Many farmers also raise catfish , hybrid striped bass , Tilapia, and goldfish .
Some producers raise game fish , such as largemouth bass and bluegill, for stocking ponds and lakes.
Crayfish, bait minnows, and aquatic plants are also part of the freshwater aquaculture harvest. There are four ways freshwater fish are raised. Trout can be raised in long concrete raceways where there is plenty of fresh, cool, running water. Shallow farm ponds are used to grow many types of fish including catfish and hybrid striped bass. Floating fish cages are used in deep ponds to grow several types of fish.