It's seavault canyon and it's on 1 of the 7 islands after you beat the elite four when you unlock the islands check your townmap to see which island it's on
there isn't a Pokemon game called "Blue Sea"
Sea incense is found in lost cave.
in the lost cave on island five
If it's held by a Pokemon it will boost Water type moves.
you find chinchou under the sea when you diveChinchou cannot be obtained in LeafGreen you will need to trade it from Emerald.
That item doesn't exist in leafgreen their is a sea incense and lax incense in the cave.
Yes, articuno is at the end of seafoam islands. Try the boulders ;-)
The sea foam islands, surf south of Fuchsia City.
The only way to get Mew is to go to the Old Sea Chart event, or by hacking the game.
YOu cannot swim!you must have Pokemon that knows surf and then go near water and go to menu and select Pokemon and then select Pokemon that knows surf and then you can go acroos sea.
no old calendar. old sea chart. you have to go to a Nintendo event to get it
action replay or gameshark, if you havnt been to the Nintendo event