Seel, Omanyte, Kingler, Pelliper, Gastrodon(West sea), Tentacool, dewgong, staryu, dragonair, Walrein.
The bosses at the end are Kabotops and two Omastar.
I haven't seen azurill in Pokemon Mystery dungeon explorers of time a lot. I gues you could find azurill in one of the water related dungeons. (Example: Waterfall Cave, Brine Cave, etc.)
buy them or go on the missions and get them as a reward Also find them at brine cave, mystifing forest or apple woods sometimes have a few. I recommend brine cave it helped me dfeat Dialga.
In Pokemon Mystery Dungeon: Explorers of Darkness, the TM for Shadow Ball can be found on B1F of Brine Cave after reaching the Gold Rank. It is located inside a locked room and requires a key to access.
In Pokémon Mysery Dungeon: Blue Rescue Team, you can find the Poison-type Pokémon that is named Ekans in the dungeon that is called the Western Cave and you will be able to locate it on Floor 3, Floor 4 and Floor 5.
Bullet Seed can be found in the southern part of the Brine Cave dungeon, in Pokemon Mystery Dungeon: Explorers of Time. It is located on floor B11-B14 and can be obtained by defeating the Pokemon holding it.
In Pokémon Mysery Dungeon: Blue Rescue Team, you cannot find Wobbuffet in any of the dungeons however you can find Wynaut in the dungeons of Buried Relic and Solar Cave, additionally once Wynaut reaches Level 15 then you can take it to Luminous Cave in order to evolve it to Wobbuffet.
There is 1 Kabutops and 2 Omastar =]
See related link.
brine cave
In Pokémon Mysery Dungeon: Blue Rescue Team, Shelgon will evolve into Salamence at Level 50 however you will additionally need to take it over to Luminous Cave in order to evolve it into Salamence.
There are 19 floors in the Landslide Cave dungeon in Pokemon Mystery Dungeon: Explorers of Darkness. The dungeon is known for its rocky terrain and challenging battles with ground-type Pokemon.
A dungeon is a cave on pokemon mystery dungeon. It is a level with a series of floors/rooms and the object is to get to the end of the dungeon.