1. Cut the watermelon into quarters and take a quarter
2. Cut the watermelon into slices about 1.5 cm thick
3. Divide the cut watermelon into 4 points evenly
4. As shown in the picture, cut two diagonal cuts on the watermelon rind
5. Cut off the watermelon skin on both sides, the fish tail is formed
6. Place it on a plate, use watermelon seeds as fish eyes
7. Scrape off the cut watermelon rind and put it on a plate as aquatic plants
8. Cut the watermelon rind and the watermelon flesh into a round shape, and put it on a plate as the bubbles spit out by the fish.
9. Finished picture
