Where to catch, #0117
Seadra in Yellow: 2 places, levels 20 to 35
2 encounters by area
Places
Route 12 and Route 13
Other games
Also found in 14 other games
Red and Green (Japan)Red and BlueGold and SilverCrystalFireRed and LeafGreenDiamond and PearlPlatinumHeartGold and SoulSilverBlack and WhiteBlack 2 and White 2X and YLet's Go, Pikachu and EeveeThe Isle of ArmorThe Crown Tundra