If you want it to be. You could name a fish anything. Like, LITERALLY anything. At all. anything you want to name your fish. Anything.
Maniac Magee's aunt's name is Aunt Dot.
Aunt Jodi's sister's name is Julie.
her name is aunt queen
Tom Sawyer's aunt was Aunt Polly.
aunt may
The German name for aunt is "Tante."
Capitalize "Aunt" when it is used as a proper noun directly before the person's name, such as "Aunt Jane," "Aunt Mary," or "Aunt Sarah." However, if the word "aunt" is used informally or generically, it is not capitalized, such as "my aunt" or "she is an aunt."
Aunt Bee was short for her first name Beatrice, last name was Taylor
Aunt Pettitoes
Aunt Eleanor Roosevelt
Aunt May
her name was aunt harriet and was Bruce Wayne (batman's) aunt.