| 摘要 |
The present invention relates to a circulation filtering cultivation system. The circulation filtering cultivation system according to the present invention is composed of: a water tank(3) to cultivate sea products; a water collection tank(5) that stores alien substances discharged from the water tank(3) and separates alien substances into the upper and the lower stream based on the weight differences; and a filtering unit(7) that makes the discharged water from the water collection tank(5) come into contact with lace filtering media(38) exposed to the air and performs the primary aerobic treatment and the secondary anaerobic treatment and returns the resulting water into the water tank(3). |
