River channel protection slope masonry and river channel protection slope

The invention relates to the technical field of river channel revetment, and discloses a river channel revetment masonry and a river channel revetment, the river channel revetment masonry comprises a masonry body, the masonry body comprises an oblique cube, a first transverse cube and a second transverse cube, a through groove is formed in the oblique cube, one end of the first transverse cube is fixedly connected with one end of the oblique cube, and the other end of the first transverse cube is fixedly connected with the other end of the oblique cube. One end of the second transverse square body is fixedly connected with the end, away from the first transverse square body, of the oblique square body, a first drainage channel is formed in the connecting position of the oblique square body and the first transverse square body, and one end opening of the first drainage channel communicates with the through groove. And one end opening, away from the through groove, of the first drainage channel is located in th