Phronima Cove is the main location of the Season 48 episode, "Journy in the Wheel Boat" and is located west of Bikini Bottom.
Description[]
It is a series of rocks surrounding a mangrove island, a volcano is in the west, there is a waterfall too, SpongeBob's Vacation Home is on the rock with the waterfall. This is the only place where you can find a wild Tidal Serpent.