Lv.40
Salamence can only learn Hydro Pump as an egg move in Pokemon Emerald.
the best moves he can learn is hyper beam,fissure,earthquake,facade or hydro cannon (i think)
The only Pokemon that can learn Hydro Cannon are: Blastoise, Feraligatr, Marshtomp, and Empolion.
defog is not in emerald,
Swampert does not learn Hydro Pump.
sorry but the only way is to breed withGyaradosChinchou,LanturnQwilfishWailmer,WailordRelicanthyet i dont know the level
You will have to trade or make it learn hydro pump
Lvl. 46 in blue/red/yellow Lvl. 49 in fire red/leaf green/ruby/sapphire/emerald And not sure about the rest... Hope this helped
nosepass
swampert can not learn hydro cannon in R/E/S it can only learn hydro cannon in Pokemon pearl/platinum/diamond SEE YA
Feraligatr can learn Hydro Pump at level 58 in Pokemon Crystal.
A list of Pokemon that can learn foresight is:VenonatVenomothMachopMachokeMachampHitmonleeHoothootNoctowlYanmaMudkipMarshtompSwampertSableyeDuskull Dusclops