| 摘要 |
A crib vegetation and the revetment block having the fishway facility function is provided to be harmless in the underwater ecosystem creature and be possible for long term usage. A crib vegetation and the revetment block having the fishway facility function comprises a plurality of frames(200) consisting of the long rectangular shape, an assembly block of the pentagonal form in which the penetration hole is formed in the location corresponding to the penetration hole of both ends of frame, a clamping unit(510) fixing the lowest bottom of the mating connection globe(500). A fitting portion(300) is formed to be corresponded to frame in the assembly block. |
