Some fruits and vegetables can be fed raw to the fish, but most vegetables should be blanched prior to being offered to your fish. The fruits and vegetables that are generally alright to serve raw are bananas, plantains, pumpkins, pears, apples, carrots, potatoes and sweet potatoes.Click to see full answer. Also to know is, can puffer fish eat carrots?Unfortunately, the carrot-munching fish that inspired a lot of memes and edits did not survive. Pufferfish Eating a Carrot, also known as ???? Augh and Funny Fish, refers to a viral video of a pufferfish being fed a carrot.Furthermore, what human food can you feed a goldfish? As well as flakes and pellets designed specifically for them, goldfish will eat peas (with the shells removed), boiled vegetables, bloodworms and brine shrimp. The above foods make a great change to flakes and pellets. You can read about other treats for your goldfish here! Additionally, what vegetables can fish eat? Vegetables and Fruit You can feed your fish blanched vegetables such as zucchini, peas, lettuce and spinach. Vegetables are full of the minerals and vitamins that herbivorous fish need. You can also feed your fish small amounts of fruit including apples and pears.What can I give my fish to eat? Choosing the Right Food Dry Food: When you think of fish food, you think of flakes. Frozen Food: Some fish will enjoy frozen food, such as shrimp, bloodworms, plankton, prawn, krill, or mussels. Freeze Dried: Tubifex worms and Mysis shrimp or other foods can be found as freeze-dried cubes.