Eely-Mouth

Eely Mouth is an eel enemy only appearing in Super Mario Sunshine and was a boss in the level "Noki Bay". In order to beat this boss you must shoot his teeth with your F.L.U.D.D. to clean them. After beating this boss he will close his mouth and then reopen and a golden tooth will come out, afterward he retreats into his cavern and the golden tooth explodes revealing a shine sprite.