A fish story is also known as a tall tale. It's a story that is often exaggerated or hard to believe, usually involving some sort of adventure or amazing event related to fishing or the sea.
There were many unique online names with the word 'fish' in them.
1 Deep Love Between Fish and Water
2. Fragrance of Fish
3 Fish Is What I Want
4. Fish Leaps Over the Dragon Gate
5. Fish Dragon Dive
6 Land of Fish and Rice
7 Fish I Want, Bear Paw and Fish I Want
8 The Joy of Fish and Water
9. Passing Fish Eyes Off as Pearls
You Can't Have Both Fish and Bear's Paw
The 'Real Nemo Story' could potentially be about a person named Nemo who had some extraordinary adventures. Maybe Nemo was a fisherman and had tales of facing rough seas and big catches. Or it could be that Nemo was involved in some kind of conservation effort related to the ocean and fish, similar to the themes in the animated movie. However, without more details, it's all speculation.
I recommend "The Poem-Burier" to you. This book is a fantasy novel about a reporter listening to various stories from customers in a strange restaurant. It is similar to the story of the reporter fishing by the lake mentioned in the answer. I hope you like this fairy's recommendation. Muah ~π
Big Fish Begonia was the name of a Chinese animated film directed by Zhang Yimou and released in 2015. The movie was about love and sacrifice, and it was about a girl's adventure to save her lover. The film received high reviews and box office sales, becoming one of the representative works of Chinese animated films.