SpongeBob SquarePants

Frank (muscular goldfish)

on ESB
This is the page about the muscular goldfish. For other uses, see Frank (disambiguation).
Gold Team rules!
— Frank, "Prehibernation Week"
Residence: Bikini Bottom, Pacific Ocean
Physical appearance
Gender: Male
Color: Gold
Eye color: Black
Classification: Goldfish
Series information
First appearance: "MuscleBob BuffPants"
Latest appearance: "The Krabby Kronicle"
List of characters

Frank is a muscular goldfish, usually seen hanging out at Goo Lagoon.


He is very buff. His color is an almost a bronze-brown color. And he wears a black speedo swimsuit. In some episodes, he has sort of "squinty" eyes, unlike the ones shown here.


His name was revealed in the episode, "Slide Whistle Stooges." In "The Fry Cook Games," he is scared and eager to get out of the arena, showing that he has wimpy side and weak constitution. Sometimes he's seen eating at the Krusty Krab such as in "To Love a Patty."


  • In "Slide Whistle Stooges," Nancy was his girlfriend.
  • In "Prehibernation Week" and "The Fry Cook Games," Frank had a small, wimpy voice. However, in "Slide Whistle Stooges," he had a big tough voice.
  • Frank the muscular goldfish is not to be confused with Frank the store owner, the jail guard Frank, and the cameo character Frank.
  • In "The Krabby Kronicle" there is a fish that's called Trainer that looks like Frank.
  • His voice changes in multiple episodes.
  • He appears in orange in "Welcome to the Bikini Bottom Triangle."

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