Team Aqua's leader is Archie. He will battle you on some occasions. One good example is a battle with him in Mt. Chimney and Mt. Pyre.
You can find it in he Magma or Aqua hideout.
He is the Pokemon League Champion.
There is only one in the game, at Aqua Hideout in Lilycove City.
She is at rustbro city.
South of mossdeep city you will sound find a diving spot that leads you to seafloor cavern this is where team aqua is.
Dive underwater and find the team aqua base (if you beaten the psychic gym)
First talk to one of the mecanics in the ship building place. He will tell you to find Cap. Stern. Then go to the museum and talk to Cap. Stern that is on the upper floor. Two Team Aqua members will arrive. You will need to defeat them. Then the Team Aqua leader arrives and talks. Leave and Team Aqua will be gone.
Flannerry is the gym leader of the lavaridge town gym.
You find him in the last Gym in Sootoolis City.He is the last Gym leader
somewhere under the sea. KEEP ON TRUCKIN UNTIL YOU FIND IT!
you have to go to the magma and aqua hideout then go to sootopoilis where kyogre and groudon will be battling then find that steven or Devon dude
you go up there then turn right then go left then do a dance then u find his house and then go to his bathroom and then say hallo then dive into his bath den u will find him