This MariSource vertical incubator is designed for salmon. The trays have 20 x 20 screen, and the system a total of 144,000 in this 12-tray system. The cabinet is constructed of a one-piece welded aluminum frame for stackability, corrosion resistance and a long life. Interior components are molded of plastic for corrosion resistance and ease of cleaning and disinfection prior to each use. Materials will neither rust nor attack eggs chemically. All incubation components will float. MariSource incubation units are delivered fully assembled with screening material specified by the hatchery for the desired species. Systems are also available for salmon and another for trout.