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Aqua-Manna Fish Nursery System

Aqua-Manna offers a downsized version of our growout system for rearing of fingerlings.  The nursery system consists of a two part, snap together, hot-dipped galvanized steel frame, including plywood and butyl rubber liner.   The culture side of the tank is 6' wide and 16' long, the filtration side is 2' wide and 16' long.  The filtration side contains one SETO (vacuum drum filter), three gear driven rotating biological contactors.  The multifunctional pump sits at one end of the culture tanks and fully recirculate the entire system volume every four minutes.  Multi-Functional Pump:  This fractional horsepower pump is know for its dependability, low energy usage and the fact that it can move in excess of 600 gallons per minute, foam fractionates and supplies in excess of 1 pound of oxygen per hour while stripping carbon dioxide from the water. This pump is truly remarkable, made of stainless steel and UHMW polyethylene  it is virtually indestructible. Aqua Manna Vacuum Drum Filter: Automatic variable speed filter continuously filters solids from the water, handling up to 1.7 million gallons per day.  Known throughout the industry for its durability and low maintenance, this unit filters 1200 gallons per minute. The solids are automatically sent to a diversion area that fits your barn. Aqua Manna Rotating Biological Contactor (RBC)  This revolutionary RBC is powered by a unique gear drive system, that keeps the biofilters turning at an optimal four rpm. Virtually maintenance free and because of the design, is self cleaning.        The Aqua-Manna fish nursery system can handle up to 25 lb. per day of high protein fingerling food.    Preformance example:   Our research and our farmers show that 7000 tilapia fry at 0.3 g can average at least 50 g in an eight week growing period using the nursery system.*