you are in the hoenn region
the 202 Pokemon in hoenn.
Pokemon Emerald takes place in the Hoenn region.
Hoenn Pokemon are the Pokemon that were introduced in ruby, sapphire and emerald version, so Pokemon like sceptile or kyogre are hoenn Pokemon.
You are already there. Hoenn is the entire region in Pokemon Ruby/Sapphire/Emerald.
Basically every hoenn Pokemon along with the inclusion of a few jhoto and kanto Pokemon. Hoenn Pokemon NOT found in emerald are: Surskit, Masquerain and Lunatone.
all the starters on Pokemon emerald [in hoenn] are treecko,torchic and mudkip
emerald has all the Pokemon
200 Hoenn and 386 National.
You can get Cyndaquill by completing the Hoenn Dex.
Hoenn is not in heartgold version, only johto and kanto are in heartgold, hoenn is in emerald