Where is the third medal to save tera in Zelda phanton of the hourglass the person how got captured?

In "The Legend of Zelda: Phantom Hourglass," the third medal to save Tetra is held by the character known as the Ocean King. He is located in the Temple of the Ocean King, where you must complete various challenges to obtain it. After defeating the enemies and solving puzzles, Link can retrieve the medal to help rescue Tetra from captivity.