He is usually a light orange fish with a light tan underside and dark blue fins, legs and dorsal fin. He wears a white, messy apron and a light blue shirt and a white hat. In "Ripped Pants," his front side is dark blue.
He has visible nostrils in most of his appearances. In "Party Pooper Pants" and "Mooncation," his model is slightly altered to give him stubble. His nostrils are removed in this model. His "Mooncation" design is also a darker orange.