| 摘要 |
PURPOSE: To provide a round artificial shore reef having a shelter and a nutritive function without disturbing fishing activities by providing an opening bottom part to be placed on the ground and distributing plural opening parts along the downside peripheral face of the bottom part so as not to face mutually. CONSTITUTION: An artificial shore reef 1 is made into expanded capshaped round structure having a coronal edge part 2 and installed so as to be buried under a surface 3 of the ground in a certain degree of depth. On the level of ground surface, a lot of opening parts 4 are distributed around the downside of the artificial shore reef 1 so as not to face mutually. |
