You can capture horsea at the safari zone look for the water on the western portion of the safari zone use the good or super rod to hook up horsea.
catch a dragon Pokemon such as horsea and Bagon until you get one holding a dragon scale.
First of all it depends on what route your fishing in but you catch these pokemon: Magikarp, Staryu, Carvanha, Horsea, Psyduck, Goldeen.
you have to go to pacifidlog town and surf then you'll run into a horsea and that's how you get a horsea.
you can catch horsea in ocean current with fishing.
Horsea evolves into Seadra starting at Level 32.
Yes, it evolves into Seadra at level 32.
you can get a horsea underwater. but only in sapphire.
yes
How do you catch latios in Pokemon sapphire
There are many Pokemon you catch that are similar in sapphire and emerald but there are many Pokemon emerald can only get and not sapphire.
magickarp horsea tetecool starmie shelder the rest i forgot :P
Route 226 with the Good Rod.