Patent ID: 8261697

Claim:
A cage net for farming fish, comprising: a plurality of screen sheets each having an upper section and a tapered lower section, said upper sections of said screen sheets being interconnected side by side to form a surrounding wall, said lower sections of said screen sheets being interconnected side by side to form a bottom wall, each of said lower sections being folded inwardly from a respective one of said upper sections and having a tapered end extending to a substantially central part of said bottom wall, said surrounding and bottom walls confining a receiving space; wherein each of said upper sections is substantially rectangular and has two longitudinal sides extending in a top-to-bottom direction of said surrounding wall, and each of said lower sections is substantially triangular and has two opposite sides extending respectively from said longitudinal sides to said tapered end; and wherein each of said lower sections is in the form of a right-angled triangle, one of said opposite sides of each of said lower sections being in line with one of said longitudinal sides of the respective one of said upper sections, the other one of said opposite sides of each of said lower sections being angled from the other one of said longitudinal sides of the respective one of said upper section, said bottom wall further having a circular central opening, and a closure member closing said central opening.