What are koi eaten by?

* Other fish: Koi are preyed upon by larger fish, such as bass, pike, and muskie.

* Waterfowl: Ducks, geese, and other waterfowl can eat koi.

* Mammals: Otters, raccoons, and other mammals can prey on koi.

* Birds: Birds of prey, such as eagles, hawks, and owls, can eat koi.

* Reptiles: Snakes and turtles can eat koi.

* Insects: Dragonflies and other insects can eat koi fry.