<;P>;PROBLEM TO BE SOLVED: To quickly perform charging and discharging work of shellfish to a culture basket without using closing and opening work of the opening of the basket. <;P>;SOLUTION: The culture basket 1 for shellfish is formed by connecting ring frames 2 in a vertical direction, extending a bed net 4 in a plane of the ring frame 2, extending a side net 5 on an outer circumference of the ring frame 2 and connecting the frames 2 in a vertical direction through a plurality of ropes 6, thereby forming a basket part 1A covered with the nets and positioned between the upper and lower frames 2, 2. A constantly opened opening 7 is formed in a part of the side net 5 at an upper part of the basket part 1A. <;P>;COPYRIGHT: (C)2011,JPO&INPIT