only when swarming.
when you obtain the national dex
First you need to have beaten the Elite 4, Then you need to obtain the national dex. Talk to Dawn's/Lucas's little sister in the house in front of the Pokemon center in Sandgem, and she'll tell you what Pokemon is swarming. (Swarming Pokemon change everyday)
not, you have to wait until the next day to change the swarming Pokemon and its route.
Swablu is only available by swarming on Route 45.
There aren't swarming pokemon in pokemon black.
Baltoy can be found on Route 3 if they are swarming there. To check what Pokemon is currently swarming, listen to Professor Oak's Pokemon Talk, he will say what Pokemon is swarming where.
A Pokemon Swarm is basically a Pokemon that is swarming in a certain area say a bledum is swarming the beldum has a higher apperance rate
Chances are that the Pokemon that is swarming is not available normally in the Sinnoh region.
In front of Fuego Ironworks, but only when swarming.
there is no way to do that
it's random
Swarming on Route 1.
when you obtain the national dex
First you need to have beaten the Elite 4, Then you need to obtain the national dex. Talk to Dawn's/Lucas's little sister in the house in front of the Pokemon center in Sandgem, and she'll tell you what Pokemon is swarming. (Swarming Pokemon change everyday)
You can get it by talking to Dawn/ Lucas's sister in Pearl or Diamond. Each day they tell you a different species of Pokemon is swarming, and where to find it. The Pokemon changes each day, so Cubone will eventually be swarming, if it isn't today.
Of course! Try going to www.serebii.net, click on the Diamond/Pearl under the Games on the left side, and find Swarming on the right side of the nest screen. there are 29 different kinds of swarming Pokemon in Pokemon pearl and Pokemon diamond