Why do you care? the answer is male according to the official guide.
The best place to catch Horsea is typically in areas with water bodies, such as coastal routes or lakes, depending on the game version you're playing. In Pokémon games, using a Good Rod or Super Rod increases your chances of encountering Horsea. Look for fishing spots in regions like the Hoenn or Kanto areas, where Horsea is more commonly found.
you can get a horsea underwater. but only in sapphire.
You can get Horsea by fishing on routes 132, 133, or 134 in Ruby. You may be able to catch it with a Good Rod but a Super Rod would be your best bet.
you have to go to pacifidlog town and surf then you'll run into a horsea and that's how you get a horsea.
HOW GET A HORSEA ON POKEMONINDIGO.COM
You can't get horsea in xd.
Horsea is a Kanto region pokemon.
Horsea evolves at level 32. :)level 32
you get horsea on route 226
Horsea transforms into Seadra at Level 32.
You can get a Horsea in Pokemon Silver by finding it at the Whirl Islands.
Horsea evolves at level 32