BREEDING TANK OF SETTLEMENT BENTHOS AND CIRCULATION BREEDING APPARATUS, BREEDING METHOD

摘要

PURPOSE: A breeding tank for benthos, a circulation breeding apparatus, and a breeding method are provided to improve decomposition capacity of organic materials by aerobic bacterium. CONSTITUTION: A breeding tank comprises a breeding tub(10), a filter tub(60), and a pump(70). The breeding tub forms an inlet port on the top thereof and comprises a main body with an outlet port in the lower part thereof, a layer which is installed in the inner part of the main body and provides a living space for benthos, and a supporting unit which floats the layer from the floor of the main body. The filter tub is connected to the breeding tub and filters the water that flows out through the outlet port. The pump supplies the filtered water to the inlet port.