Other coldwater species produced in flow-through systems include other species of trout, such as brook trout, brown trout, and cutthroat trout; and the freshwater stage of salmon. On a limited scale, warmwater fish such as catfish and tilapia are produced in flow-through systems. Coolwater fish including yellow perch, hybrid striped bass, and several species of sturgeon are also produced on a limited scale in flow-through systems.
