The Loch Ness Monster is a character that only appears in the episode "Scavenger Pants."
It is a lime-green sea monster, which appears to resemble a large sea serpent, and has very sharp teeth along with red eyes and lighter green shaded scales along its body.
The Loch Ness Monster is a legendary monster that lurks in the rivers of Scotland. SpongeBob and Patrick are told to find it by Squidward. It dislikes bagpipe music, but it loves to eat them. SpongeBob and Patrick later brought it home to Squidward and it ate him.