| 摘要 |
A multilayer fish farming net is provided to allow the high density fish farming to be carried out by using a multilayer fish farming net at the inland circulation filtering mode cultivation. A multilayer fish farming net comprises a multilayered plate net comprising a lower plane net(2), a middle plane net(3), and an upper plane net(4). A lateral connection stick surrounds the plate nets along 8 circumference so as to connect them, each fixing stand(6) is built vertically at the 8 corner of the lower plane net, the middle plane net and the upper plane net are inserted in turn so as to be connected with the fixing stand with a present distance, the vertical circumference net is adhered to the plane net at each layer at 8 circumference, ana a lateral reinforcement stand is built at the lower surface of the lower plane net for supporting the weight.
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