| 摘要 |
[Problem] To provide a water cultivation apparatus that is capable of being readily used for aquaculture ponds of various shapes and being used for a long time. [Solution] A water cultivation apparatus 1 comprises: a driving device 2; a rotating shaft 3 pivotally supported by the driving device 2; rotating arms 4 capable of being horizontally rotated on a water surface by the rotating shaft 3; and paddling plates 5 protruding downward from the rotating arms 4. Each of the paddling plates 5, which are formed from a salt water resistant material, has an upper part that is supported on both sides by the lower part of a rotating arm 4 in a manner allowing for sliding motion in the longitudinal direction and can be fixed at a predetermined position. |
