|Description:||An infinitely calm sea without waves. Large Pokémon live luxuriantly here.|
|Method to obtain:||Buy for 8,000 Poké|
Serene Sea (Japanese: しずかなうみ Serene Sea) is a Friend Area in Pokémon Mystery Dungeon: Red Rescue Team and Blue Rescue Team. It is available for 8,000 Poké from the Wigglytuff Club after completing the main storyline. It is in the Northern Sea area, along with the Bountiful Sea and Deep-Sea Current Friend Areas, and has a capacity of four Pokémon, all of them Water-type. Upon buying it, the player gains access to Grand Sea and Far-off Sea.
Serene Sea has remnants of underwater ruins reminiscent of Atlantis.
|Qwilfish|| Silver Trench (1F-9F)|
Grand Sea (1F-9F)
Fantasy Strait (B1-B9)
|Mantine||Grand Sea (30F) (Red)|
|Wailmer|| Silver Trench (41F-50F)|
Far-off Sea (41F-50F)