all you have to do is go to the surival area and catch a seadra in the water to the right then breed with ditto or male pokemon(preflably a male seadra) then hatch the egg then there you go your own horsea! but you can catch it somewhere i dont know where though.
hope i helped you with your quisten by gabrielle a.k.a keyboard
they are easily found is the whirl and seafoam islands, you can surf or use a good/super rod
cATCH IT while using Surf at the Whirl Islands.
Cinnabar island around cinnabar island.
If you mean Horsea, then use any rod in Whirl Islands or Seafoam Islands and you should be able to catch it eventually.
yeah i did a cheat of garitina
Safari zone
you cant catch it you need someone to trade it or use a cheat
it is a item that you obtain in pokemon soul silver that you use to catch lugia the legendary bird in the whirl islands.
Level 32
sorry you have to trade it to Pokemon soul silver
You can't catch charizard in Pokemon soul silver. You can get a charmander from professor oak.
Catch Pokemon
You can't catch kyogre in Pokemon soulsilver.
you catch it in cerulean cave
In johto!
snorlax
no you can, you most catch it in Pokemon emerald
you have to trade it from diamond to soul silver and you can't actually catch Roselia wild in Pokemon soul silver.
you can't catch it, you have to get it from an event which has passed
You can't catch Deoxys in soul silver