Pokémon: Advanced Generation · Advanced arc

AG025 · A Mudkip Mission

秘密の池! ミズゴロウがいっぱい!?

US air. 2004-03-13 JP air. 2003-05-15 Season. Advanced (S6) Position. Episode 25 of 192 in Advanced Generation

Synopsis

What happens.

While the group walks along a river, May announces that it is time for another installment of "May's Expeditions". As May continues to hold her fingers to form a camera position, Max declares that he hopes they'll come across some new Pokémon.

Synopsis adapted from Bulbapedia's AG025 entry, used under CC-BY-NC-SA 2.5.

Story arc · AG001-AG040

Advanced.

Ash arrives in Hoenn, meets May and Max in Littleroot, picks up Treecko, and starts the Hoenn badge run. Team Magma and Team Aqua replace Team Rocket as primary threats.

Read the full Advanced Generation guide

Pokémon featured · 10

Who appears.

Linked entries open the species page on the Pokédex. Items without a sprite (alternate forms, regional variants, generic group references) fall back to a name pill.

More from this arc

Other episodes in Advanced.

Episode synopsis from Bulbapedia, CC-BY-NC-SA 2.5. Editorial context (arc affiliation, cultural moments, character signatures) hand-verified May 2026. Pokémon, character names, and series titles © Nintendo, Game Freak, Creatures Inc., The Pokémon Company, OLM Inc. This is an unofficial fan reference.