What Do Puffer Fish Eat?


Quick Answer

The pufferfish is carnivorous, with a preferred diet of algae and various invertebrates, and less frequently shellfish. The animals that are part of the pufferfish's diet contribute to the pufferfish's poison by providing bacteria.

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Full Answer

Pufferfish are primarily found in an oceanic environment, but small numbers are found outside of saltwater bodies. The largest of the pufferfish species does not exceed 3 feet in length, while the smallest species is a fraction of that size. The pufferfish contains a potent kind of toxin, and a great amount of it. This toxin is fatal to the fish's natural predators, and to humans.

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