Sorry, you can't get Mantine in emerald
Mantine is not available in firered have colosseum or emerald trade you one.
You cannot get mantine in firered only emerald and colosseum can.
To get mantine in crystal and gold surf around the whirl Islands
Mantine sounds like Manta, and Mantine is a manta-ray shaped Pokemon.
Colosseum can get mantine.
You will need to trade. You can only get it in HG.
To obtain Mantine, you have to go to Pal Park . Mantine can be found in the Sea of Pal Park. Mantine appears normally .
Mantine is not available in the wild in Platinum.
Remoraid sticks to Mantine's Armpit eating scraps in the water that Mantine won't eat.
Mantine is a Water and Flying type pokemon.
Mantine evolves from Mantyke when leveled up with a Remoraid in the party.
Mantine is #226 in the national pokedex, and it is a Water type Pokemon.