Paco is a fish that has appeared in several episodes.
He first appears in the episode "Pickles," where he is debuted in a brief cameo along with other fish worried about Bubble Bass.
Paco is a light green and light blue fish. He wears a purple shirt with a white coat and gray pants. He has four dark blue spots on his head.
In "New Student Starfish," it is revealed that he is a student in Mrs. Puff's Boating School and has three stars on the Good Noodle Board.
In "Goo Goo Gas," he is seen working as a price tagger at the Barg'N-Mart.
In "Le Big Switch," he appears to be a French chef trying to cook soup, but Mr. Le Schnook tells him it is terrible.
In "The Clam Whisperer," he is seen driving in a Boatmobile before stopping in front of a Giant clam. He yells at the clam to move, before the clam swallows him and his boatmobile whole.
- Paco's name may be a reference to the fish known as Pacu which is a type of omnivorous piranha.
- His model number might be "73" as the production label for the kid version of him is "73 Kid."